Question

Explain the use of pipes, giving suitable example

Answer 1

Pipes are the methods used for passing the information from particular program to another.

It just provides one-way communication facility by simply passing an output or parameter from a particular process to another.

 These details which are passed through a pipe is actually held by a system exactly until it is read by receiving process. Here is an example as follow: use who > user.txt and use wc -l < user.txt.