Rashtrasant Tukadoji Maharaj Nagpur University 2009 B.E Electronics

part A

1. (a) discuss the performance parameters for a computer system.
(b) provide the difference ranging from Risc and Cisc architecture?
(c) elaborate the various levels of design? explain with suitable example.

2. (a) discuss the difference ranging from base and index addressing modes with example.
(b) define IEEE-754 standard floating point number with suitable example.
(c) How different instruction format affects architecture of computer system?

3. (a) Design hardwired control unit for multiplication of 2 numbers using sequence counter method.
(b) Write in short about micro-instruction sequencing.

4. (a) provide the format for floating point representation and represent the subsequent numbers into decimal numbers in this format:
(i) 3.92*102
(ii) 42.5*103
(iii) 425
(iv) 0.000245
(b) Compare hardwired and microprogrammed control unit.

5. Write short notes on any THREE:
(i) Instruction format
(ii) Combinational array multipliers
(iii) Bit sliced ALU
(iii) Hardwired Description Languages.

part B

6. (a) discuss different addressing schemes used in RAM.
(b) explain virtual memory.
(c) elaborate the factors on which performance of memory hierarchy depends?

7. (a) discuss content addressable memories.
(b) Write short notes on:
(i) Replacement algorithm
(ii) Memory Interleaving.

8. (a) elaborate interrupts? discuss vectored interrupts.
(b) discuss different kinds of interconnection structures.

9. (a) discuss 2 methods for controlling access to a LAN.
(b) discuss 2 major kinds of pipelining.

10. Write short notes on any THREE:
(i) Vector processor
(ii) Parallel processing
(iii) Array processors
(iv) Risc and Cisc processors.

Earning:   Approval pending.