#5
To be able to output messages to the screen, use the _______ command: echo print display type
echo
The _______ command will print a list of the commands that you've previously executed. list eval history exec
history
Select the command that can report the location of a command: what which where
which
To execute the same command as previously executed five commands ago, you would type: @-5 !5 !-5 &5
!-5
HOME is an example of _________. An environment variable A path variable A local variable An internal command An alias
An environment variable
The most common shell used for Linux distributions is the ________ shell. Fish Bash Tsch Zsh
Bash
The acronym CLI stands for: Computer Line Interface Command Line Interpreter Command Line Interface Computer Link Interpreter
Command Line Interface
A pair of double quotes (" ) will prevent the shell from interpreting any metacharacter. True or False? True False
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? True False
False
The echo command: Copies variables from one to another Tests a variable for duplication Is used for variable assignment Is used to output text to the console Duplicates the input stream to the output stream
Is used to output text to the console
Which environment variable contains a list of directories that is searched for commands to execute? PATH PS1 PS2 EXEC
PATH
A pair of single quotes ( ' ) will prevent the shell from interpreting any metacharacter. True or False? True False
True
The semicolon (;) can be used to separate multiple commands to be executed in order. True or False? True False
True
The shell program interprets the commands you type into the terminal into instructions that the Linux operating system can execute. True or False? True False
True
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? True False
True
What one character treats the character that follows it as if it was surrounded by single quotes? / # % \
\
