Far Out 101-500 Item Pool 2021

NEW QUESTION 1

Which program runs a command in specific intervals and refreshes the display of the program’s output? (Specify ONLY the command without any path or parameters.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
watch

NEW QUESTION 2

When piping the output of find to the xargs command, what option to find is useful if the filenames have spaces in them?

• A. –rep-space
• B. –print0
• C. –nospace
• D. –ignore-space

Answer: B

NEW QUESTION 3

Which of the following commands prints a list of available package updates when using RPM-based package management?

• A. dpkg list
• B. yum list
• C. dpkg check-update
• D. yum check-update
• E. yum list-update

Answer: D

NEW QUESTION 4

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 orcharacter 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.

Answer: BD

NEW QUESTION 5

Which of the following commands will mount an already inserted CD-ROM in /dev/sr0 onto an existing directory /mnt/cdrom when issued with root privileges?

• A. mount /dev/cdrom /mnt/cdrom
• B. mount /dev/sr0 /mnt/cdrom
• C. mount –t cdrom /dev/sr0 /mnt/cdrom
• D. mount –l cdrom /dev/sr0 /mnt/cdrom
• E. mount –f /dev/sr0/mnt/cdrom

Answer: C

NEW QUESTION 6

Which option to the tee command will cause the output to be concatenated on the end of the output file instead of overwriting the existing file contents?

• A. –a
• B. –c
• C. --no-clobber
• D. --continue

Answer: A

NEW QUESTION 7

Which of the following commands print the current working directory when using a Bash shell? (Choose two.)

• A. echo “${PWD}”
• B. echo “${WD}”
• C. pwd
• D. printwd
• E. echo “${pwd}”

Answer: C

NEW QUESTION 8

Typically, which top level system directory is used for files and data that change regularly while the system is running and are to be kept between reboots? (Specify only the top level directory)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
/var, /var/, var, var/

NEW QUESTION 9

From a Bash shell, which of the following commands directly executes the instruction from the file
/usr/local/bin/runme.sh without starting a subshell? (Please select TWO answers.)

• A. source /usr/local/bin/runme.sh
• B. . /usr/local/bin/runme.sh
• C. /bin/bash /usr/local/bin/runme.sh
• D. /usr/local/bin/runme.sh
• E. run /usr/local/bin/runme.sh

Answer: AB

NEW QUESTION 10

Given a log file loga.log with timestamps of the format DD/MM/YYYY:hh:mm:ss, which command filters out all log entries in the time period between 8:00 am and 8:59 am?

• A. grep –E ‘:08:[09]+:[09]+’ loga.log
• B. grep –E ‘:08:[00]+’ loga.log
• C. grep –E loga.log ‘:08:[0-9]+:[0-9]+’
• D. grep loga.log ‘:08:[0-9]:[0-9]’
• E. grep –E ‘:08:[0-9]+:[0-9]+’ loga.log

Answer: E

NEW QUESTION 11

You want to preview where the package file, apache-xml.i386.rpm, will install its files before installing it. What command do you issue?

• A. rpm -qp apache-xml.i386.rpm
• B. rpm -qv apache-xml.i386.rpm
• C. rpm -ql apache-xml.i386.rpm
• D. rpm -qpl apache-xml.i386.rpm

Answer: D

NEW QUESTION 12

Which command displays the current disk space usage for all mounted file systems? (Specify ONLY the command without any path or parameters.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
du

NEW QUESTION 13

After modifying GNU GRUB's configuration file, which command must be run for the changes to take effect?

• A. kill -HUP $(pidof grub)
• B. grub-install
• C. grub
• D. No action is required

Answer: D

NEW QUESTION 14

What is the default nice level when a process is started using the nice command?

• A. -10
• B. 10
• C. 20

Answer: B

NEW QUESTION 15

Which of the following commands can be used to create a new file that is 100kB in size?

• A. dd
• B. file
• C. mkfile
• D. touch

Answer: A

NEW QUESTION 16

In compliance with the FHS, in which of the following directories are documentation files found?

• A. /usr/share/documentation
• B. /usr/local/share/documentation
• C. /var/share/doc
• D. /usr/share/doc
• E. /etc/share/doc

Answer: C

NEW QUESTION 17

Which of the following commands displays the contents of a gzip compressed tar archive?

• A. gzip archive.tgz | tar xvf -
• B. tar ztf archive.tgz
• C. gzip -d archive.tgz | tar tvf -
• D. tar cf archive.tgz

Answer: B

NEW QUESTION 18

Which program updates the database that is used by the locate command?

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
updatedb

NEW QUESTION 19

Which of the following commands kills the process with the PID 123 but allows the process to "clean up" before exiting?

• A. kill -PIPE 123
• B. kill -KILL 123
• C. kill -STOP 123
• D. kill -TERM 123

Answer: D

NEW QUESTION 20

Which command creates a swap space on a block device or a file? (Specify ONLY the command without any path or parameters.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
mkswap

NEW QUESTION 21

Regarding the command: nice -5 /usr/bin/prog
Which of the following statements is correct?

• A. /usr/bin/prog is executed with a nice level of -5.
• B. /usr/bin/prog is executed with a nice level of 5.
• C. /usr/bin/prog is executed with a priority of -5.
• D. /usr/bin/prog is executed with a priority of 5.

Answer: B

NEW QUESTION 22

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

Answer: B

NEW QUESTION 23

Which file should be edited to select the network locations from which Debian installation package files are loaded?

• A. /etc/dpkg/dpkg.cfg
• B. /etc/apt/apt.conf
• C. /etc/apt/apt.conf.d
• D. /etc/apt/sources.list
• E. /etc/dpkg/dselect.cfg

Answer: D

NEW QUESTION 24

What command changes the nice level of a running process? (Specify ONLY the command without any path or parameters)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
renice

NEW QUESTION 25

Which of the following command sets the Bash variable named TEST with the content FOO?

• A. set TEST="FOO"
• B. TEST = "FOO"
• C. var TEST="FOO"
• D. TEST="FOO"

Answer: D

NEW QUESTION 26

What output will be displayed when the user fred executes the following command? echo ‘fred $USER’

• A. fred fred
• B. fred /home/fred/
• C. ‘fred $USER’
• D. fred $USER
• E. ‘fred fred’

Answer: A

NEW QUESTION 27

Which of the following is true when a file system, which is neither listed in /etc/fstab nor known to system, is mounted manually?

• A. systemd ignores any manual mounts which are not done using the systemctl mount command
• B. The command systemctl mountsync can be used to create a mount unit based on the existing mount
• C. systemd automatically generates a mount unit and monitors the mount point without changing it
• D. Unless a systemd mount unit is created, systemd unmounts the file system after a short period of time
• E. systemctl unmount must be used to remove the mount because system opens a file descriptor on the mount point

Answer: B

NEW QUESTION 28

Which SysV init configuration file is commonly used to set the default run level? (Specify the full name of the file, including path.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
inittab

NEW QUESTION 29

When planning a partition scheme, which of the following directories could be considered for separate partitions? (Choose three.)

• A. /etc
• B. /home
• C. /var
• D. /lib
• E. /opt

Answer: B

NEW QUESTION 30
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