Amrita Vishwa Vidyapeetham 2007 B.C.A Computer Application Microprocessor - Question Paper

B.C.A. May 2007.
Microprocessor
Time : 3 hours Maximum : 100 marks
ans any 5 ques..
All ques. carry equal marks.
1. (a) Explain the bus organization of 8085. (10)
(b) Explain the computer generation based on different technologies. (10)
2. (a) Explain the functional block diagram of 8085. (10)
(b) Explain the different kinds of registers in 8085. (10)
3. (a) Explain the kinds of addressing mode in detail. (10)
(b) Explain the instruction set of 8085 with example. (10)
4. (a) Mention the procedure to obtain 2’s complement. provide example. (6)
(b) Draw Flow chart and write an assembly language program to multiply 2 numbers. (8)
(c) Explain the structure of assembly language program. (6)
5. (a) Explain in detail about different kinds of semiconductor memory. (12)
(b) Distinguish ranging from hard disk and floppy disk. (8)
6. (a) Explain asynchronous data transfer in detail. explain the advantage of Parallel transmission over serial transmission. (12)
(b) Distinguish ranging from I/O mapped I/O and memory mapped I/O. (8)
7. (a) Explain the various kinds of video card. (10)
(b) Explain memory sub system of a mother board. (10)
8. (a) Explain the procedure for active and passive preventive maintenance. (12)
(b) Why do we need data backup system? (8)

Earning:   Approval pending.