Question

wc command can also work on a data stream.

(a) True

(b) False

I got this question by my school teacher while I was bunking the class.

This question is from Counting File Data: wc Command topic in section Handling Ordinary Files of Unix

Answer 1

Right choice is (a) True

Easy explanation: wc command when invoked without any special symbol ( like < or | ) or an argument it reads the input from standard input. we have to provide the input from the keyboard and mark the end of input with Ctrl-D. For example,