Linux Command Line Essentials

This video tutorial covers essential Linux command line operations, including file management with commands like ls, mv, cp, and rm, understanding file permissions with chmod and chown, installing applications using apt-get and yum, configuring network settings with the ip command, searching files with grep and find, viewing processes with ps and top, and editing files using cat and nano. It also explains DNS resolution using the dig command.

What is the primary reason macOS and Linux share many command line commands?

• Both use the same kernel

• Both are based on Windows

• Both are developed by the same company

• Both are derived from Unix

Which command is used to list directory contents in Linux?

• ls

• show

• list

• dir

How can you rename a file in Linux?

• Using the mv command

• Using the cp command

• Using the rn command

• Using the rename command

What does the 'r' in file permissions stand for?

• Remove

• Write

• Read

• Execute

Which command is used to change the ownership of a file in Linux?

• chmod

• chperm

• chown

• chgrp

What command would you use to install a package in a Debian-based Linux distribution?

• pkg install

• rpm install

• apt-get install

• yum install

Which command is used to view the current IP configuration in Linux?

• ifconfig

• ipconfig

• netstat

• ip address

What command can be used to search for a specific text within files in Linux?

• grep

• search

• find

• locate

Which command provides a dynamic real-time view of running processes in Linux?

• top

• ps

• proc

• htop

What is the purpose of the 'nano' command in Linux?

• To edit text files

• To compile code

• To monitor system performance

• To manage network settings