Command Line

Question 1

What is a CLI?

Answer 1

A Command-Line Interface is a user interface that allows a user to interact with the operating system through text.

Question 2

What is a GUI?

Answer 2

A Graphical User Interface is a user interface that allows a user to interact with the operating system through graphical representations (e.g. icons, menus, windows).

Question 3

Give at least one use case for command: man.

Answer 3

To view the manual for the man command: man man

Question 4

Give at least one use case for command: cat

Answer 4

To create a new file: cat > NewFile.txt

Question 5

Give at least one use case for command: ls

Answer 5

To list contents of the current directory: ls

Question 6

Give at least one use case for command: pwd

Answer 6

To print the path of the current directory: pwd

Question 7

Give at least one use case for command: echo

Answer 7

To print a ‘Hello, World’: echo Hello, World!

Question 8

Give at least one use case for command: touch

Answer 8

To update the timestamp on a file to current time: touch File.txt

Question 9

Give at least one use case for command: mkdir

Answer 9

To create a new directory in current directory: mkdir ./new

Question 10

Give at least one use case for command: mv

Answer 10

Rename files: mv OldName.txt NewName.txt

Question 11

Give at least one use case for command: rm

Answer 11

Delete files: rm UnwantedFile.txt

Question 12

Give at least one use case for command: cp

Answer 12

Make a copy of a file: cp Original.txt Copy.text