QUIZ - LINUX for Cybersecurity & Network Security Basics

Which command is used to print the contents of a text file on the terminal?

• ls

• mv

• cat

• rm

What does the pwd command display?

• Current user

• Current working directory

• Parent directory

• Password settings

Which command is used to change the current working directory?

• ls

• mv

• cd

• mkdir

What does the mkdir test command do?

• Deletes the directory named test

• Moves the directory named test

• Creates a new directory named test

• Lists contents of directory test

Which symbol is used to redirect output to a file and overwrite its content?

• >>

• |

• <

• >

Which command is used to see the list of files and directories in the current folder?

• pwd

• cd

• ls

• whoami

What does the rm command do in Linux?

• Reads files

• Renames files

• Removes files or directories

• Runs processes

What does ps aux | grep bash do?

• Starts a new bash session

• Terminates all bash processes

• Displays all users running bash

• Lists all available shells

To kill all instances of netcat, which is the most precise command?

• killall netcat

• ps | grep netcat

• kill -9 netcat

• pkill -1

Which command correctly appends output of ls to output.txt without overwriting existing content?

• ls > output.txt

• ls >> output.txt

• echo ls > output.txt

• cat ls >> output.txt