Tribhuvan University
Bachelor of Information Technology Management
Semester 3 · TU Board 2023
Course Title: Microprocessor And Computer Architecture (IT236)
Full Marks: 60Pass Marks: 30Time: 3 Hrs
Candidates are required to give their answers in their own words as for as practicable.
Group A
Brief Answer Questions(10 × 1 = 10)
- 1.1
List out the components of microprocessor.
- 2.1
Name the Pin that are used for DMA operation in 8085 microprocessor.
- 3.1
Define operation code.
- 4.1
Differentiate between shift right and arithmetic shift right operation.
- 5.1
What is data transfer instruction?
- 6.1
What is data dependency problem in pipelining system?
- 7.1
Define relative addressing mode.
- 8.1
Why we need I/O interface?
- 9.1
What is the limitation of Associative memory?
- 10.1
Write down microopration for POP operation in register stack.
Group B
Short Answer Questions: (Attempt any FIVE Questions)(5 × 3 = 15)
- 11.3
Explain any two types of priority interrupt.
- 12.3
Illustrate and explain the bus structure of microprocessor system.
- 13.3
Describe any three addressing mode available in 8085 microprocessor.
- 14.3
Illustrate and explain the importance of memory hierarchy.
- 15.3
Describe 4-bit binary incrementer with its block diagram.
- 16.3
What are the differences between RISC and CISC architecture.
Group C
Long Answer Questions: (Attempt any THREE Questions)(3 × 5 = 15)
- 17.5
Explain the concept of associative mapping and direct mapping.
- 18.5
Write an assembly language program for addition of two 8-bit binary number and after addition the sum should be store in memory location 3040H.
- 19.5
Illustrate and explain arithmetic pipeline for addition of two floating point binary number.
- 20.5
Explain strobe control method for Asynchronous Data Transfer.
Group D
Comprehensive Answer / Case / Situation Analysis Questions(2 × 10 = 20)
- 21.10
Explain the internal architecture of 8085 microprocessor with its functional block diagram.
- 22.10
What is divide overflow? Divide +(16)_10 by -(3)_10 using any one of the division algorithm.
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