CEG 2136 Study Guide - Quiz Guide: Computer Architecture, Block Diagram

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11 May 2018

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Fall 2013

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Q1. The two’s complement representation of signed numbers is employed in three 10

bit

registers A, B and C

. Registers A and B carry the following signed numbers: A =

0100001111 and B = 0100000110.

1.Compute C = B − A. Show your work in detail. The result is a 10bit signed number and

is stored in the 10bit register C. What is the content of C after the operation?

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2.Given that 2’s complement representation is employed, convert the content of the register C to its

equivalent decimal number. Show your work in detail.

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