The Avant-garde Guide To 010-160 Preparation Labs

NEW QUESTION 1
Which of the following commands sets the variable USERNAME to the value bob?

• A. set USERNAME bob
• B. $USERNAME==bob
• C. var USERNAME=bob
• D. USERNAME<=bob
• E. USERNAME=bob

Answer: E

NEW QUESTION 2
Reverse DNS assigns hostnames to IP addresses. How is the name of the IP address 198.51.100.165 stored on a DNS server?

• A. In the A record for 165.100.51.198.ipv4.arpA.
• B. In the PTR record for 165.100.51.198.in-addr.arpA.
• C. In the RNAME record for 198-51-100-165.rev.arpA.
• D. In the ARPA record for 165.100.51.198.rev.
• E. In the REV record for arpA.in-addr.198.51.100.165.

Answer: B

NEW QUESTION 3
What is true about the dmesg command? (Choose two correct answers.)

• A. It traces the execution of a command and shows each step the program carries out.
• B. It sends messages to the command lines of all current user sessions.
• C. It displays the content of the Linux kernel’s ring buffer.
• D. It immediately outputs all new messages written to the system journal.
• E. It might not display older information because it was overwritten by newer information.

Answer: CE

NEW QUESTION 4
Which of the following types of bus can connect hard disk drives with the motherboard?

• A. The RAM bus
• B. The NUMA bus
• C. The CPU bus
• D. The SATA bus
• E. The Auto bus

Answer: D

NEW QUESTION 5
Running the command rm Downloads leads to the following error: rm: cannot remove ‘Downloads/’: Is a directory
Which of the following commands can be used instead to remove Downloads, assuming Downloads is empty? (Choose two correct answers.)

• A. undir Downloads
• B. rmdir Downloads
• C. dir –r Downloads
• D. rem Downloads
• E. rm –r Downloads

Answer: BE

NEW QUESTION 6
Why are web browser cookies considered dangerous?

• A. Cookies support identification and tracking of users.
• B. Cookies are always public and accessible to anyone on the internet.
• C. Cookies consume significant amounts of storage and can exhaust disk space.
• D. Cookies store critical data which is lost when a cookie is deleted.
• E. Cookies can contain and execute viruses and malware.

Answer: A

NEW QUESTION 7
FILL BLANK
What keyword is used in a shell script to begin a loop? (Specify one keyword only, without any additional information.)

• A. Yes
• B. Not Mastered

Answer: A

NEW QUESTION 8
Which of the following Linux Distributions is derived from Red Hat Enterprise Linux?

• A. Raspbian
• B. openSUSE
• C. Debian
• D. Ubuntu
• E. CentOS

Answer: E

NEW QUESTION 9
What is a Linux distribution?

• A. The Linux file system as seen from the root account after mounting all file systems.
• B. A bundling of the Linux kernel, system utilities and other software.
• C. The set of rules which governs the distribution of Linux kernel source code.
• D. An operating system based on Linux but incompatible to the regular Linux kernel.
• E. A set of changes to Linux which enable Linux to run on another processor architecture.

Answer: B

NEW QUESTION 10
Which of the following keys can be pressed to exit less?

• A. l
• B. x
• C. e
• D. q
• E. !

Answer: D

NEW QUESTION 11
Which command displays file names only and no additional information?

• A. ls -a
• B. ls -lh
• C. ls -l
• D. ls -alh
• E. ls -nl

Answer: A

NEW QUESTION 12
Which of the following examples shows the general structure of a for loop in a shell script?

• A. for *.txt as file => echo $file
• B. for *.txt ( echo $i )
• C. for file in *.txt do echo $i done
• D. for ls *.txt exec {} \;
• E. foreach @{file} { echo $i }

Answer: C

NEW QUESTION 13
What is defined by a Free Software license?

• A. Details of the technical documentation each contributor has to provide.
• B. The programming languages which may be used to extend the licensed program.
• C. A complete list of libraries required to compile the licensed software.
• D. Limits on the purposes for which the licensed software may be used.
• E. Conditions for modifying and distributing the licensed software.

Answer: E

NEW QUESTION 14
What is the purpose of the PATH environment variable?

• A. It allows the execution of commands without the need to know the location of the executable.
• B. It increases security by preventing commands from running in certain locations.
• C. It specifies the location of a user's home directory.
• D. It indicates the location of the default shell to be used when a user logs in.
• E. It contains the absolute path to the current directory.

Answer: A

NEW QUESTION 15
Which of the following commands are used to get information on the proper use of ls? (Choose two correct answers.)

• A. option ls
• B. usage ls
• C. manual ls
• D. man ls
• E. info ls

Answer: DE

NEW QUESTION 16
Which of the following commands sorts the output of the command export-logs?

• A. export-logs < sort
• B. export-logs > sort
• C. export-logs & sort
• D. export-logs | sort
• E. export-logs <> sort

Answer: D

NEW QUESTION 17
Which of the following devices represents a hard disk partition?

• A. /dev/ttyS0
• B. /dev/sata0
• C. /dev/part0
• D. /dev/sda2
• E. /dev/sda/p2

Answer: D

NEW QUESTION 18
What information can be displayed by top?

• A. Existing files, ordered by their size.
• B. Running processes, ordered by CPU or RAM consumption.
• C. User accounts, ordered by the number of logins.
• D. User groups, ordered by the number of members.
• E. User accounts, ordered by the number of files.

Answer: B

NEW QUESTION 19
The ownership of the file doku.odt should be changed. The new owner is named tux. Which command accomplishes this change?

• A. chmod u=tux doku.odt
• B. newuser doku.odt tux
• C. chown tux doku.odt
• D. transfer tux: doku.odt
• E. passwd doku.odt:tux

Answer: C

NEW QUESTION 20
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