What is Bourne Again Shell (Bash)?

What does Bash stand for?

Bourne once more Shell (Bash) is a loose Unix shell that may be utilized in region of the Bourne Shell. It is a complete Implementation of the IEEE Portable Operating System Interface for Unix (POSIX) and Open Group shell specification.

Bash is essentially a Command Processor that typically runs in a textual content Window, allowing the consumer to type instructions that purpose movements. It can study instructions from a Record, known as a script. Like all Unix shells it helps the following:

• File name wildcarding
• PiPing
• Hear documents
• Command execution
• Variables and manipulate structures for condition checking out and new release

What Does Bourne Again Shell Mean?

Bash became written for the GNU Project through Brian Fox. It is called Bourne again shell for many motives, the first being that it's miles the open-source version of the Bourne shell and the second one as a pun on the idea of being born once more. Its Acronym is likewise a description of what the task did, which cHanged into to bash collectively sh, csh, and ksh features.

A Unix shell is a command-line Interpreter that gives users with a primary consumer Interface. It allows customers to speak with the sySTEM through a sequence of instructions which are typed in the command-line window. There aren't any buttons or pop-up home windows in a shell, certainly plenty and plenty of textual content.

Essentially, Bash lets in users of Unix-like systems to control the innermost additives of the working Device the use of textual content-based totally instructions.

Bash has some of Extensions and runs on Unix-like working systems like Linux and Mac OS X. It become ported to Windows thru the Subsystem for UNIX-based Applications (SUA) and by POSIX Emulation the use of Cygwin or MSYS. It may even be utilized in MS-DOS.