history command is used to view the previously executed command. The history command works with the command history list. When the command is issued with no options, it prints the history list. The History library provides a history expansion featur...

Compress or uncompress FILEs. Gzip reduces the size of the named files using Lempel-Ziv coding (LZ77). Whenever possible, each file is replaced by one with the extension .gz, while keeping the same ownership modes, access and modi‐ficati...

Alias command instructs the shell to replace one string with another string while executing the commands. The alias command lets you give your own name to a command or sequence of commands. You can then type your short name, and the shell will execu...

List Files and Directories.The ls command lists files and directories within the file system, and shows detailed information about them. It is a part of the GNU core utilities package which is installed on all Linux distributions. List all files, in...