What is input redirection?

A program that reads input from the keyboard can also read input from a text file. This is called input redirection, and is a feature of the command line interface of most operating systems. Notice that all the program’s output is sent to the monitor, including the (now useless) prompt. …

What is input redirection operator in Linux?

Redirection is a feature in Linux such that when executing a command, you can change the standard input/output devices. The basic workflow of any Linux command is that it takes an input and give an output. The standard input (stdin) device is the keyboard. The standard output (stdout) device is the screen.