Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 1st Sem (First Semester) Regulation-R09 2017 August F3102 Computer Organization Previous Question Paper
R09
Code No: F3102
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
MCA I Semester Examinations, August - 2017
COMPUTER ORGANIZATION
Time: 3hrs
Max.Marks:60
Answer any five questions
All questions carry equal marks
- - -
1.a)
Demonstrate the design of a sequential circuit for a binary counter.
b)
Construct a 4-bit synchronous binary counter.
[6+6]
2.a)
Simplify the following Boolean functions using four-variable maps.
F( ,
A ,
B C, )
D (
)
15
,
7
,
6
,
4
i)
F( ,
A ,
B ,
C
)
D
)
15
,
14
,
11
,
10
,
9
,
8
,
2
,
0
(
ii)
b) Explain the functionalities and applications of the following:
i) Decoders
ii) Encoders
iii) Multiplexers
iv) De-multiplexers.
[6+6]
3.a)
Describe the general form of floating point representation.
b)
Give the hardware organization of associative memory and demonstrate with an example.
[4+8]
4.a)
How many 1288 RAM chips and 128 8 ROM chips are needed to provide memory
capacity of 4096 bytes of RAM and 4096 bytes of ROM. List the memory-address map
and indicate what size decoders are needed.
b)
Give an overview of page replacement algorithms.
[8+4]
5.a)
Give the pin configuration of 8086 microprocessor.
b)
Demonstrate the following addressing modes of 8086 microprocessor with examples:
i) Indexed
ii) Based Indexed
[8+4]
6.a)
Explain the following 8086 instructions:
i) MUL
ii) IMUL
iii) DIV
iv) IDIV
b)
Write short notes on the software interrupts in 8086.
[8+4]
7.a)
Write an assembly language program that computes the sum of 10 numbers.
b)
Give an overview of software polling method for identifying highest-priority interrupt.
[6+6]
8.a)
Demonstrate the mechanism of DMA.
b)
Explain the functionalities of an IOP interface unit.
[6+6]
--ooOoo--
This post was last modified on 16 March 2023