Linux Test

To mount a drive by its ID, what command would you use first to retrieve it?

DF -H

LISTID

LS -L

BLKID

Linux file access control lists (ACLs) are _.

DISCRETIONARY ACCESS CONTROL SYSTEM PERMISSIONS LAYERED OVER STANDARD LINUX PERMISSIONS

MANDATORY ACCESS CONTROL SYSTEM PERMISSIONS LAYERED OVER STANDARD LINUX PERMISSIONS

A TYPE OF FIREWALL FOR LINUX

THE SAME AS STANDARD LINUX PERMISSIONS

When using iproute2, how do you show routing information for an IPv6 network?

ROUTE -IPV6

ROUTE

IP -6 ROUTE SHOW

IP ROUTE SHOW

What does this command string do? find / -size +10M -exec ls -l {} ;

IT FINDS ALL FILES USING LS -L AND HANDS THEM OFF TO THE FIND COMMAND TO DISPLAY.

IT FINDS ALL FILES OLDER THAN 10 MINUTES AND LONG LISTS THEM USING THE LS COMMAND.

IT FINDS ALL FILES LARGER THAN 10 MB AND LONG LISTS THEM USING THE LS COMMAND.

IT USES THE LS COMMAND TO FIND ALL FILES IN THE FILESYSTEM MATCHING THE {} WILDCARD.

What would this locate command show? locate --regexp '^/usr.pixmaps.jpg$'

ALL FILES IN A DIRECTORY NAMED PIXMAPS

ALL FILES ENDING IN ".JPG"

ALL FILE PATHS THAT START WITH "/USR", INCLUDE THE WORD "PIXMAPS", AND END WITH ".JPG"

ALL FILE PATHS THAT INCLUDE "/USR/PIXMAPS" AND END WITH ".JPG"

Which command allows you to do packet analysis from the command line?

WIRESHARK

ETHTOOL

NETSTAT

TCPDUMP

Which command will tell you how long a system has been running?

LOG

UPTIME

RUNTIME

ACCESS

How would you describe PCP (Performance Co-Pilot)?

IT IS AN APPLICATION TESTING SUITE USED TO PROFILE PROGRAMMING CODE.

IT IS A LOCAL COMMAND USED FOR MONITORING LOCAL SYSTEM RESOURCES IN REAL TIME.

IT IS A SET OF TOOLS, SERVICES, AND LIBRARIES FOR GATHERING AND ANALYZING PERFORMANCE MEASURES.

IT IS A TOOL DESIGNED TO CHANGE SYSTEM CONFIGURATION FOR PURPOSES OF OPTIMIZATION.

You want to resolve a long list of DNS names using dig. What should you do?

CREATE A TEXT FILE INCLUDING ALL NAMES AND USE THE -F OPTION OF DIG.

TYPE IN EACH QUERY MANUALLY.

WRITE A SHELL SCRIPT TO SEND MULTIPLE DIG QUERIES TO THE DNS SERVER.

SAVE THE DNS NAMES IN AN SQL DATABASE AND PROCESS IT WITH DIG.

What would this command output? ps -e --format uid,pid,ppid,%cpu,cmd

THE USER ID, PROCESS ID, PARENT PROCESS ID, CPU USAGE, AND COMMAND NAME OF A PROCESS

THE USER ID, GROUP ID, PARENT PROCESS ID, CPU USAGE, AND COMMAND NAME OF A PROCESS

THE UUID, PROCESS ID, PARENT PROCESS ID, CPU USAGE, AND COMMAND NAME OF A PROCESS

ALL OF THESE ANSWERS

Which command in Bash executes the last line in the shell history that starts with ls?

!

!!

!*

!LS

The ssh-copy-id command copies _ to the remote host.

BOTH PRIVATE AND PUBLIC KEYS

THE SSH PUBLIC KEY

THE SSH PRIVATE KEY

A FINGERPRINT FILE

What command is used to determine the amount of disk usage for a directory?

FIND

FDISK

DU

DF

A backup drive was created using dd to make a bit-for-bit copy. When the drive is inserted into an iSCSI target before it is booted up, the data appears to be missing. What happened?

THE BACKUP DRIVE IS CORRUPTED AND NEEDS TO BE RE-CREATED.

WHEN THE BACKUP DRIVE WAS DUPLICATED, THE LABEL WAS AS WELL. WHEN BOOTED, THE SYSTEM MOUNTED THE OLD DUPLICATED DRIVE BY ITS IDENTICAL LABEL.

THERE IS A CONFLICT BETWEEN THE PHYSICAL LOCATION OF THE BACKUP DRIVE AND THE ORIGINAL DRIVE.

THE BACKUP PROCESS WENT WRONG, AND THE OLD DRIVE WAS DUPLICATED OVER THE ORIGINAL DRIVE.

What is the key difference between a redirect (>) and piping to the tee command?

THE TEE COMMAND SENDS OUTPUT ONLY TO STDOUT AND STDERR.

A REDIRECT SENDS OUTPUT TO STDOUT AND A FILE, WHEREAS A TEE SENDS OUTPUT ONLY TO STDOUT.

NOTHING, THEY ARE THE SAME.

THE TEE COMMAND SENDS OUTPUT TO STDOUT AND A FILE, WHEREAS A REDIRECT SENDS OUTPUT ONLY TO A FILE.

What does the /etc/nsswitch.conf file manage?

PRIORITY OF ONE DNS SERVER OVER ANOTHER

PER NETWORK INTERFACE DNS SERVER CONFIGURATION

ALTERNATIVE DNS SERVICES

SOURCES FOR NAME SERVICE INFORMATION

Assume the variable myNumber holds a string consisting of 10 digits. What will this command output? echo \$myNumber | sed -e 's/^[[:digit:]][[:digit:]][[:digit:]]/(&)/g'

IT WILL ONLY MATCH DIGITS—AND SINCE THE STRING HAS ONLY DIGITS, THE COMMAND WILL OUTPUT THE SAME NUMBER WITHOUT CHANGES.

IT WILL OUTPUT THE SAME 10-DIGIT NUMBER, BUT EVERY DIGIT WILL BE INSIDE PARENTHESES.

IT WILL OUTPUT THE ENTIRE 10-DIGIT NUMBER INSIDE PARENTHESES.

IT WILL OUTPUT THE SAME 10-DIGIT NUMBER, BUT THE FIRST 3 DIGITS WILL BE INSIDE PARENTHESES.

Packages can be downloaded but not installed with yum or dnf by specifying which option?

NONE OF THESE ANSWERS. YUM DOES NOT SUPPORT DOWNLOADING PACKAGES WITHOUT INSTALLING THEM.

--DOWNLOADDIR

-D

--DOWNLOADONLY

What character class is equal to this set? [0-9]

[[:ALNUM:]]

[[:DIGIT:]]

[[:ALPHA:]]

[[:NUM:]]

When archiving files, which command will preserve all file attributes including ACLs and SELinux security context?

ZIP

TAR

In a systemd-based OS, you can change the system hostname by editing /etc/hostname manually and then doing what?

RESTART DHCPD.

RUN /ETC/HOSTNAME.

NOTHING, THE SYSTEM NOTICES AUTOMATICALLY.

NOTIFY SYSTEMD TO UPDATE IT BY RESTARTING THE SYSTEMD-HOSTNAMED SERVICE.

What command would you use to resize an LVM volume group to include an additional physical volume?

VGADD

VGRESIZE

VGAPPEND

VGEXTEND

When would this system cron job run its task? 0 1 * * *

EVERY MINUTE OF THE HOUR

EVERY HOUR OF EVERY DAY

EVERY DAY AT 1:00 AM

ONLY ON MONDAYS

ifconfig has been deprecated. What command is now recommended for changing IP addresses in the live config?

NETCONF

IPCONFIG

IPMAN

IP

You are managing an Apache web server on a system using SELinux. By default it cannot read personal webpages in users' home directories. What SELinux boolean would you set to allow this?

APACHE_ENABLE_HOMEDIRS

HTTPD_ENABLE_USERDIRS

HTTPD_ENABLE_HOMEDIRS

HTTPD_ENABLE_USERHOME_DIRS

Why doesn't passwd -l keep a user from logging in via other methods?

THE PASSWD COMMAND IS NOT USED FOR LOCKING PASSWORDS.

THERE IS NO PASSWORD -L OPTION.

IT LOCKS ONLY THE PASSWORD, NOT THE ACCOUNT, SO USERS CAN STILL AUTHENTICATE WITH KEYS OR OTHER METHODS.

IT DOES LOCK THE ACCOUNT, KEEPING USERS FROM LOGGING IN EVEN IF THEY ARE USING OTHER AUTHENTICATION METHODS.

In the Bash shell, what is the difference between piping into | and piping into |&?

PIPING INTO | PIPES BOTH STDOUT AND STDERR. PIPING INTO |& PIPES ONLY STDERR.

PIPING INTO | PIPES STDOUT. PIPING INTO |& PIPES STDOUT AND STDERR.

PIPING INTO | PIPES BOTH STDOUT AND STDERR. PIPING INTO |& PIPES ONLY STDOUT.

PIPING INTO | PIPES STDOUT. PIPING INTO |& PIPES ALL OPEN FILE DESCRIPTORS.

Why is the passwd command able to modify the /etc/passwd file?

THE KERNEL IDENTIFIES IT AS ONE OF THE NAMES OF EXTENDED COMMANDS.

IT HAS THE SAME NAME AS THE FILE IT MODIFIES.

IT HAS THE SUID PERMISSION MODE AND IS OWNED BY ROOT.

IT IS A SYSTEM ADMINISTRATION COMMAND.

When a user deletes a file using the rm command, Linux will _.

ALWAYS ASK FOR CONFIRMATION

BACK UP THE FILE BEFORE IT DELETES THE FILE

ASK FOR CONFIRMATION IF CONFIGURED TO DO SO

NEVER ASK FOR CONFIRMATION

What is a major advantage of using Logical Volume Management (LVM)?

ACCESS TO A DRIVE IS FASTER THAN WITH STANDARD PARTITIONS.

VOLUMES CAN BE RESIZED SMALLER WITHOUT UNMOUNTING THEM.

REPAIRING FILESYSTEM ERRORS IS EASIER THAN WITH STANDARD PARTITIONS.

VOLUMES CAN BE RESIZED EVEN IF THE FREE SPACE IS NOT CONTIGUOUS.

What is one major difference between brace expansion and globs?

GLOBS CREATE A LIST; BRACE EXPANSION MATCHES PATTERN.

BRACE EXPANSION REQUIRES FILES TO EXIST; GLOBS DO NOT.

BRACE EXPANSION CREATES A LIST; GLOBS MATCH THE LIST OF PATHNAMES.

GLOBS GET PROCESSES FIRST AND BRACE EXPANSION LATER.

To remove all ACLs from a directory, use setfacl with which options?

-D

-K

-B

-X

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Exam Type:	Linux MCQ Skill Test
Questions Type:	Multiple Choice Questions
Total Questions:	32
Time Limit:	30 Minutes
Last Update	June, 2025

Pass Linux Exam

Linux Quiz

To mount a drive by its ID, what command would you use first to retrieve it?

Linux file access control lists (ACLs) are _.

When using iproute2, how do you show routing information for an IPv6 network?

What does this command string do? find / -size +10M -exec ls -l {} ;

What would this locate command show? locate --regexp '^/usr.pixmaps.jpg$'

Which command allows you to do packet analysis from the command line?

Which command will tell you how long a system has been running?

How would you describe PCP (Performance Co-Pilot)?

You want to resolve a long list of DNS names using dig. What should you do?

What would this command output? ps -e --format uid,pid,ppid,%cpu,cmd

Which command in Bash executes the last line in the shell history that starts with ls?

The ssh-copy-id command copies _ to the remote host.

What command is used to determine the amount of disk usage for a directory?

A backup drive was created using dd to make a bit-for-bit copy. When the drive is inserted into an iSCSI target before it is booted up, the data appears to be missing. What happened?

What is the key difference between a redirect (>) and piping to the tee command?

What does the /etc/nsswitch.conf file manage?

Assume the variable myNumber holds a string consisting of 10 digits. What will this command output? echo \$myNumber | sed -e 's/^[[:digit:]][[:digit:]][[:digit:]]/(&)/g'

Packages can be downloaded but not installed with yum or dnf by specifying which option?

What character class is equal to this set? [0-9]

When archiving files, which command will preserve all file attributes including ACLs and SELinux security context?

In a systemd-based OS, you can change the system hostname by editing /etc/hostname manually and then doing what?

What command would you use to resize an LVM volume group to include an additional physical volume?

When would this system cron job run its task? 0 1 * * *

ifconfig has been deprecated. What command is now recommended for changing IP addresses in the live config?

You are managing an Apache web server on a system using SELinux. By default it cannot read personal webpages in users' home directories. What SELinux boolean would you set to allow this?

Why doesn't passwd -l keep a user from logging in via other methods?

In the Bash shell, what is the difference between piping into | and piping into |&?

Why is the passwd command able to modify the /etc/passwd file?

When a user deletes a file using the rm command, Linux will _.

What is a major advantage of using Logical Volume Management (LVM)?

What is one major difference between brace expansion and globs?

To remove all ACLs from a directory, use setfacl with which options?

Linux Test Explained

Linux Test

Pass Linux Exam

Linux Quiz

To mount a drive by its ID, what command would you use first to retrieve it?

Linux file access control lists (ACLs) are _.

When using iproute2, how do you show routing information for an IPv6 network?

What does this command string do? find / -size +10M -exec ls -l {} ;

What would this locate command show? locate --regexp '^/usr.*pixmaps.*jpg$'

Which command allows you to do packet analysis from the command line?

Which command will tell you how long a system has been running?

How would you describe PCP (Performance Co-Pilot)?

You want to resolve a long list of DNS names using dig. What should you do?

What would this command output? ps -e --format uid,pid,ppid,%cpu,cmd

Which command in Bash executes the last line in the shell history that starts with ls?

The ssh-copy-id command copies _ to the remote host.

What command is used to determine the amount of disk usage for a directory?

A backup drive was created using dd to make a bit-for-bit copy. When the drive is inserted into an iSCSI target before it is booted up, the data appears to be missing. What happened?

What is the key difference between a redirect (>) and piping to the tee command?

What does the /etc/nsswitch.conf file manage?

Assume the variable myNumber holds a string consisting of 10 digits. What will this command output? echo \$myNumber | sed -e 's/^[[:digit:]][[:digit:]][[:digit:]]/(&)/g'

Packages can be downloaded but not installed with yum or dnf by specifying which option?

What character class is equal to this set? [0-9]

When archiving files, which command will preserve all file attributes including ACLs and SELinux security context?

In a systemd-based OS, you can change the system hostname by editing /etc/hostname manually and then doing what?

What command would you use to resize an LVM volume group to include an additional physical volume?

When would this system cron job run its task? 0 1 * * *

ifconfig has been deprecated. What command is now recommended for changing IP addresses in the live config?

You are managing an Apache web server on a system using SELinux. By default it cannot read personal webpages in users' home directories. What SELinux boolean would you set to allow this?

Why doesn't passwd -l keep a user from logging in via other methods?

In the Bash shell, what is the difference between piping into | and piping into |&?

Why is the passwd command able to modify the /etc/passwd file?

When a user deletes a file using the rm command, Linux will _.

What is a major advantage of using Logical Volume Management (LVM)?

What is one major difference between brace expansion and globs?

To remove all ACLs from a directory, use setfacl with which options?

Linux Test Explained

What would this locate command show? locate --regexp '^/usr.pixmaps.jpg$'