Acharya Nagarjuna University (ANU) 2006 M.C.A , -university question paper

M.C.A. DEGREE EXAMINATION, DECEMBER 2006
First Year
Paper - III : COMPUTER ORGANIZATION

Time : 3 hours Maximum : 75 marks

part A - (3 X 15 = 45 marks)
ans any 3 of the subsequent.

1. Differentiate the organizations ranging from Pentium and power PC processors.

2. explain the organization and use of various registers in a computer.

3. discuss how Intel 80486 pipelining structure works.

4. How data is organised on a magnetic disk and the various characteristics of a
magnetic disk.

5. Illustrate Integer Arithmetic operations with relevant flow charts and examples.

part B - (5 X five = 25 marks)
ans any 5 of the subsequent.

6. discuss the major differences ranging from computer organisation and computer architecture.

7. define the main features and basic structure of multiple-Bus hirarchies.

8. Write the detailed description about history of computers.

9. List the different functions of a computer and discuss them with neat diagrams.

10. explain the ideal situations for short I/O wait and long I/O wait.

11. Represent the IEEE standard for Binary floating-point Arithmetic and express the
subsequent numbers in IEEE 32 - bit - floating - point format:
(a) -2 (b) -11

12. How interrupts are handled in power PC Computers?

13. Perform the subsequent Arithmetic operations assuming that the decimal digits are coded in
8421 code:
(a) 23 + 17 (b) 84 - 97
(c) 97 - 84 (d) two + 20

part C - (5 X one = five marks)
ans ALL of the following:

14. List the structural components of a CPU.

15. Write in short about IAS memory formats.

16. What is SCSI?

17. describe Access Time.

18. What do you mean by Instruction Prefetch?

Earning:   Approval pending.