Question

What is redirection? Explain giving suitable example.

Answer 1

On a Web site, redirection is a technique for moving visitors to a different Web page than the one they request, usually because the page requested is unavailable. Web users often encounter redirection when they visit the Web site of a company whose name has been changed or which has been acquired by another company.

Answer 2

Redirection:

• Redirection is a Linux feature that allows you to change the normal input/output devices when running a command.
• Redirection is the process of moving commands from where they read input to where they send output.
• A command's input and output can be redirected.
• Metacharacters are used for redirection.
• A file (shell metacharacters are angle brackets ", '>') or a program (shell metacharacters are pipe symbol '|') can be redirected.
• Any Linux command's core operation is to receive an input and produce something.

• The keyboard is the standard input (stdin) device.

• The screen is the standard output (stdout) device.
• The above standard input/output can be altered using redirection.