Tribhuvan University
Bachelor of Information Technology
Semester 2 · TU Board 2080
Course Title: Microprocessor and Computer Architecture (BIT151)
Full Marks: 60Pass Marks: 24Time: 3 hours
Candidates are required to give their answers in their own words as far as practicable.
Group A
Attempt any Two questions.(2 × 10 = 20)
- 1.10
What is microprocessor? Draw a well labelled block diagram of 8085 microprocessor and explain its different components.
- 2.10
What are different instructions available in SAP 1 computer? Explain the fetch and execution cycle of LDA instruction of SAP 1 computer along with its timing diagram.
- 3.10
What is micro-program and micro-instruction? Describe symbolic micro-program for instruction FETCH routine of basic computer.
Group B
Attempt any Eight questions(8 × 5 = 40)
- 4.5
Write a program to perform 8 bit division of data stored in memory location 8050 by data stored in memory location 8051 and store the quotient in memory location 8052 and remainder in 8053 memory location.
- 5.5
Explain different Logical Microoperations with example.
- 6.5
Explain the register organization of basic computer.
- 7.5
Explain memory hierarchy present in the computer system.
Answer comingAlso asked in 2078
- 8.5
What is DMA? Explain the role of DMA controller in data transfer.
- 9.5
What is pipelining? Explain the four segment instruction pipelining.
- 10.5
Perform 2's complement multiplication of (15) x (-13) using Booth's Multiplication algorithm.
- 11.5
What is addressing mode? Explain different addressing mode in 8085 microprocessor.
- 12.5
Write short notes on: a) RISC b) Page Fault
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