Linux Command Line Quiz

What command is used to print the current working directory?

• cd

• mkdir

• pwd

• ls

Which command is used to create a new directory?

• mkdir

• rmdir

• rm

• mv

What does the command 'ls -a' do?

• Lists only hidden files

• Lists directories only

• Lists all files

• Lists files with details

Which option with 'rm' forces deletion without prompting for confirmation?

• -v

• -r

• -i

• -f

What does the 'mv' command do?

• Moves files

• Copies files

• Creates directories

• Deletes files

Which command displays the contents of a file one screen at a time?

• cat

• less

• tail

• head

What does the 'grep -i' option do?

• Inverts the match

• Ignores case

• Prints line numbers

• Counts matching lines

Which command is used to count lines, words, and characters in a file?

• cut

• uniq

• sort

• wc

What does the wildcard '*' match?

• One character

• Zero or more characters

• Exactly one character

• No characters

Which command is used to remove duplicate lines from a file?

• sort

• uniq

• grep

• cut