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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.

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.

Which of the following DNS record types hold an IP address? (Choose two.)

A.

NS

B.

AAAA

C.

MX

D.

A

E.

CNAME

Which of the following programs are web servers? (Choose two.)

A.

Apache HTTPD

B.

Postfix

C.

Curl

D.

Dovecot

E.

NGINX

The current directory contains the following file:

-rw-r—r— 1 root exec 24551 Apr 2 12:36 test.sh

The file contains a valid shell script, but executing this file using./test.shleads to this error:

bash: ./test.sh: Permission denied

What should be done in order to successfully execute the script?

A.

The file’s extension should be changed from .shto.bin.

B.

The execute bit should be set in the file’s permissions.

C.

The user executing the script should be added to theexecgroup.

D.

The SetUID bit should be set in the file’s permissions

E.

The script should be run using#!./test. shinstead of./test.sh.

Most commands on Linux can display information on their usage. How can this information typically be displayed?

A.

By running the command with the option /? or /??.

B.

By running the command with the option ?! or ?=!.

C.

By running the command with the option /doc or /documentation.

D.

By running the command with the option -h or --help.

E.

By running the command with the option -m or --manpage.

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

Members of a team already have experience using Red Hat Enterprise Linux. For a small hobby project, the team wants to set up a Linux server without paying for a subscription. Which of the following Linux distributions allows the team members to apply as much of their Red Hat Enterprise Linux knowledge as possible?

A.

Ubuntu Linux LTS

B.

Raspbian

C.

Debian GNU/Linux

D.

CentOS

E.

openSUSE

What happens to a file residing outside the home directory when the file owner's account is deleted? (Choose two.)

A.

During a file system check, the file is moved to /lost +found.

B.

The file is removed from the file system.

C.

The UID of the former owner is shown when listing the file's details.

D.

The user root is set as the new owner of the file.

E.

Ownership and permissions of the file remain unchanged.

Which of the following are typical services offered by public cloud providers? (Choose three correct answers.)

A.

Platform as a Service(PaaS)

B.

Infrastructure as a Service(IaaS)

C.

Internet as a Service(IaaS)

D.

Graphics as a Service (GaaS)

E.

Software as a Service (SaaS)