Every machine has system files. These system files handle various processes. When you turn ON a machine, multiple processes start running in the background ensuring the machine will perform correctly.

Most email providers, including Gmail, don't allow you to send executable or ".exe" files. Executable files are programs that require the action of a user to install ...

A file extension, or file name extension, is the letters immediately shown after the last period in a file name. For example, the file extension.txt has an extension of .txt. This extension allows the ...

Shell builtins are commands that are loaded into memory when a shell — such as bash, sh, or zsh — is invoked. The reason for this is that keeping these commands in memory helps ensure that these ...