Tribhuvan University
Bachelor of Computer Application
Semester 2 · TU Board 2019
Course Title: Microprocessor and Computer Architecture (CACS155)
Full Marks: 60Pass Marks: 24Time: 3 hours
Candidates are required to answer the question in their own words as far as possible.
Group B
Attempt any SIX question.(6 × 5 = 30)
- 2.5
Explain the bus organization of 8085 microprocessor.
- 3.5
Explain the opcode fetch machine cycle for MVI A, 32H with timing diagram.
Answer comingAlso asked in 2020
- 4.5
Explain 8085 instruction addressing mode with example.
Answer comingAlso asked in 2026, 2022, 2021, 2020
- 5.5
Explain the memory hierarchy with diagram.
- 6.5
Explain the organization of Microprogrammed Control Unit.
Answer comingAlso asked in 2020
- 7.5
Define control word. Explain the procedure for generating control word for specific operation.
- 8.5
Define instruction pipeline. Explain the four-segment instruction pipeline with example.
Answer comingAlso asked in 2023, 2020
Group C
Attempt any TWO questions(2 × 10 = 20)
- 9.10
Explain the functional block of 8085 microprocessor.
- 10.10
Explain the design and control logic of Accumulator.
- 11.10
Explain the different data transfer and manipulation instruction with example.
Answer comingAlso asked in 2024
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