Ubuntu Interview Questions and Answers

Ques 1. What is the default package manager in Ubuntu?

The default package manager in Ubuntu is APT (Advanced Package Tool).

Example:

sudo apt-get install packageName

Ques 2. How do you update the package list with APT?

You can update the package list with the command: sudo apt-get update

Ques 3. Explain the purpose of the 'sudo' command.

The 'sudo' command is used to execute a command with administrative privileges.

Example:

sudo commandToExecute

Ques 4. What is the purpose of the '/etc/apt/sources.list' file?

The '/etc/apt/sources.list' file contains a list of package repositories for APT.

Ques 5. How can you check the version of Ubuntu installed on your system?

You can check the Ubuntu version with the command: lsb_release -a