DISTANCE EDUCATION
B.C.A./B.C.A. (Lateral) DEGREE EXAMINATION, MAY 2016.
MICROPROCESSORS AND PERSONAL COMPUTERS
(2003 onwards)
Time Three hours Maximum 100 marks
Answer any FIVE questions.
All questions carry equal marks.
× 20 100)
1. With a neat block diagram explain microprocessor
based system.
Discuss in detail about evaluation of
microprocessor.
2. Draw and explain the functional block diagram of
8085.
Discuss in detail about Timing and Control circuit.

3. Write short notes on Control Instructions.
With suitable examples explain the instruction
format.
4. Write in detail about Assembly Language.
Explain and complements with suitable
example.
5. Write short notes on RAM, SRAM and DRAM.
Explain how to expand the memory size.
Sub. Code
21
DE-3363
2
Ws 11
6. Describe about serial transmission.
With a necessary diagram explain about Direct
Memory Access (DMA).
7. Write in detail about 80486 processor specification.

Write short notes on VESA and PCI.
8. Explain the importance of preventive maintenance.

Write about passive preventive maintenance
procedures.