Question

If Booth’s Multiplication is performed on the numbers 22*3, then what is 3 referred to as __________

(a) accumulator

(b) multiplicand

(c) quotient

(d) multiplier

I got this question during a job interview.

This intriguing question comes from Booth’s Algorithm in section Computer Arithmetic of Computer Fundamentals

Answer 1

Right choice is (d) multiplier

Easiest explanation: It is referred to as the multiplier. Multiplier is denoted by Q in booth’s algorithm. 22 is called the multiplicand. These numbers are first converted to their binary equivalents and further the multiplication is performed.