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Arithmetic - Computer Architecture - Past Exam, Exams of Computer Architecture and Organization

Punjab Engineering CollegeComputer Architecture and Organization

Main points of this past exam are: Cache Memory, Virtual Memory, De Morgan, Truth Tables, Derive, Boolean Expression, Minimal Boolean, Error Detection, Arithmetic,, Complement Representation

Typology: Exams

2012/2013

Uploaded on 03/27/2013

kiran
kiran 🇮🇳

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CORK INSTITUTE OF TECHNOLOGY
INSTITIÚID TEICNEOLAÍOCHTA CHORCAÍ
Semester 1 Examinations 2008/09
Module Title: Computer Architecture
Module Code: COMH6002
School: School of Computing & Mathematics
Programme Title: Higher Certificate in Science in Computing in Information Technology
Support – Stage 1 & ACCS
Bachelor of Science in Computing – Stage 1
Higher Certificate in Science in Computing - Stage 1
Bachelor of Science (Honours) in Software Development & Computer
Networking - Stage 1
Bachelor of Science (Honours) in Software Development - Stage 1
Programme Code: KITSU_6_Y1, KITSE_6_Y1, KCOMP_7_Y1, KCOME_6_Y1,
KDNET_8_Y1, KSDEV_8_Y1
External Examiner(s): Mr. A. O Leary
Internal Examiner(s): Mr. D. Long, Mr. S. Lankford, Mr. J. McEnery
Instructions: Answer Question 1 and TWO other questions.
Duration: 2 HOURS
Sitting: Winter 2008
Requirements for this examination: Answer Question 1 and TWO other questions.
Note to Candidates: Please check the Programme Title and the Module Title to ensure that you have received the correct
examination paper.
If in doubt please contact an Invigilator.
pf3

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CORK INSTITUTE OF TECHNOLOGY

INSTITIÚID TEICNEOLAÍOCHTA CHORCAÍ

Semester 1 Examinations 2008/

Module Title: Computer Architecture

Module Code: COMH

School: School of Computing & Mathematics

Programme Title: Higher Certificate in Science in Computing in Information Technology Support – Stage 1 & ACCS Bachelor of Science in Computing – Stage 1 Higher Certificate in Science in Computing - Stage 1 Bachelor of Science (Honours) in Software Development & Computer Networking - Stage 1 Bachelor of Science (Honours) in Software Development - Stage 1

Programme Code: KITSU_6_Y1, KITSE_6_Y1, KCOMP_7_Y1, KCOME_6_Y1, KDNET_8_Y1, KSDEV_8_Y

External Examiner(s): Mr. A. O Leary Internal Examiner(s): Mr. D. Long, Mr. S. Lankford, Mr. J. McEnery

Instructions: Answer Question 1 and TWO other questions.

Duration: 2 HOURS

Sitting: Winter 2008

Requirements for this examination: Answer Question 1 and TWO other questions.

Note to Candidates: Please check the Programme Title and the Module Title to ensure that you have received the correct examination paper. If in doubt please contact an Invigilator.

Q1.

a) Describe what is meant by cache memory. (7 marks)

b) Explain the term “Virtual Memory”. (7 marks)

c) Using truth tables, prove the following theorems of De Morgan:

i. x. y = x + y

ii. x. + y = x. y (7 marks)

d) Using a K-map, derive the minimal Boolean expression for the following truth table:

A B C Output 0 0 0 X 0 0 1 1 0 1 0 1 0 1 1 X 1 0 0 0 1 0 1 0 1 1 0 X 1 1 1 1 (7 marks)

e) Compare hamming codes with parity as a means of error detection. Which form of error detection is better and why? (6 marks)

f) Perform the following arithmetic, using 8 bits and using two’s complement representation: 26 - 14 (6 marks)

[40 marks]