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Question # 4

Which of the following shell commands makes the already defined variable TEST visible to new child processes? (Choose two.)

A.

visible TEST

B.

declare +x TEST

C.

declare –x TEST

D.

export TEST

E.

export –v TEST

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Question # 5

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

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Question # 6

What is the process ID number of the init process on a SysV init based system?

A.

-1

B.

0

C.

1

D.

It is different with each reboot.

E.

It is set to the current run level.

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Question # 7

After successfully creating a hard link called bar to the ordinary file foo, foo is deleted from the filesystem. Which of the following describes the resulting situation?

A.

foo and bar would both be removed.

B.

foo would be removed while bar would remain accessible.

C.

foo would be removed. bar would still exist but would be unusable.

D.

Both foo and bar would remain accessible.

E.

The user is prompted whether bar should be removed, too.

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Question # 8

In compliance with the FHS, in which of the directories are man pages found?

A.

/usr/share/man

B.

/opt/man

C.

/usr/doc/

D.

/var/pkg/man

E.

/var/man

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Question # 9

What is the purpose of the Bash built-in export command?

A.

It allows disks to be mounted remotely.

B.

It runs a command as a process in a subshell.

C.

It makes the command history available to subshells.

D.

It sets up environment variables for applications.

E.

It shares NFS partitions for use by other systems on the network.

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Question # 10

Which of the following commands moves and resumes in the background the last stopped shell job?

A.

run

B.

bg

C.

fg

D.

back

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Question # 11

What is the difference between the i and a commands of the vi editor?

A.

i (interactive) requires the user to explicitly switch between vi modes whereas a (automatic) switches modesautomatically.

B.

i (insert) inserts text before the current cursor position whereas a (append) inserts text after the cursor.

C.

i (independent rows) starts every new line at the first character whereas a (aligned rows) keeps the indentation of the previous line.

D.

i (interrupt) temporarily suspends editing of a file to the background whereas a (abort) terminates editing.

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Question # 12

Which of the following commands prints a list of usernames (first column) and their primary group (fourth column) from the /etc/passwd file?

A.

fmt -f 1,4 /etc/passwd

B.

split -c 1,4 /etc/passwd

C.

cut -d : -f 1,4 /etc/passwd

D.

paste -f 1,4 /etc/passwd

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Question # 13

Which of the following files, located in the user home directory, is used to store the Bash history?

A.

.bash_history

B.

.bash_histfile

C.

.history

D.

.bashrc_history

E.

.history_bash

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Question # 14

What command will generate a list of user names from /etc/passwd along with their login shell?

A.

column -s : 1,7 /etc/passwd

B.

chop -c 1,7 /etc/passwd

C.

colrm 1,7 /etc/passwd

D.

cut -d: -f1,7 /etc/passwd

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Question # 15

What can the Logical Volume Manager (LVM) be used for? (Choose THREE correct answers.)

A.

To create RAID 9 arrays.

B.

To dynamically change the size of logical volumes.

C.

To encrypt logical volumes.

D.

To create snapshots.

E.

To dynamically create or delete logical volumes.

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Question # 16

Which function key is used to start Safe Mode in Windows NT?

A.

F10

B.

F8

C.

F6

D.

Windows NT does not support Safe Mode

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Question # 17

Which of the following is correct when talking about mount points?

A.

Every existing directory can be used as a mount point.

B.

Only empty directories can be used as a mount point.

C.

Directories need to have the SetUID flag set to be used as a mount point.

D.

Files within a directory are deleted when the directory is used as a mount point.

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Question # 18

When using rpm --verify to check files created during the installation of RPM packages, which of the following information is taken into consideration? (Choose THREE correct answers.)

A.

Timestamps

B.

MD5 checksums

C.

Inodes

D.

File sizes

E.

GnuPG signatures

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Question # 19

Which of the following commands lists the dependencies of a given dpkg package?

A.

apt-cache depends-onpackage

B.

apt-cache dependencies package

C.

apt-cache depends package

D.

apt-cache requires package

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Question # 20

What is the name of the main configuration file for GNU GRUB? (Specify the file name only without any path.)

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Question # 21

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

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Question # 22

Which of the following options for the kernel's command line changes the systemd boot target to rescue.target instead of the default target?

A.

systemd.target=rescue.target

B.

systemd.runlevel=rescue.target

C.

systemd.service=rescue.target

D.

systemd.default=rescue.target

E.

systemd.unit=rescue.target

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Question # 23

Which of the following commands will write a message to the terminals of all logged in users?

A.

bcast

B.

mesg

C.

print

D.

wall

E.

yell

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Question # 24

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

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Question # 25

Which of the following are init systems used within Linux systems? (Choose THREE correct answers.)

A.

startd

B.

systemd

C.

Upstart

D.

SysInit

E.

SysV init

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Question # 26

Which of the following commands brings a system running SysV init into a state in which it is safe to perform maintenance tasks? (Choose TWO correct answers.)

A.

shutdown -R 1 now

B.

shutdown -single now

C.

init 1

D.

telinit 1

E.

runlevel 1

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