Week 11 2011 09 26 -2011 09 30

University of the Western CapePrivate Bag X17 Bellville 7535 South Africa Telegraph : UNIBELL Telex: 526661

COS212

Computer Architecture

PopQuiz 9

[12]

1. What is the output F? (3)

2. What Boolean function does the following Karnaugh Map represent?

CD(2)

AB

r --

PopQuiz 9 CH20

Week 11 2011 09 26 -2011 09 30

3. The decoder has 3 inputs and 23 outputs. Show the outputs of D0 to D7

i fA = B = C=1.

4. If this 64 bit ROM has an input of

(a) 0100

(b) 0101

(c) 1011

What is its output ZQ Z, Z2 Z3?

(4) r*&'i

(3)

v*

0000axM001000110100OUJi0110on i1000100:1010Oil100iml ift11}

IJ.

I

_ rf s.

1 1ij

- -»L|1

' --L.

PopQui! 9 CH20

CftC •«• AC

[jLLi±-0

( A, CO •*8 C L* AT,fi [

S L

D

( O <3& 2.

D^ o v o ^Dj c3 \ \ ~

\ o o •=- G

Uc \ o 1 ^ 6

DG V \ o - oD-, v i , ,i

O V \ O

\

g v \ \ o

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