CH5

Question 1

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

PATH
PS1
PS2
EXEC

Answer 1

PATH

Question 2

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

what
which
where

Answer 2

which

Question 3

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

True
False

Answer 3

True

Question 4

A pair of double quotes (“) will prevent the shell from interpreting any metacharacter?

True
False

Answer 4

False

Question 5

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
False

Answer 5

True

Question 6

The semicolon (;) can be used to separate multiple commands to be executed in order?

True
False

Answer 6

True

Question 7

To be able to output messages to the screen, use the ____ command?

echo
print
display
type

Answer 7

echo

Question 8

The _____ command will print a list of the commands that you’ve previously executed?

list
eval
history
exec

Answer 8

history

Question 9

The acronym CLI stands for?

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

Answer 9

Command Line Interface

Question 10

The most common shell used for Linux distributions is the ____ shell?

Fish
Bash
Tsch
Zsh

Answer 10

Bash