Computer Organization(2140707) Important Questions

1.  Explain how complement number system is useful in computer system. Discuss any one complement number system with Example.

2.      Define RTL. Explain how register transfer takes place in basic computer system.

3.      What is a micro operation? List and explain its categories.

4.      Draw and explain basic computer instruction formats.

5.      Draw the block diagram of control unit.

6.      Write an assembly language program to add 10 numbers from memory.

7.      What is register stack? Explain push and pop micro-operations.

8.      Explain pipelining technique. Draw the general structure of four segment pipeline.

9.      Draw flow chart for multiplication of two floating point numbers.

10.  How addressing mode is significant for referring memory? List and explain types of addressing modes.

11.  Explain RISC. List its characteristics.

12.  Explain asynchronous data transfer using timing diagrams.

13.  How main memory is useful in computer system? Explain the memory address map of RAM and ROM.

14.  Write a short note :

·         Memory reference instructions

·         Explain instruction formats with its types.

·         Daisy chain arbitration.

·         Instruction cycle

·         Passes of an assembler.

·         Content Addressable Memory

15.  What do you mean by register transfer? Explain in detail. Also discuss three-state bus buffer.

16.  Write a detailed note on instruction cycle with neat diagrams.

17.  Explain register stack and memory stack with neat sketches.\

18.  A computer uses a memory unit with 256K words of 32 bits each. A binary instruction code is stored in one word of memory. The instruction has four parts: an indirect bit, an operation code, a register code part to specify one of 64 registers, and an address part.

1. How many bits are there in operation code, the register code part, and the address part?

2. Draw the instruction word format and indicate the number of bits in each part.

3. How many bits are there in the data and address inputs of the memory?

19.  Elaborate Flynn’s classification for computers.

20.  Draw a flowchart for first pass of an assembler and explain the same in brief.

21.  Write a note on micro-program sequencer.

22.  What is meant by addressing modes? List and explain any five addressing modes by taking proper example(s).

23.  Discuss four-segment instruction pipeline with diagram(s).

24.  Explain Booth multiplication algorithm for multiplying binary integers in signed 2’s complement representation.

25.  Write a detailed note on Direct Memory Access (DMA).

26.  Write a brief note on:

·         Subroutine call and return

·         RISC

27.  Describe micro-programmed control organization in detail.

28.  Discuss associative mapping and direct mapping in organization of cache memory.

29.  Explain addition and subtraction operations with signed 2’s complement integer data. Support your answer by taking appropriate example(s).