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Computer Architecture Exam, Cork Institute of Technology, Autumn 2008, Exams of Computer Architecture and Organization

Punjab Engineering CollegeComputer Architecture and Organization

An examination paper for the computer architecture module (comh 6002) at cork institute of technology, held in autumn 2008. The paper covers various topics related to computer architecture, including motherboard description, memory hierarchy, cpu operation, and boolean logic. Students are required to answer questions related to these topics, including designing circuits and deriving minimal boolean expressions.

Typology: Exams

2012/2013

Uploaded on 03/27/2013

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- 1 - COMH 6002
CORK INSTITUTE OF TECHNOLOGY
INSTITIÚID TEICNEOLAÍOCHTA CHORCAÍ
Semester 3 Examinations 2007/08
Module Title: Computer Architecture
Module Code: COMH 6002
School: Mathematics & Computing
Programme Title:
Bachelor of Science (Honours) In Software Development & Computer Networking– Year 1
Bachelor of Science (Honours) In Software Development – Year 1
Bachelor of Science in Computing – Year 1
Higher Certificate in Science in Computing in Information Technology Support – Year 1
Programme Code:
KDNET_8_Y1
KSDEV_8_Y1
KCOMP_7_Y1
KITSU_6_Y1
External Examiner(s): Ms. M. Meagher
Internal Examiner(s): Mr. D. Long, Mr. S. Lankford. Mr. D. Simpston
Instructions: Answer Question 1 and TWO other questions.
Duration: 2 HOURS
Sitting: Autumn 2008
Requirements for this examination:
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 3 Examinations 2007/

Module Title: Computer Architecture

Module Code: COMH 6002

School: Mathematics & Computing

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

Programme Code: KDNET_8_Y KSDEV_8_Y KCOMP_7_Y KITSU_6_Y

External Examiner(s): Ms. M. Meagher Internal Examiner(s): Mr. D. Long, Mr. S. Lankford. Mr. D. Simpston

Instructions: Answer Question 1 and TWO other questions.

Duration: 2 HOURS

Sitting: Autumn 2008

Requirements for this examination:

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 a typical motherboard as found in a modern PC (7 marks)

b) Describe the memory hierarchy in a modern PC. (7 marks)

c) Show the truth table and design a circuit for a 4 input multiplexer. (7 marks)

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

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

e) Draw the circuit and truth table for the following Boolean expression: xy + x z (6 marks)

f) Perform the following arithmetic, using 8 bits and using one’s complement representation: 13 - 22 (6 marks)

[40 marks]

Q2 a) Describe the CPU. (10 marks)

b) Explain using an example what happens during the Fetch-Execute cycle (10 marks)

c) Explain what is meant by the term System Bus. Briefly describe each of its components and describe a high performance bus as found in a modern PC. (10 marks)

[30 marks]