Jawaharlal Nehru Technological University Hyderabad 2010-1st Sem M.C.A Code No: 31002 -ester Supplementary s COMPUTER ORGANIZATION - Question Paper

Code No: 31002
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
MCA-I Semester Supplementary exams July 2010
COMPUTER ORGANIZATION
Time: 3hours Max.Marks:60
ans any 5 ques.
All ques. carry equal Marks
- - -
1. a) How K-maps are used in simplifying Boolean expressions illustrate with an
example.
b) discuss the complement of a function with an example and its logic diagram.
2. a) discuss the block diagram of full adder.
b) discuss about the JK flip flop.
3. a) discuss memory hierarchy in a computer system with neat diagram.
b) How many 128x8 RAM chips are needed to give a memory capacity of 2048
bytes?
4. discuss the architecture of INTEL 8086µp.
5. a) discuss the logical operations of 8086 µp.
b) elaborate flags, discuss the significance of flags in microprocessors.
6. a) discuss about the process control instructions.
b) discuss about assembler directives.
7. discuss in detail about:
i) Control memory. ii) Control address register
iii) Routine iv) Conditional branching.
8. a) discuss about I/O interface.
b) Compare and contrast ranging from isolated I/O and memory mapped I/O.
*****
R06

Earning:   Approval pending.