Computer Architecture | BSc.CSIT (TU) Question Paper 2070 | Third Semester

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computer architecture 2070Third Semester | Second Year | Tribhuvan University
Old Question Collection | Question Bank
Computer Architecture, Year: 2070
Computer Science and Information Technology (CSc. 201)
Full Marks: 80 | Pass Marks: 32 | Time: 3 hours

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[File Type: PDF | File Size: 430 KB | Download]

Candidates are required to give their answer in their own words as far as practicable.
The figures in the margin indicate full marks.

Long Questions:
Attempt any two questions. (2×10=20)

  1. What is Input-Output Processor (IOP)? Why IOP is needed in Computer Science? Explain.
  2. Explain the DMA controller with block diagram. How the DMA interact with I/O device? Explain.
  3. What in the general model of Microprogram Control Unit? Explain the major steps when you designing of microprogram control unit.
    Short Questions:
    Answer any ten questions: (10×6=60)
  4. What is an error detection code? Explain.
  5. Design the binary adder-subtractor with example.
  6. Write down the code to evaluate y = A(B/C – D) + E for one, two and three instruction format.
  7. Mention the different types of data transfer instructions and explain with example.
  8. What are the different types of I/O techniques? Explain.
  9. What are the typical characteristics of RISC instruction set architecture? Explain.
  10. Show the steps of multiplication process using Booth algorithm of the following binary numbers: Y = 8 x 10.
  11. What are the difference between I/O bus and interface modules? Explain.
  12. Differentiate between Input-Output Processor (IOP) and Direct Memory Access (DMA).
  13. What are the key characteristics of computer memory system? Explain.
  14. What is the role of memory management hardware? Eexplain.
  15. Write short notes on the following:
    (a) Memory protection
    (b) Address mapping
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