JNTU Kakinada B-Tech 4-1 COMPUTER ARCHITECTURE AND ORGANIZATION R13 March 2018 Question Paper

IV B.Tech I Semester Supplementary Examinations, February/March – 2018
COMPUTER ARCHITECTURE AND ORGANIZATION (Common to Electronics and Communication Engineering and Electronics and
Instrumentation Engineering)Time: 3 hours Max. Marks: 70
Question paper consists of Part-A and Part-B
Answer ALL sub questions from Part-A
Answer any THREE questions from Part-B
*****

PART ?A (22 Marks)1. a) What are different types of computers? Mention their applications. [4]
b) Define microinstruction and microprogram. [4]
c) What is a control memory? [4]
d) Compare between static RAMs and dynamic RAMs. [4]
e) What is the need for input output ports? [3]
f) What is cache coherence? [3]

PART ?B (3×16 = 48 Marks)2. a) Perform the (+21)+(-16) and (-23)+(+13) arithmetic operations using 2?s
complement representation for negative numbers
[8]
b) What are multiprocessors? Discuss their characteristics. [8]

3. a) What is register transfer language? With suitable examples, explain the
representation of instructions in register transfer language and assembly
language.

[8]
b) What is a stack? Discuss its organization. [8]

4. a) Define microinstruction and microprogram. Write an example for
microprogram.
[8]
b) What is hardwired control? Discuss its advantages and disadvantages. [8]

5. a) What is the need for memory in computers? Discuss different types of memories. [8]
b) Explain the memory hierarchy in computers. [8]

6. a) List and briefly explain various input-output data transfer schemes. [8]
b) What is an Input?Output Processor (IOP)? Discuss its use. [8]

7. a) What is parallel processing? What are its advantages? Explain. [8]
b) Explain the implementation of instruction pipelining. [8]

Code No: RT41044
Set No. 1
R13
1 of 1