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[Updated Feb 2022] Lead4Pass CAS-004 dumps | Provide free practice questions

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TypeNumber of exam questionsExam nameExam code
Free12CompTIA Advanced Security Practitioner (CASP+)CAS-004
QUESTION 1:

A security analyst receives an alert from the SIEM regarding unusual activity on an authorized public SSH jump server.

To further investigate, the analyst pulls the event logs directly from /var/log/auth.log: graphic.ssh_auth_log. Which of the following actions would BEST address the potential risks of the activity in the logs?

A. Alerting the misconfigured service account password

B. Modifying the AllowUsers configuration directive

C. Restricting external port 22 access

D. Implementing host-key preferences

Correct Answer: C

QUESTION 2:

Within change management, winch of the following ensures functions are earned out by multiple employees?

A. Least privilege

B. Mandatory vacation

C. Separator of duties

D. Job rotation

Correct Answer: A

QUESTION 3:

A security administrator configured the account policies per security implementation guidelines. However, the accounts still appear to be susceptible to brute-force attacks. The following settings meet the existing compliance guidelines:

1.
Must have a minimum of 15 characters
2.
Must use one number
3.
Must use one capital letter
4.

Must not be one of the last 12 passwords used

Which of the following policies should be added to provide additional security?

A. Shared accounts

B. Password complexity

C. Account lockout

D. Password history

E. Time-based logins

Correct Answer: C

Reference: https://docs.microsoft.com/en-us/windows/security/threat-protection/security-policy-settings/account-lockout-threshold

QUESTION 4:

A pharmaceutical company recently experienced a security breach within its customer-facing web portal. The attackers performed a SQL injection attack and exported tables from the company\’s managed database, exposing customer information.

The company hosts the application with a CSP utilizing the IaaS model. Which of the following parties is ultimately responsible for the breach?

A. The pharmaceutical company

B. The cloud software provider

C. The web portal software vendor

D. The database software vendor

Correct Answer: B

QUESTION 5:

Clients are reporting slowness when attempting to access a series of load-balanced APIs that do not require authentication. The servers that host the APIs are showing heavy CPU utilization. No alerts are found on the WAFs sitting in front of the APIs.

Which of the following should a security engineer recommend to BEST remedy the performance issues in a timely manner?

A. Implement rate limiting on the API.

B. Implement geoblocking on the WAF.

C. Implement OAuth 2.0 on the API.

D. Implement input validation on the API.

Correct Answer: C

QUESTION 6:

A security architect for a large, multinational manufacturer needs to design and implement a security solution to monitor traffic.

When designing the solution, which of the following threats should the security architect focus on to prevent attacks against the ?? network?

A. Packets that are the wrong size or length

B. Use of any non-DNP3 communication on a DNP3 port

C. Multiple solicited responses over time

D. Application of an unsupported encryption algorithm

Correct Answer: C

QUESTION 7:

A company publishes several APIs for customers and is required to use keys to segregate customer data sets. Which of the following would be the BEST to use to store customer keys?

A. A trusted platform module

B. A hardware security module

C. A localized key store

D. A public key infrastructure

Correct Answer: C

QUESTION 8:

A security tester is performing a black-box assessment of an RFID access control system. The tester has a handful of RFID tags and is able to access the reader. However, the tester cannot disassemble the reader because it is in use by the company.

Which of the following shows the steps the tester should take to assess the RFID access control system in the correct order?

A.

1. Attempt to eavesdrop and replay RFID communications.
2. Determine the protocols being used between the tag and the reader.
3. Retrieve the RFID tag identifier and manufacturer details.
4. Take apart an RFID tag and analyze the chip.

B.

1. Determine the protocols being used between the tag and the reader.
2. Take apart an RFID tag and analyze the chip.
3. Retrieve the RFID tag identifier and manufacturer details.
4. Attempt to eavesdrop and replay RFID communications.

C.

1. Retrieve the RFID tag identifier and manufacturer details.

2. Determine the protocols being used between the tag and the reader.
3. Attempt to eavesdrop and replay RFID communications.

4. Take apart an RFID tag and analyze the chip.

D.

1. Take apart an RFID tag and analyze the chip.
2. Retrieve the RFID tag identifier and manufacturer details.
3. Determine the protocols being used between the tag and the reader.
4. Attempt to eavesdrop and replay RFID communications.

Correct Answer: B

QUESTION 9:

A penetration tester obtained root access on a Windows server and, according to the rules of engagement, is permitted to perform post-exploitation for persistence. Which of the following techniques would BEST support this?

A. Configuring system services to run automatically at startup

B. Creating a backdoor

C. Exploiting an arbitrary code execution exploit

D. Moving laterally to a more authoritative server/service

Correct Answer: B

QUESTION 10:

A small company needs to reduce its operating costs. vendors have proposed solutions, which all focus on the management of the company\’s website and services. The Chief Information Security Officer (CISO) insists all available resources in the proposal must be dedicated, but managing a private cloud is not an option.

Which of the following is the BEST solution for this company?

A. Community cloud service model

B. Multinency SaaS

C. Single-tenancy SaaS

D. On-premises cloud service model

Correct Answer: A

QUESTION 11:

Which of the following represents the MOST significant benefit of implementing a passwordless authentication solution?

A. Biometric authenticators are immutable.

B. The likelihood of account compromise is reduced.

C. Zero trust is achieved.

D. Privacy risks are minimized.

Correct Answer: B

Reference: https://cloudworks.no/en/5-benefits-of-passwordless-authentication/

QUESTION 12:

A shipping company that is trying to eliminate entire classes of threats is developing an SELinux policy to ensure its custom Android devices are used exclusively for package tracking. After compiling and implementing the policy, in which of the following modes must the company ensure the devices are configured to run?

A. Protecting

B. Permissive

C. Enforcing

D. Mandatory

Correct Answer: B

Reference: https://source.android.com/security/selinux/customize

…

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Examsdemo Exam Table of Contents:

latest updated CompTIA 220-1002 exam questions and answers

QUESTION 1
Ann, an employee at a company, calls the help disk to report issues logging on to a vendor\\’s website. Joe, the
technician, is able to log in successfully with his credentials before going to Ann\\’s office. However, when he attempts to
log in from
Ann\\’s office, Joe experiences the same issue. Ann asks Joe questions about the new software installed on the laptop
from the pop-up notification.
Which of the following are the NEXT steps Joe should take to resolve the issue? (Select two.)
A. Ask Ann for her credentials to verify and log on to the vendor\\’s website from Ann\\’s laptop
B. Verify Ann\\’s laptop has the correct browser settings
C. Check all browser cached files on Ann\\’s laptop and log on to another vendor\\’s website
D. Attempt to log on to another vendor\\’s website from Ann\\’s laptop
E. Ask Ann about the notification and review the installed programs
F. Reinstall the browser, reboot the laptop, and check the vendor\\’s website again
Correct Answer: CE

QUESTION 2
Which of the following variable types should be used to store the data “Chicago” within a script or code?
A. Integer
B. String
C. Boolean
D. Float
Correct Answer: B

QUESTION 3
A user notices recent print jobs are not printing to the local printer despite printing fine yesterday. There are no errors
indicated on the taskbar printer icon. Which of the following actions should the user take FIRST?
A. Check to ensure the printer selected is the default printer
B. Check the status of the print server queue
C. Cancel all documents and print them again
D. Check that the printer is not offline print mode
Correct Answer: B

QUESTION 4
A technician receives the Chief Executive Officer\\’s (CEO\\’s) Windows 10 laptop, which has been infected with
malware. The technician wants to make sure best practices are followed for troubleshooting and remediating the
malware. Which of the following best practices should the technician perform FIRST in this scenario? (Choose three.)
A. Disconnect the device from the network
B. Identify and research the symptoms
C. Restore the computer to the previous checkpoint
D. Scan and use removal techniques
E. Create a restore point
F. Educate the end user
G. Schedule scans and run updates
Correct Answer: ABD

QUESTION 5
A MAC user\\’s operating system became corrupted, and files were deleted after malware was downloaded. The user
needs to access the data that was previously stored on the MAC. Which of the following built-in utilities should be
used?
A. Time Machine
B. Snapshot
C. System Restore
D. Boot Camp
Correct Answer: A

QUESTION 6
A technician is selling up a computer that will have a hypervisor installed. The technician checks the specifications of the
available computer. Which of the following specifications are MOST important to consider? (Select TWO)
A. Size of HDD
B. Speed of NIC
C. Graphic resolution
D. External storage
E. Amount of RAW
F. Second NIC installed
Correct Answer: AC

QUESTION 7
A technician received 300 old desktops following a recent computer upgrade. After taking inventory of the old machines,
the technician must destroy the data on the HDDs. Which of the following would be the MOST effective method to
accomplish this task?
A. Drill
B. Hammer
C. Low-level format
D. Degaussing
Correct Answer: D

QUESTION 8
Which of the following Microsoft operating systems defaults to a tiled menu instead of the desktop?
A. Windows 7
B. Windows 8
C. Windows 8.1
D. Windows 10
Correct Answer: D

QUESTION 9
Which of the following threats uses personalized information in an attempt at obtaining information?
A. Whaling
B. Impersonation
C. Spoofing
D. Spear phishing
Correct Answer: D

QUESTION 10
A technician has identified malware on a user\\’s system. Which of the following should the technician do NEXT
according to malware removal best practices?
A. Enable System Restore and create a restore point so no data is lost
B. Educate the user about how to avoid malware in the future
C. Update the antivirus software and run a full system scan
D. Move the infected system to a lab with no network connectivity
Correct Answer: D

QUESTION 11
A technician is troubleshooting a printer issue on a Windows computer and wants to disable the printer to test a theory.
Which of the following should the technician use to accomplish this?
A. Devices and Printers
B. Sync Center
C. Device Manger
D. Power Options
Correct Answer: C

QUESTION 12
While preparing a computer that will be issued to a new user, the technician discovers the computer\\’s former user
configured a supervisor password in the BIOS. Which of the following can the technician do to allow the password to be
removed?
A. Reimage the machine from a network share
B. Change the boot order and boot to an external drive
C. Remove and then replace the CMOS battery
D. Use the BIOS user password to reset the supervisor password
Correct Answer: C

QUESTION 13
A company\\’s security team has noticed a lot of unusual network traffic coming from an internal IP address. The team
wants to obtain the name of the computer and then troubleshoot. Which of the following tools would BEST accomplish
this task?
A. nslookup
B. ipconfig
C. tracert
D. ping
Correct Answer: A
New Question, pending the Answer.

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Examsdemo Exam Table of Contents:

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QUESTION 1
A customer\\’s workstation will not boot. A technician runs diagnostics on the system and discovers it is set up in a RAID
0 configuration, and a single SATA hard drive has failed. The system was set up for performance. Once repaired, the
customer requests redundancy be built into the system and an increase in performance.
Which of the following describes how the technician should set up the new RAID configuration?
A. RAID 1 configuration that will utilize new SSD
B. RAID 5 configuration that will allow the loss of a hard drive without failure
C. RAID 6 configuration that will allow the loss of two hard drives without failure
D. RAID 10 configuration utilizing new HDD
Correct Answer: D

QUESTION 2
Multiple users report that the network printer, which is connected through the print server, is not printing.
Which of the following should a technician do FIRST to remedy this situation?
A. Replace the USB cable.
B. Reinstall the drivers on users\\’ PCs.
C. have users restart their PCs.
D. Clear the print queue.
Correct Answer: D

QUESTION 3
A technician is building a Windows server to meet the specific needs of a user. The user needs to house a replica of a
very large SQL database to be able to query the database locally.
Which of the following drive configurations would BEST meet the requirements while providing the maximum amount of
performance and storage?
A. OS disk: 128GB M2 Data disk: 4TB 7200rpm HDD
B. OS disk: 256GB 5400rpm HDD Data disk: 1TB 5400rpm HDD
C. OS disk: 512GB 15000rpm HDD Data disk: 64GB M2
D. OS disk: 1TB 7200rpm HDD Data disk: 128GB 10000rpm HDD
Correct Answer: A

QUESTION 4
A business owner is concerned about excessive paper usage but is not concerned about the wear to the printer of the
use of toner. The business owner asks a technician to find a low-cost solution.
Which of the following is the BEST action for the technician to perform?
A. Configure duplexing
B. Enable collating
C. Adjust the orientation
D. Decrease the quality
Correct Answer: A

QUESTION 5
A systems administrator wants to take advantage of the benefits of the major cloud providers while retaining some data
and services in the local datacenter.
Which of the following types of cloud model should the administrator consider?
A. Public
B. Private
C. Hybrid
D. Community
Correct Answer: C

QUESTION 6
A customer has the LCD display in a laptop replaced. After the repair, the customer notices the laptop is showing a
weaker WiFi signal than before the display was replaced. Which of the following BEST explains the lower WiFi signal?
A. The antenna is too close to the screen\\’s power inverter.
B. The new LCD panel is causing interference.
C. The digitizer is calibrated improperly.
D. The radio antennas are damaged.
Correct Answer: B

QUESTION 7
An employee\\’s mobile device no longer charges, and the employee believes the battery is bad. A technician tests the
mobile device and finds it will charge on a wireless charging pad but not when it is connected to a charging cable. Other
devices charge without issue when the cable is used. Which of the following should the technician perform FIRST to
resolve the issue?
A. Clean out the charging port on the device
B. Replace the mobile device\\’s battery
C. Issue a new charging cable to the employee
D. Send the device for service and give the employee a loaner
Correct Answer: A

QUESTION 8
A technician has configured a custom PC with an eight-core processor. 8GD of RAM a 500GB SSD, and a 100Mbps
NIC for a user who utilizes it for CAD design The user has stated that every tune the CAD program is launched, it slows
down and is almost unusable Which of the following should the technician do to impact system performance the
MOST?
A. Increase the CPUs to 16 cores.
B. Increase the memory to 37GB.
C. Increase the SSD size to 1 IB.
D. Replace the NIC with a 1 Gbps NIC.
Correct Answer: A

QUESTION 9
A technician ha just installed a new power ATX power supply in a PC. The technician attached the power cable
attempted boot the machine. The machine prompts with a POST beep code referencing issues with the CPU. Which of
the following connections should be checked?
A. P12 connector
B. HDD Molex connector
C. Fan header connectors
D. ATX power connector
Correct Answer: C

QUESTION 10
A technician is setting up a new wireless network at a branch office that previously had only wired connectivity with
statically assigned IP addresses. After setting up the network, the technician configures a server to provide IP
addresses to wireless clients. During testing, the technician is unable to access the Internet or named network
resources. The technician receives a valid IP address from the DHCP server and can ping the default gateway.
Which of the following should be technician check NEXT to resolve this issue?
A. Ensure the options are configured to provide a DNS server.
B. Verify the Windows Firewall is turned off.
C. Configure the wireless network\\’s SSID to be hidden.
D. Enable file and printer sharing in the OS.
Correct Answer: A

QUESTION 11
A developer wants to add a Windows 10 64-bit VM with the minimum system requirements to a virtual host workstation.
The virtual host is running Windows Server 2008 R2 and has 24GB of RAM, a 1TB hard drive, and a Gigabit Ethernet
NIC with Cat 5e cabling. The current configuration of VMs is as follows:
1.
Windows 7 VM with 4GB RAM and 200GB HDD
2.
Linux VM with 16GB RAM and 200GB HDD
3.
Linux VM with 2GB RAM and 100GB HDD
Which of the following should the technician recommend to the developer FIRST?
A. Increase the HDD in the virtual host
B. Install an additional NIC and configure teaming
C. Upgrade the network cabling to Cat 6
D. Increase the memory in the virtual host
Correct Answer: D

QUESTION 12
A user purchases a wireless printer and sets it up in an office. The user installs all necessary software for the printer on
the computer and connects the printer to the guest wireless network. However, when the user attempts to print to the
printer, nothing happens.
Which of the following will resolve the issue?
A. Set up the user\\’s computer to act as a print server.
B. Configure the printer to use the Internet printing protocol.
C. Ensure the user\\’s computer is set to DHCP.
D. Connect the printer to the company wireless network.
Correct Answer: D

QUESTION 13
A customer is using a cloud storage program that maintains a copy of local files on the cloud storage servers. The WiFi
network is not very fast, and the customer uses bandwidth-intensive video streaming all day. Which of the following
parameters should be adjusted to keep the cloud storage program from using too much bandwidth?
A. Synchronization settings
B. Wireless settings
C. Video streaming settings
D. QoS settings
Correct Answer: D

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Latest effective CompTIA Linux+ LX0-102 Exam Practice Tests

QUESTION 1
When generating new authentication keys with SSH for a user, where should the private key be kept?
A. On any trusted system from which the user will login.
B. On a CD-ROM or USB stick.
C. Printed and kept in a secure place.
D. Only on the computer where the key was created.
E. SSH does not use private keys.
Correct Answer: A

QUESTION 2
An administrator decides to use xinetd instead of inetd. Now, the administrator needs to transfer information from
/etc/inetd.conf to another file. What file must be created or edited? (Please specify the full path).
Correct Answer: /ETC/XINETD.CONF

QUESTION 3
Which of the following commands can be used to convert text files in one character encoding to another character
encoding?
A. cat
B. convert
C. dd
D. iconv
E. utf2utf
Correct Answer: D

QUESTION 4
An administrator wants to temporarily prevent users from logging in. Please complete the following commanD. touch
/etc/______
Correct Answer: NOLOGIN

QUESTION 5
The _________ command is used to assign an IP address to a device. (Please specify a single command with or
without path information)
Correct Answer: /SBIN/IFCONFIG
/SBIN/IFCONFIG, /SBIN/IP, IFCONFIG, IP

QUESTION 6
The xinetd service will be used instead of inetd. In order to create a similar configuration as inetd, what main file must be
created or edited for xinetd? (Please specify the full path)
Correct Answer: /etc/xinetd.conf

QUESTION 7
Please specify the top directory containing the configuration files for the CUPS printing system. (Provide the full path to
the directory)
Correct Answer: /etc/cups
/etc/cups, /etc/cups/

QUESTION 8
An administrator suspects that a gateway machine on the network has failed but they are unsure which machine. Which
of the following commands will help locate the problem?
A. ps
B. netstat
C. nslookup
D. ifconfig
E. traceroute
Correct Answer: E

QUESTION 9
The legacy program, provided by CUPS for sending files to the printer queues on the command line is:
A. lpd
B. lpp
C. lpq
D. lpr
Correct Answer: D

QUESTION 10
An ISP has given an executive an IP block for their use. The block is 192.168.112.64/27. If the network administrator
uses the first usable IP for the router that is installed on the executive\\’s network, how many usable IPs are left?
(Please enter the number and not a word)
Correct Answer: 29

QUESTION 11
Which of the following is the purpose of the nsswitch.conf file?
A. It is used to configure where the C library looks for system information such as host name services and user
passwords.
B. It is used to configure network protocol port numbers such as for HTTP or SMTP.
C. It is used to configure LDAP authentication services for the local system.
D. It is used to configure which network services will be turned on during the next system reboot.
Correct Answer: A

QUESTION 12
On a system running the K Display Manager, when is the /etc/kde4/kdm/Xreset script automatically executed?
A. When KDM starts
B. When a user\\’s X session exists
C. When KDM crashes
D. When X is restarted
E. When X crashes
Correct Answer: B

QUESTION 13
Which of the following benefits does an alias provide?
A. It provides faster lookups for commands.
B. It prevents having to type long commands
C. It hides from others the command that is being run.
D. It creates a local copy of a file from another directory.
Correct Answer: B

QUESTION 14
According to the FHS, where are user mailboxes kept? Assume that mail is not being delivered to somewhere in their
home directories.
A. /var/spool
B. /etc/mail
C. /var/mail
D. /usr/mail
Correct Answer: C

QUESTION 15
Which protocol uses two (2) TCP/IP ports one of them being port 20 for data transfer? (Please do not enter duplicate
answers in this field.)
Correct Answer: FTP

QUESTION 16
Which of the following is NOT contained in the locale setting of the operating system?
A. Currency symbol
B. Language
C. Timezone
D. Thousands separator
Correct Answer: C

QUESTION 17
A department decided to change the Gnome Display Manager\\’s greeting. Which of the following configuration files
should an administrator edit?
A. /etc/gnome/greeting
B. /opt/gnome/share/greeting
C. /etc/X11/gmd.conf
D. /etc/X11/gdm/Init/Default
Correct Answer: D

QUESTION 18
With IPv6, how many bits have been used for the host identifier portion of an address? (Please enter the number and
not a word)
Correct Answer: 64

QUESTION 19
Which of the following commands is used on the command line to send messages to the syslog systems.
A. lastlog
B. klog
C. logger
D. slog
E. syslog
Correct Answer: C

QUESTION 20
To slave the NTP daemon to an external source, an administrator needs to modify the ______ variable in the
/etc/ntp.conf file.
Correct Answer: SERVER

QUESTION 21
After configuring printing on a Linux server, the administrator sends a test file to one of the printers and it fails to print.
What command can be used to print the status of the printer\\’s queue? (Provide only the command, without any options
or parameters).
Correct Answer: /USR/BIN/LPQ
/USR/BIN/LPQ, LPQ

QUESTION 22
Which of the following configuration files does sudo read when determining if a user is permitted to run applications with
root privileges?
A. /etc/groups
B. /etc/passwd
C. /etc/sudoers
D. /etc/sudo.conf
Correct Answer: C

QUESTION 23
Which of the following outputs will the below command sequence produce? echo \\’1 2 3 4 5 6\\’ | while read a b c; do
echo result: $c $b $a; done
A. result: 3 4 5 6 2 1
B. result: 1 2 3 4 5 6
C. result: 6 5 4
D. result: 6 5 4 3 2 1
E. result: 3 2 1
Correct Answer: A

QUESTION 24
Correct Answer: /usr/bin/lsof
lsof, /usr/bin/lsof

QUESTION 25
Identify the statement that would create a default route using a gateway of 192.168.1.1.
A. netstat -add default gw 192.168.1.1
B. route add default gw 192.168.1.1
C. ip route default 192.168.1.1
D. route default gw 192.168.1.1
E. ifconfig default gw 192.168.1.1 eth0
Correct Answer: B

QUESTION 26
The ________ command is used to add a group to the system. (Please enter only a single command and do not enter
duplicate answers in this field.)
Correct Answer: /USR/SBIN/GROUPADD
/USR/SBIN/GROUPADD, GROUPADD

QUESTION 27
Which of the following is pool.ntp.org?
A. A deprecated feature for maintaining system time in the Linux kernel.
B. A website which provides binary and source packages for the OpenNTPD project.
C. A virtual cluster of various timeservers.
D. A community website used to discuss the localization of Linux.
Correct Answer: C

QUESTION 28
Which of the following describes the Linux ping packet or datagram?
A. IP packet with a packet type
B. ICMP packet with a message type
C. ICMP packet with a payload
D. UDP datagram with a protocol type
E. UDP datagram with a payload
Correct Answer: B

QUESTION 29
An executive\\’s ISP has given an IP block for their use. The block is 192.168.112.64/29. If the network administrator
uses the first usable IP for the router that is installed on the executive\\’s network, how many usable IPs are left?
(Please enter the number and not a word)
Correct Answer: 5

QUESTION 30
Which of the following files, when using Sendmail or a similar MTA system, will allow a user to redirect all their mail to
another address and is configurable by the user themselves?
A. /etc/alias
B. /etc/mail/forwarders
C. ~/.alias
D. ~/.forward
Correct Answer: D

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Latest effective CompTIA Linux+ LX0-103 Exam Practice Tests

QUESTION 1
In the vi editor, how can commands such as moving the cursor or copying lines into the buffer be issued multiple times
or applied to multiple rows?
A. By using the command :repeat followed by the number and the command.
B. By specifying the number right in front of a command such as 4l or 2yj.
C. By selecting all affected lines using the shift and cursor keys before applying the command.
D. By issuing a command such as :set repetition=4 which repeats every subsequent command 4 times.
Correct Answer: B

QUESTION 2
Which command will display messages from the kernel that were output during the normal boot sequence?
Correct Answer: dmesg, /bin/dmesg

QUESTION 3
What information can the lspci command display about the system hardware? (Choose THREE correct answers.)
A. Device IRQ settings
B. PCI bus speed
C. System battery type
D. Device vendor identification
E. Ethernet MAC address
Correct Answer: ABD

QUESTION 4
During a system boot cycle, what program is executed after the BIOS completes its tasks?
A. The bootloader
B. The inetd program
C. The init program
D. The kernel
Correct Answer: A

QUESTION 5
Which of the following commands can be used to search for the executable file foo when it has been placed in a
directory not included in $PATH?
A. apropos
B. which
C. find
D. query
E. whereis
Correct Answer: C

QUESTION 6
Which of the following sequences in the vi editor saves the opened document and exits the editor? (Choose TWO
correct answers.)
A. esc ZZ
B. ctrl :w!
C. esc zz
D. esc :wq!
E. ctrl XX
Correct Answer: AD

QUESTION 7
Instead of supplying an explicit device in /etc/fstab for mounting, what other options may be used to identify the intended
partition? (Choose TWO correct answers.)
A. FIND
B. ID
C. LABEL
D. NAME
E. UUID
Correct Answer: CE

QUESTION 8
Which of the following commands is used to change options and positional parameters for a running Bash?
A. history
B. set
C. bashconf
D. setsh
E. envsetup
Correct Answer: B

QUESTION 9
What is the purpose of the Filesystem Hierarchy Standard?
A. It is a security model used to ensure files are organized according to their permissions and accessibility.
B. It provides unified tools to create, maintain and manage multiple filesystems in a common way.
C. It defines a common internal structure of inodes for all compliant filesystems.
D. It is a distribution neutral description of locations of files and directories.
Correct Answer: D

QUESTION 10
Which of the following commands overwrites the bootloader located on /dev/sda without overwriting the partition table or
any data following it?
A. dd if=/dev/zero of=/dev/sda bs=512
B. dd if=/dev/zero of=/dev/sda bs=512 count=1
C. dd if=/dev/zero of=/dev/sda bs=440 count=1
D. dd if=/dev/zero of=/dev/sda bs=440
Correct Answer: C

QUESTION 11
In the vi editor, which of the following commands will copy the current line into the vi buffer?
A. c
B. cc
C. 1c
D. yy
E. 1y
Correct Answer: D

QUESTION 12
What of the following statements are true regarding /dev/ when using udev? (Choose TWO correct answers.)
A. Entries for all possible devices get created on boot even if those devices are not connected.
B. Additional rules for udev can be created by adding them to /etc/udev/rules.d/.
C. When using udev, it is not possible to create block or character devices in /dev/ using mknod.
D. The /dev/ directory is a filesystem of type tmpfs and is mounted by udev during system startup.
E. The content of /dev/ is stored in /etc/udev/dev and is restored during system startup.
Correct Answer: BD

QUESTION 13
Which of the following commands will print the last 10 lines of a text file to the standard output?
A. cat -n 10 filename
B. dump -n 10 filename
C. head -n 10 filename
D. tail -n 10 filename
Correct Answer: D

QUESTION 14
After running the command umount /mnt, the following error message is displayed:
umount: /mnt: device is busy.
What is a common reason for this message?
A. The kernel has not finished flushing disk writes to the mounted device.
B. A user has a file open in the /mnt directory.
C. Another file system still contains a symlink to a file inside /mnt.
D. The files in /mnt have been scanned and added to the locate database.
E. The kernel thinks that a process is about to open a file in /mnt for reading.
Correct Answer: B

QUESTION 15
Which of the following commands changes the ownership of file.txt to the user dan and the group staff?
A. chown dan/staff file.txt
B. chown dan:staff file.txt
C. chown -u dan -g staff file.txt
D. chown dan -g staff file.txt
Correct Answer: B

QUESTION 16
What is the default action of the split command on an input file?
A. It will break the file into new files of 1,024 byte pieces each.
B. It will break the file into new files of 1,000 line pieces each.
C. It will break the file into new files of 1,024 kilobyte pieces each.
D. It will break the file into new files that are no more than 5% of the size of the original file.
Correct Answer: B

QUESTION 17
When running the command
sed -e “s/a/b/” /tmp/file >/tmp/file
While /tmp/file contains data, why is /tmp/file empty afterwards?
A. The file order is incorrect. The destination file must be mentioned before the command to ensure redirection.
B. The command sed did not match anything in that file therefore the output is empty.
C. When the shell establishes the redirection it overwrites the target file before the redirected command starts and
opens it for reading.
D. Redirection for shell commands do not work using the > character. It only works using the | character instead.
Correct Answer: C

QUESTION 18
Which of the following kernel parameters instructs the kernel to suppress most boot messages?
A. silent
B. verbose=0
C. nomesg
D. quiet
Correct Answer: D

QUESTION 19
Which umask value will result in the default access permissions of 600 (rw——-) for files and 700 (rwx——) for
directories? (Specify only the numerical umask value.)
Correct Answer: 0077, 077

QUESTION 20
Which of the following characters can be combined with a separator string in order to read from the current input source
until the separator string, which is on a separate line and without any trailing spaces, is reached?
A.

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Vendor: CompTIA
Certifications: A+
Exam Name: CompTIA A+ Certification Exam
Exam Code: 220-902
Total Questions: 1280 Q&As

New CompTIA A+ 220-902 Dumps Exam Real Questions And Answers (1-30)

QUESTION 1
A user regularly calls and states that they have a computer with possibly corrupt system files and wants to know how to repair them. Which of the following utilities would resolve the problem?
A. ASR
B. FIXMBR
C. SFC
D. MSCONFIG
Correct Answer: C

QUESTION 2
Joe, a technician, recently built a new gaming PC for Ann, a customer, with two hard drives configured in RAID 0. Ann calls and states she was playing a game online and the computer shut off. Now the computer will not boot. Which of the following is a cost effective way to correct the issue?
A. Remove both drives from the RAID array
B. Reformat both drives and reload windows
C. Replace both of the drives and load windows
D. Replace one of the drives and rebuild the array
Correct Answer: B

QUESTION 3
A user is having difficulty installing a program in Windows Vista, as the computer appears to stall prior to the installation. Which of the following is the BEST choice of why this is occurring?
A. Aero Settings are not enabled.
B. Power Settings need to be enabled.
C. BitLocker is scanning for corrupt software.
D. UAC is waiting for user input.
Correct Answer: D

QUESTION 4
A technician is trying to remove a resilient computer virus. The virus keeps coming back after rebooting the system because some program or service has locked some of the virus’ files and is preventing the AV from cleaning the system.
Which of the following is the BEST approach to try and remove the virus while minimizing negative impact to the system?
A. Use REGSRV32 to deregister the virus DLLs.
B. Run the antivirus after rebooting in safe mode.
C. Use the repair disk and follow the prompts.
D. Use the recovery console to disable all windows services.
Correct Answer: B

QUESTION 5
A SOHO has had several issues with various unauthorized devices consuming the network’s bandwidth. There are only four network devices that are authorized to access the Internet as well as the local LAN’s resources. 220-902 dumps Which of the following security implementations would MOST likely help disable network access to the unauthorized devices?
A. Using complex passwords
B. Disabling the use of static IP addresses
C. Disabling ports
D. MAC filtering
Correct Answer: D

QUESTION 6
A technician is troubleshooting a reported wireless connectivity problem with a user’s laptop. The 802.11a access point is located in one of the corners of a square office with 100 meter walls, while the user’s office is on the opposite corner.
The user’s laptop is able to wirelessly pair with a printer located in the middle of the office and the user can print in ad hoc mode. Which of the following is the reason the user is unable to connect to the Internet?
A. 802.11a only supports ad hoc mode.
B. The laptop NIC is faulty.
C. RF signal is not received from the WAP.
D. The printer is not connected to the WAP.
Correct Answer: C

QUESTION 7
A technician is installing a new operating system. The company policy requires that the file system used must support filepermissions and security. Which of the following should the technician use to BEST meet the company needs?
A. NTFS
B. CDFS
C. FAT32
D. UDF
Correct Answer: A

QUESTION 8
Which of the following are encrypted protocols? (Select TWO).
A. TELNET
B. SSH
C. POP3
D. FTP
E. HTTPS
Correct Answer: BE

QUESTION 9
Which of the following can be used to help recover a lost smartphone?
A. Remote support software
B. Locator application
C. NFC enabled device
D. GPS navigation software
Correct Answer: B

QUESTION 10
An employee recently departed under bad terms, and the client is concerned for their SOHO network security. Which of the following should the technician do FIRST?
A. Physically secure the access point
B. Change default password
C. Lower the transmission power
D. Assign static IP addresses
Correct Answer: B

QUESTION 11
A technician is tasked with resolving a display issue with a laptop. The technician has determined that the laptop’s display needs to be replaced. Which of the following is the NEXT step the technician should perform?
A. Identify the problem that caused the display to fail.
B. Establish a theory of the probable cause.
C. Verify full system functionality and implement preventive measures.
D. Establish an action plan to resolve the problem.
Correct Answer: D

QUESTION 12
An administrator, Ann, wants to be able to access a customer’s router interface from a remote location. Ann always has to have the customer print out the current router settings before she can remotely manage the router. 220-902 dumps Which of the following should Ann do to eliminate this extra step before connecting to the router remotely?
A. Change the default user name and password
B. Request a static IP from the ISP
C. Enable the remote management port
D. Enable port forwarding on the router
Correct Answer: B

QUESTION 13
A SOHO location is being remodeled and the users are concerned about unauthorized traffic on their network during the remodel. The WLAN needs to be able to allow various types of devices to securely connect 24 hours a day while requiring the least amount of overhead to manage. Which of the following security implementations would MOST likely be implemented?
A. Setting encryption
B. Resetting all user-names and passwords
C. Assign static IP addresses
D. Enable MAC filtering
Correct Answer: A

QUESTION 14
A user recently installed an application. Upon the next reboot, the system is displaying various errors relating to the system files and certain actions e.g. right-clicking no longer works. The user does not have time to reimage the computer, nor do they wish to remove and reinstall the application. Which of the following should the technician do FIRST?
A. Open up the command prompt and type SFC /SCANNOW
B. Open Task Manager and stop all running SERVICES processes
C. Open up MSCONFIG and remove the application from the start-up tab
D. Open a command prompt and type REGSVR32 SYSMAIN.DLL ?U
Correct Answer: A

QUESTION 15
A user on a domain PC needs to leave their desk immediately, but does not want to compromise displayed content. Which of the following should be done?
A. Screensaver password
B. Restart PC
C. Lock screen
D. Reset user password
Correct Answer: C

QUESTION 16
A user calls the corporate helpdesk stating that their battery is not charging. The operating system shows that there is a problem with the battery. Which of the following should the technician do FIRST to determine what the issue is without erasing the user’s unsaved data?
A. Using a known-good computer of the same type, switch batteries between the two laptops.
B. Remove the A/C adapter while the system is running and observe if the screen dims.
C. Completely shut down the laptop, remove the A/C power source and restart the laptop.
D. Using a known-good computer of the same type, switch A/C adapters between the two laptops.
Correct Answer: A

QUESTION 17
Joe, a client, wants to allow only specific portable devices to connect to his wireless network. Which of the following methods would BEST accomplish this?
A. Disabling SSID broadcast
B. MAC filtering
C. Lower radio power levels
D. Directional antennas
Correct Answer: B

QUESTION 18
A server is configured to boot with a “mirrored” RAID configuration. Which of the following BEST describes this configuration?
A. RAID 0
B. RAID 1
C. RAID 3
D. RAID 5
Correct Answer: B

QUESTION 19
Which of the following methods of securing mobile devices will prevent data loss due to corruption?
A. Enforce pass code locks
B. Install location monitoring application
C. Perform remote wipe after failed login
D. Perform remote application back-up
Correct Answer: D

QUESTION 20
A user’s computer consistently shuts down several minutes after booting. When the technician reboots the computer, a message stating “CPU fan failure” appears. Which of the following is the MOST likely reason the computer shuts down?
A. Overheating
B. Power supply failure
C. Faulty CPU
D. High humidity
Correct Answer: A

QUESTION 21
Which of the following resources is MOST important for a network server running a virtual machine and guest operating systems?
A. Redundant power supplies
B. Memory speed
C. RAID type used
D. Multi-core CPU
Correct Answer: D

QUESTION 22
A user calls the helpdesk to report that print jobs coming from a laser printer in the office are losing most of their toner due to being touched by hand smudge. The printer was recently serviced with a new fuser unit. Which of the following problems is MOST likely affecting the printer?
A. The fuser is not heating up to proper temperature levels necessary.
B. The pickup rollers are likely dirty and leaving paper dust on all printed pages.
C. The printer’s firmware was not updated with the installation of the new fuser.
D. The fuser was installed backwards and is not evenly heating printed pages.
Correct Answer: A

QUESTION 23
A user states that they see a warning on their screen about an IP conflict. Which of the following is MOST likely the cause?
A. A static IP address is assigned to the workstation
B. A bad router
C. A bad switch
D. The computer is getting an APIPA address
Correct Answer: A

QUESTION 24
An administrator has advised against providing any information over the phone as a way to prevent against which of the following threats? 220-902 dumps
A. Session hijacking
B. Social engineering
C. Man-in-the-middle
D. Shoulder surfing
Correct Answer: B

QUESTION 25
Following an authorized person through a door or other security check point without showing proper identification or defeating a security mechanism is known as which of the following?
A. Hacking
B. Emulating
C. Partitioning
D. Tailgating
Correct Answer: D

QUESTION 26
Which of the following is the MAIN difference between a rootkit and a virus?
A. Rootkits encrypt the operating system while viruses encrypt documents
B. Rootkits execute as super user while viruses execute as regular users
C. Rootkits modify the BIOS while viruses cannot access the BIOS
D. Rootkits infiltrate the kernel while viruses infiltrate files
Correct Answer: D

QUESTION 27
Which of the following provides Bob, a technician, with the GREATEST security?
A. Disabling SSID
B. WEP
C. Static IP
D. WPA
Correct Answer: D

QUESTION 28
A laptop’s number lock and scroll lock lights are blinking in a certain sequence and is not booting. Which of the following would a technician do FIRST in this situation?
A. Install a replacement memory module.
B. Consult the manufacturer website for diagnostic codes.
C. Attempt to boot into safe mode.
D. Install a replacement hard drive.
Correct Answer: B

QUESTION 29
Which of the following is the correct socket type for a Pentium 4 processor?
A. 478
B. 939
C. 1366
D. AM2+
Correct Answer: A

QUESTION 30
A technician is using a test tool that is displaying the current voltage output of a power supply on the tool. Which of the following tools is the technician using?
A. Loopback plug
B. Cable tester
C. POST card
D. Multimeter
Correct Answer: D

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Vendor: CompTIA
Certifications: Security+
Exam Name: CompTIA Security+ Certification
Exam Code: SY0-401
Total Questions: 1776 Q&As

New CompTIA Security+ SY0-401 Dumps Exam Real Questions And Answers (1-20)

QUESTION 1
Ann, a security administrator, is strengthening the security controls of the company’s campus. Her goal is to prevent people from accessing open locations that are not supervised, such as around the receiving dock. She is also concerned that employees are using these entry points as a way of bypassing the security guard at the main entrance. Which of the following should Ann recommend that would BEST address her concerns?
A. Increase the lighting surrounding every building on campus
B. Build fences around campus with gate entrances
C. Install cameras to monitor the unsupervised areas
D. Construct bollards to prevent vehicle entry in non-supervised areas
Correct Answer: B

QUESTION 2
Mobile tablets are used by employees on the sales floor to access customer data. Ann a customer recently reported that another customer was able to access her personal information on the tablet after the employee left the area. Which of the following would BEST prevent these issues from reoccurring?
A. Screen Locks
B. Full-device encryption
C. Application control
D. Asset tracking
Correct Answer: A

QUESTION 3
A member of a digital forensics team, Joe arrives at a crime scene and is preparing to collect system data.
Before powering the system off, Joe knows that he must collect the most volatile date first. Which of the following is the correct order in which Joe should collect the data?
A. CPU cache, paging/swap files, RAM, remote logging data
B. RAM, CPU cache. Remote logging data, paging/swap files
C. Paging/swap files, CPU cache, RAM, remote logging data
D. CPU cache, RAM, paging/swap files, remote logging data
Correct Answer: B

QUESTION 4
A new employee has been hired to perform system administration duties across a large enterprise comprised of multiple separate security domains. Each remote location implements a separate security domain. The new employee has successfully responded to and fixed computer issues for the main office.
When the new employee tries to perform work on remote computers, the following messages appears.
You need permission to perform this action. Which of the following can be implemented to provide system administrators with the ability to perform administrative tasks on remote computers using their uniquely assigned account?
A. Implement transitive trust across security domains
B. Enable the trusted OS feature across all enterprise computers
C. Install and configure the appropriate CA certificate on all domain controllers
D. Verify that system administrators are in the domain administrator group in the main office
Correct Answer: A

QUESTION 5
An administrator wants to provide onboard hardware based cryptographic processing and secure key storage for full-disk encryption. Which of the following should the administrator use to fulfil therequirements?
A. AES
B. TPM
C. FDE
D. PAM
Correct Answer: B

QUESTION 6
Users in an organization are experiencing when attempting to access certain websites. The users report that when they type in a legitimate URL, different boxes appear on the screen, making it difficult to access the legitimate sites. Which of the following would best mitigate this issue?
A. Pop-up blockers
B. URL filtering
C. Antivirus
D. Anti-spam
Correct Answer: C

QUESTION 7
A security engineer is faced with competing requirements from the networking group and database administrators. The database administrators would like ten application servers on the same subnet for ease of administration, whereas the networking group would like to segment all applications from one another. SY0-401 dumps Which of the following should the security administrator do to rectify this issue?
A. Recommend performing a security assessment on each application, and only segment the applications with the most vulnerability
B. Recommend classifying each application into like security groups and segmenting the groups from one another
C. Recommend segmenting each application, as it is the most secure approach
D. Recommend that only applications with minimal security features should be segmented to protect them
Correct Answer: B

QUESTION 8
Which of the following is an attack designed to activate based on date?
A. Logic bomb
B. Backdoor
C. Trojan
D. Rootkit
Correct Answer: A

QUESTION 9
A security administrator has concerns that employees are installing unapproved applications on their company provide smartphones. Which of the following would BEST mitigate this?
A. Implement remote wiping user acceptance policies
B. Disable removable storage capabilities
C. Implement an application whitelist
D. Disable the built-in web browsers
Correct Answer: C

QUESTION 10
Which of the following is a proprietary protocol commonly used for router authentication across an enterprise?
A. SAML
B. TACACS
C. LDAP
D. RADIUS
Correct Answer: B

QUESTION 11
After a new RADIUS server is added to the network, an employee is unable to connect to the company’s WPA2-Enterprise WIFI network, which is configured to prompt for the employee’s network username and password. The employee reports receiving an error message after a brief connection attempt, but is never prompted for credentials. Which of the following issues could be causing the problem?
A. The employee’s account is locked out in the directory service
B. The new RADIUS server is overloading the wireless access point
C. The new RADIUS server’s certificate is not trusted by the employee’s PC
D. The employee’s account is disabled in the RADIUS server’s local database
Correct Answer: A

QUESTION 12
A security analyst has been asked to perform a review of an organization’s software development lifecycle.
The analyst reports that the lifecycle does not contain a phase in which team members evaluate and provide critical feedback of another developer’s code. Which of the following assessment techniques is BEST described in the analyst’s report?
A. Architecture evaluation
B. Baseline reporting
C. Whitebox testing
D. Peer review
Correct Answer: D

QUESTION 13
The helpdesk is receiving numerous reports that a newly installed biometric reader at the entrance of the data center has a high of false negatives. Which of the following is the consequence of this reported problem?
A. Unauthorized employees have access to sensitive systems
B. All employees will have access to sensitive systems
C. No employees will be able to access the datacenter
D. Authorized employees cannot access sensitive systems
Correct Answer: C

QUESTION 14
Joe, a security technician, is configuring two new firewalls through the web on each. Each time Joe connects, there is a warning message in the browser window about the certificate being untrusted. Which of the following will allow Joe to configure a certificate for the firewall so that firewall administrators are able to connect both firewalls without experiencing the warning message?
A. Apply a permanent override to the certificate warning in the browser
B. Apply a wildcard certificate obtained from the company’s certificate authority
C. Apply a self-signed certificate generated by each of the firewalls
D. Apply a single certificate obtained from a public certificate authority
Correct Answer: C

QUESTION 15
Joe a computer forensic technician responds to an active compromise of a database server. Joe first collects information in memory, then collects network traffic and finally conducts an image of the hard drive. Which of the following procedures did Joe follow?
A. Order of volatility
B. Chain of custody
C. Recovery procedure
D. Incident isolation
Correct Answer: A

QUESTION 16
A company has a BYOD policy that includes tablets and smart phones. In the case of a legal investigation, which of the following poses the greatest security issues? SY0-401 dumps
A. Recovering sensitive documents from a device if the owner is unable or unwilling to cooperate
B. Making a copy of all of the files on the device and hashing them after the owner has provided the PIN
C. Using GPS services to locate the device owner suspected in the investigation
D. Wiping the device from a remote location should it be identified as a risk in the investigation
Correct Answer: A

QUESTION 17
The IT department needs to prevent users from installing untested applications. Which of the following would provide the BEST solution?
A. Job rotation
B. Least privilege
C. Account lockout
D. Antivirus
Correct Answer: B

QUESTION 18
An administrator uses a server with a trusted OS and is configuring an application to go into production tomorrow, In order to make a new application work properly, the administrator creates a new policy that labels the application and assigns it a security context within the trusted OS. Which of the following control methods is the administrator using by configuring this policy?
A. Time based access control
B. Mandatory access control
C. Role based access control
D. Rule based access control
Correct Answer: C

QUESTION 19
A security administrator suspects that an employee in the IT department is utilizing a reverse proxy to bypass the company’s content filter and browse unapproved and non-work related sites while at work.
Which of the following tools could BEST be used to determine how the employee is connecting to the reverse proxy?
A. Port scanner
B. Vulnerability scanner
C. Honeypot
D. Protocol analyzer
Correct Answer: C

QUESTION 20
Joe notices there are several user accounts on the local network generating spam with embedded malicious code. Which of the following technical control should Joe put in place to BEST reduce these incidents?
A. Account lockout
B. Group Based Privileges
C. Least privilege
D. Password complexity
Correct Answer: A

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