Question

Which option is used for reading an awk program from a file?

(a) -e

(b) -f

(c) -i

(d) -F

The question was posed to me in an interview for internship.

Question is taken from Various Operations using Awk Command topic in portion Awk – An Advanced Filter & Perl – The Master Manipulator of Unix

Answer 1

Right choice is (b) -f

The best explanation: We can store large awk programs in a separate file and provide them with a  .awk extension. For example,