B.Sc. Computer science Computer Architecture And Microprocessors Annamalai University december 2014 question paper

Annamalai University december 2014 question paper
B.Sc. DEGREE EXAMINATION December 2014
(COMPUTER SCIENCE)
(SECOND YEAR)
210/240. COMPUTER ARCHITECTURE AND MICROPROCESSORS
(Common with B.Sc- IT Including Lateral Entry)
Time: Three hours Maximum: 100 marks
 SECTION – A
 Answer any EIGHT questions
(8× 5 = 40)
 1. Explain the Boolean algebra with an example.
2. What is the use of flip flop? Explain with neat sketch.
3. What are the different between a microprocessor and CPU?
4. Explain the memory mapping in detail.
5. What are flags? How many flags are there in 8085?
6. What are branch operations? Explain them with examples.
7. Explain how time delay is produced using microprocessor insulation.
8. Write an assembly language program to find smallest of given two
numbers.
9. Write an assembly language program to binary to ASCII code conversion.
10. Explain the software developing system in detail.
 SECTION – B
 Answer any THREE questions
(3× 20 = 60)
 11. Draw the block diagram of register. Explain in detail. (20)
 12. a) Discuss the various addressing modes used in a micro processor.
 (10)
 b) Explain the Micro computer system in detail. (10)
 13. a) Explain the data masking with logic AND in detail. (10)
 b) Explain the various types of instruction used in 8085 microprocessor.
 (10)
 14. a) Discuss about the counter in Microprocessor. (10)
 b) Explain the use and operation of stack and stack pointer. (10)
 15. Write an ALP to binary to BCD code conversion. Explain with an
example. (20)
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