Madras University (UnOM) 2006 B.C.A Computer Application MICROPROCESSOR AND ITS APPLICATIONS - Question Paper

MICROPROCESSOR AND ITS APPLICATIONS

II BCA Max Marks:100

PART - A 10*3=30
1. describe Micro Processor.
2. What is an accumulator.
3. Why Data Bus id Bidirectional?
4. What is Microcomputer? discuss the difference ranging from a microprocessor and microcomputer
5. List the applications of micro computer.
6. elaborate the advantages of microprocessor based system?
7. discuss the functions of IO/Min 8085.
8. What is Flag? List the flag of 8085. Show the bit positions of different flags in 8085 flag register?
9. Why Address Bus is unidirectional?
10. elaborate the Interrupts in 8085?

PART - B 5*6=30
11. elaborate Data Transfer Instructions, Write any Instruction.
12. describe the subsequent Terms
Compiler, Assembler, Interpreter with example
13. discuss Instructions & Data Format.
14. discuss & Draw a Block Diagram of Computer with the microprocessor as CPU.
15. discuss the Logical Operations.

PART - C 4*10=40
16. discuss the Microprocessor Architecture and its operations
17. discuss the different pins of 8085 Microprocessor
18. List the Registers in the 8085 Microprocessor & discuss the functions in detail
19. Write a Assembly language program to add 2 eight bit numbers
20. Write a Assembly language program to add 16 bit numbers

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