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basic function are known as basis functions. there are four: create change delete shutdown
The 'shell' is a user interface program that interfaces between a user of the system and the Operating System. It is the user interface.
The 'shell' is a user interface program that interfaces between a user of the system and the Operating System. It is the user interface.
C is a programming language. A shell is an interface.
A shell function will do nothing unless it is explicitly called by other code, typically in a shell script. A shell script is a runnable, executable process, which can call other shell scripts and/or functions. The question might be worded backwards - it is necessary to write shell functions for shell scripts when certain logical functionality is required to be performed multiple times. Consider a shell function equivalent to a program subroutine - they operate the same way.
The shell is the interface between users and operationg systems..Kernel
CLI and GUI
cmd
shell
A shell in Linux is the interpreter that provides a commandline interface (CLI). There are many kinds of shells.
The shell
In Linux, after the user log in to a terminal hi/she receives a user interface called Shell