1 (a)
With a neat block diagram, discuss the basic operational concepts of a computer.
6 M
1 (b)
List the different systems used to represent a signed number and give one example for each. Specify which number representation system is preferred in a computer and why?
4 M
1 (c)
Perform the following operations on the 5-bit signed using 2's complement representation system. Also indicate whether overflow has occurred.
i) (-10)+(-13)
ii) (-10)-(+4)
iii) (-3)+(-8)
iv) (-10)-(+7).
i) (-10)+(-13)
ii) (-10)-(+4)
iii) (-3)+(-8)
iv) (-10)-(+7).
10 M
2 (a)
Define addressing mode. Explain the following addressing modes with an example for each:
i) Index addressing mode
ii) Indirect addressing mode
iii) Relative addressing mode
iv) Auto decrement addressing mode.
i) Index addressing mode
ii) Indirect addressing mode
iii) Relative addressing mode
iv) Auto decrement addressing mode.
10 M
2 (b)
With a neat block diagram, describe the input and output operations.
5 M
2 (c)
Discuss briefly encoding of machine instructions.
5 M
3 (a)
With neat sketches, explain various methods for handling multiple interrupt requests.
12 M
3 (b)
Define bus arbitration. Explain in detail any one approach of bus arbitration.
8 M
4 (a)
With a neat diagram, explain in detail the input interface circuit.
10 M
4 (b)
List out the functions of an I/O interface.
3 M
4 (c)
Discuss briefly the protocols of universal serial bus.
7 M
5 (a)
Briefly explain any two cache mapping functions.
6 M
5 (b)
With a neat diagram, explain the translation of a virtual address to a physical address.
8 M
5 (c)
Discuss in detail any one feature of memory design that leads to improve performance of computer.
6 M
6 (a)
Perform signed multiplication of numbers (-12) and (-11) using Booth's algorithm.
8 M
6 (b)
Given A=10101 abd B=00100 perform A/B using restoring division algorithm.
8 M
6 (c)
Design a logic circuit to perform addition / subtraction of two 'n' bit numbers X and Y.
4 M
7 (a)
Write down the control sequence for the instruction Add, R4, R5, R6 for three - Bus organization.
4 M
7 (b)
With a neat sketch, explain the organization of a micro programmed control unit.
8 M
7 (c)
With an example, explain the field coded micro instructions.
8 M
8 (a)
Describe the working of message passing multicomputer (MPM) architecture.
8 M
8 (b)
Briefly explain any two parallel computer architecture.
8 M
8 (c)
List out any four differences between shared memory multiprocessor and cluster.
4 M
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