U01 - Command Line & Binary/Decimal Test

The action of the command pwd is to ...

• Display the current user's password

• Display a list of user passwords

• Display the current working directory

• Display the power usage report for the server

How do you create a new folder called "Flower"?

• touch Flower

• mkdir Flower

• rmdir Flower

• cd Flower

How do you list all the files that are in the current folder?

• list all

• pwd

• cd

• ls

Currently the user is in the following folder:  /home/jfletcher/Downloads/newFile. After executing cd ../.. where is the user now?

• /home/jfletcher

• /home/jfletcher/Downloads

• /home

• /home/jfletcher/Downloads/newFile

What is the difference between rm and rm -rf?

• rm removes a directory while rm- rf removes a file

• There is no difference, they both remove files and directories

• rm can remove a file while rm -rf removes a directory

• rm removes files and folders while rm -rf gives you details on the removal

What is a directory?

• A folder used to store files

• A file

• A command to a computer

• A file used to store folders

touch media/popular.txt

• It changes the working directory to the media directory.

• It creates a file named popular.txt in the media directory.

• It creates a file named popular.txt in your working directory.

• This command is not formed correctly.

What command allows you to list files sorted by when they were last modified?

• ls -a

• ls -t

• ls -l

• ls

Quiz: Viewing and Changing the File System

What command moves all files in the current directory to the directory school/?

• mv * school/

• mv school -a

• mv school

• mv -a school/

What is the purpose of an option (like -t or -a)?

• To make a command optional.

• To modify the behavior of a command.

• To change the color of command output.

• To reverse a command.