Question

Which command will be used for selecting lines 3 to 10 from emp.lst?

(a) sed 3,10  emp.lst

(b) sed -n ‘3,10p’ emp.lst

(c) sed -n ‘^,10p’ emp.lst

(d) sed -n, 10p

This question was posed to me in an online quiz.

My question is based upon sed command in division Filters using Regular Expressions of Unix

Answer 1

The correct answer is (b) sed -n ‘3,10p’ emp.lst

To explain I would say: To select a specific number of lines, we can use sed along with p option. For example,