Introduction To Linux Command Line

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The shell is a program that:

Is used to give commands to the operating system.

Takes commands from the internet and gives them to the operating system to perform.

Takes commands from the mouse and gives them to the operating system to perform.

Encloses the operating system in a virtual environment

None

CLI stands for:

Computer line interface

Command linear interface

Command line internet

Command line interface

None

The original Unix shell program is:

ksh

tcsh

zsh

None

Bash is an enhanced version of:

tcsh

ksh

zsh

None

Another popular shell program available for Linux systems is called:

zsh

kash

ssh

shell

None

What's a "Terminal?"

A program that is only used to terminate the OS

The terminal end of a web browser

The last program that runs when the OS starts

A program that opens a window and lets you interact with the shell

None

Which of the following is not a terminal emulator:

konsole

xterm

rxvt

tmux

None

If you issue an unrecognized command the shell will:

shut down the system

reboot

give you a command not found error

ask you for super user credentials

None

In bash, to restore the previous command you use the key:

up-arrow

down-arrow

TAB

ENTER

None

10.

In bash, the left and right-arrow keys are used to:

move between paragraphs in the command line

jump between words in the command line

position the text cursor in the command line

move letters in the command line

None

11.

To print the path of the current directory you use the command:

pwd

pcd

None

12.

To print names of files and directories that are in the current directory you use the command:

list

lwd

None

13.

The path "../home" is:

A vertical pathname

An absolute pathname

A root pathname

A relative pathname

None

14.

The path "/usr/bin" is:

A vertical pathname

An absolute pathname

A root pathname

A relative pathname

None

15.

To navigate to another directory you use the command:

Add description here!

None

16.

"cd" followed by nothing will:

do nothing

delete unnecessary files

change the working directory to the home directory

change the working directory to /usr

None

17.

Hidden file names are:

file names that begin with a period (.) character

unnecessary file names

file names to be deleted in the next boot

file names that begin with a dollar ($) character

None

18.

To list all file names including hidden file names, you use the command:

ls *

lsh

lshf

ls -a

None

19.

"File1" and "file1" are:

The same file

Different files

Always two identical copies

Always linked files

None

20.

To see the contents of a text file you use the command:

cat

con

None

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