Ocrolus East Linux System Administrator Interview Questions and Answers

An alias is a command or shortcut that points to another command or set of commands.

• Aliases are created using the alias command in the terminal.

• They can be used to create shortcuts for frequently used commands.

• Aliases can also be used to modify the behavior of existing commands.

• Aliases are stored in the user's shell configuration file, such as .bashrc or .zshrc.

• Examples of aliases include 'll' for 'ls -l' and 'g' for '

The ssh configuration file is located at /etc/ssh/sshd_config.

• The file contains settings for the SSH server.

• It can be edited to change default settings such as port number and authentication methods.

• Changes to the file require a restart of the SSH service to take effect.