Mastering Linux Commands

What command is used to list files in a directory?

• show

• list

• dir

• ls

How do you change the current directory in Linux?

• Use the 'mv' command to change directories.

• Type 'change directory' in the terminal.

• Use the 'cd' command followed by the directory path.

• Use the 'dir' command followed by the path.

Which command is used to display the current working directory?

• pwd

• mkdir

• ls

• cd

What command would you use to copy files in Linux?

• cp

• mv

• touch

• rm

How do you remove a file in Linux?

• Execute 'erase filename' to get rid of a file.

• Type 'remove filename' in the terminal to delete a file.

• Use the command 'rm filename' to remove a file.

• Use the command 'delete filename' to remove a file.

Which command is used to check network connectivity?

• traceroute

• netstat

• ifconfig

• ping

What command displays the IP address of your machine?

• ping

• tracert

• ipconfig (Windows) / ifconfig or ip a (Linux/macOS)

• netstat

How can you view active network connections in Linux?

• Use 'netstat -tuln' or 'ss -tuln' to view active network connections.

• Execute 'top' to monitor system processes.

• Run 'ifconfig' to see active connections.

• Use 'ping' to check network speed.

What is the command to install a package using APT?

• sudo apt install

• apt-get install

• apt install --package

• install

How do you update the package list in APT?

• sudo apt update

• apt refresh

• sudo apt upgrade

• apt-get update