Computer and Organization Architecture - 16SACIPH 2 (Nov 2018)

B. Sc Degree Examination, November 2018
Part III - Allied
Physics II - COMPUTER AND ORGANIZATION ARCHITECTURE

Time: 3 Hrs
Max Mark: 75M


Part A
1. What do you mean by 'BUS'.
2. Define CPU and ALU.
3. Name the methods of performance parameters
4. What is DRAM and SRAM.
5. What is Data.
6. What are the drawbacks of Programmed I/O and Interrupt driven I/O.
7. Mention the important categories of data types .
8. What is fetch cycle?
9. What are the features provided from I/O subsystems to processors?
10. Differentiate 'thread' and 'process'.

Part B
11. (a) Explain the main structural components of a computer.  (or)
      (b) Explain the main structural components of a processor.

12. (a) How does disk cache improve the performance of the processor?   (or)
      (b) Discuss the properties shared by semiconductor main memory.

13. (a) Distinguish memory mapped I/O and isolated I/O.  (or)

(b) Discuss the characteristics of I/O channels.

14. (a)       Explain logical data in types of operand. (or)

      (b)       Outline the requirements of processor organization.

15. (a)       List the characteristics of symmetric multiprocessors. (or)

      (b)       Discuss the terms involved in Non Uniform Memory Access (NUMA).

PART C – (3 × 10 =30)

Answer any THREE questions.

      

            16.       Explain bus structure.

            17.       Discuss Cache memory principles.

            18.       Explain the DMA function with its block diagram.

            19.       Explain in detail, the register organization.

            20.       Discuss the approaches to explicit multi threading.