Command Line

Question 1

What is a CLI?

Answer 1

A Command-Line Interface.

Question 2

What is a GUI?

Answer 2

A Graphical User Interface.

Question 3

Give at least one use case for the command: ‘man’.

Answer 3

To get a reference for a command you are unfamiliar with.

Question 4

Give at least one use case for the command: ‘cat’.

Answer 4

To quickly view a text file without having to open up a GUI.

Question 5

Give at least one use case for the command: ‘ls’.

Answer 5

To view the contents within a folder.

Question 6

Give at least one use case for the command: ‘pwd’.

Answer 6

To verify which directory you are in, or the filepath to that directory.

Question 7

Give at least one use case for the command: ‘echo’.

Answer 7

To print a message to the console.

Question 8

Give at least one use case for the command: ‘touch’.

Answer 8

To create files from the command line

Question 9

Give at least one use case for the command: ‘mkdir’.

Answer 9

To create directories from the command line.

Question 10

Give at least one use case for the command: ‘mv’.

Answer 10

To rename files or directories.

Question 11

What are the three virtues of a great programmer?

Answer 11

Laziness, Impatience, and Hubris.