1.

Consider the following operation in a computer 1.Multiplication of scalar 2.Iversion of matrix 3.Printing a line of 120 characters on a printer Which of the above is a subroutine?

A. 1 and 2 only
B. 1 and 3 only
C. 1, 2 and 3
D. 2 only
Answer» D. 2 only


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