Linux Essentials Chapter 4 Exam

Question 1 of 18

1

Select all the applications that provide access to the Command Line Interface (CLI)?
(choose two)

Select one or more of the following:

opera
Virtual Terminal
Terminal window
firefox

Explanation

Question 2 of 18

1

Which environment variable contains a list of directories that is searched for commands to execute?

Select one or more of the following:

PATH
PS2
PS1
EXEC

Explanation

Question 3 of 18

1

Select the command that can report the location of a command:

Select one or more of the following:

what
where
which

Explanation

Question 4 of 18

1

A pair of single quotes ( ‘ ) will prevent the shell from interpreting any metacharacter.
True or False?

Select one or more of the following:

True
False

Explanation

Question 5 of 18

1

A pair of double quotes ( ” ) will prevent the shell from interpreting any metacharacter.
True or False?

Select one or more of the following:

True
False

Explanation

Question 6 of 18

1

Using a pair of back quotes ( ` ) will cause a shell to execute the back-quoted text as a command and substitute the output back into the original command.
True or False?

Select one or more of the following:

True
False

Explanation

Question 7 of 18

1

Which of the following are glob characters?
(choose three)

Select one or more of the following:

The asterisk “*”
The question mark “?”
The dash character “-“
The square brackets “[” and “]”

Explanation

Question 8 of 18

1

The semicolon “;” can be used to separate multiple commands to be executed in order.
True or False?

Select one or more of the following:

True
False

Explanation

Question 9 of 18

1

The double ampersand characters ( && ) are used to separate commands to be executed conditionally, where if the command to the left of the ampersands fails, then the command to the right of the ampersands will be executed.
True or False?

Select one or more of the following:

True
False

Explanation

Question 10 of 18

1

To be able to output messages to the screen, use the _______ command:

Select one or more of the following:

display
type
print
echo

Explanation

Question 11 of 18

1

The _______ command will print a list of the commands that you’ve previously executed.

Select one or more of the following:

eval
history
list
exec

Explanation

Question 12 of 18

1

To execute the same command as previously executed five commands ago, you would type:

Select one or more of the following:

&5
!-5
@-5
!5

Explanation

Question 13 of 18

1

The shell program interprets the commands you type into the terminal, into instructions that the Linux operating system can execute.
True or False?

Select one or more of the following:

True
False

Explanation

Question 14 of 18

1

The acronym CLI stands for:

Select one or more of the following:

Command Line Interpreter
Computer Link Interpreter
Computer Line Interface
Command Line Interface

Explanation

Question 15 of 18

1

Traditional UNIX command options used a single dash, like -a; _______ command options use two dashes like –all.

Select one or more of the following:

LINUX
Kernel
GNU
shell

Explanation

Question 16 of 18

1

The acronym GNU stands for:

Select one or more of the following:

Gnu’s Not Unix
Good News Unix
Gnu’s Nearly Unix
Go Next Unit

Explanation

Question 17 of 18

1

What one character treats the character that follows it as if it was surrounded by single quotes?

Select one or more of the following:

#
/
%
\

Explanation

Question 18 of 18

1

The main purpose of using glob characters is to be able to provide a command a list of filenames.
True or False?

Select one or more of the following:

True
False

	Created by David Harton about 6 years ago

Quiz on Linux Essentials Chapter 4 Exam, created by David Harton on 08/06/2018.

Linux Essentials Chapter 4 Exam

Question 1 of 18

Select all the applications that provide access to the Command Line Interface (CLI)? (choose two)

Select one or more of the following:

Explanation

Question 2 of 18

Which environment variable contains a list of directories that is searched for commands to execute?

Select one or more of the following:

Explanation

Question 3 of 18

Select the command that can report the location of a command:

Select one or more of the following:

Explanation

Question 4 of 18

A pair of single quotes ( ‘ ) will prevent the shell from interpreting any metacharacter. True or False?

Select one or more of the following:

Explanation

Question 5 of 18

A pair of double quotes ( ” ) will prevent the shell from interpreting any metacharacter. True or False?

Select one or more of the following:

Explanation

Question 6 of 18

Using a pair of back quotes ( ` ) will cause a shell to execute the back-quoted text as a command and substitute the output back into the original command. True or False?

Select one or more of the following:

Explanation

Question 7 of 18

Which of the following are glob characters? (choose three)

Select one or more of the following:

Explanation

Question 8 of 18

The semicolon “;” can be used to separate multiple commands to be executed in order. True or False?

Select one or more of the following:

Explanation

Question 9 of 18

The double ampersand characters ( && ) are used to separate commands to be executed conditionally, where if the command to the left of the ampersands fails, then the command to the right of the ampersands will be executed. True or False?

Select one or more of the following:

Explanation

Question 10 of 18

To be able to output messages to the screen, use the _______ command:

Select one or more of the following:

Explanation

Question 11 of 18

The _______ command will print a list of the commands that you’ve previously executed.

Select one or more of the following:

Explanation

Question 12 of 18

To execute the same command as previously executed five commands ago, you would type:

Select one or more of the following:

Explanation

Question 13 of 18

The shell program interprets the commands you type into the terminal, into instructions that the Linux operating system can execute. True or False?

Select one or more of the following:

Explanation

Question 14 of 18

The acronym CLI stands for:

Select one or more of the following:

Explanation

Question 15 of 18

Traditional UNIX command options used a single dash, like -a; _______ command options use two dashes like –all.

Select one or more of the following:

Explanation

Question 16 of 18

The acronym GNU stands for:

Select one or more of the following:

Explanation

Question 17 of 18

What one character treats the character that follows it as if it was surrounded by single quotes?

Select one or more of the following:

Explanation

Question 18 of 18

The main purpose of using glob characters is to be able to provide a command a list of filenames. True or False?

Select one or more of the following:

Explanation

Select all the applications that provide access to the Command Line Interface (CLI)?
(choose two)

A pair of single quotes ( ‘ ) will prevent the shell from interpreting any metacharacter.
True or False?

A pair of double quotes ( ” ) will prevent the shell from interpreting any metacharacter.
True or False?

Using a pair of back quotes ( ` ) will cause a shell to execute the back-quoted text as a command and substitute the output back into the original command.
True or False?

Which of the following are glob characters?
(choose three)

The semicolon “;” can be used to separate multiple commands to be executed in order.
True or False?

The double ampersand characters ( && ) are used to separate commands to be executed conditionally, where if the command to the left of the ampersands fails, then the command to the right of the ampersands will be executed.
True or False?

The shell program interprets the commands you type into the terminal, into instructions that the Linux operating system can execute.
True or False?

The main purpose of using glob characters is to be able to provide a command a list of filenames.
True or False?