Computer Organization and Architecture - May 2015

Computer Engineering (Semester 4)

TOTAL MARKS: 80
TOTAL TIME: 3 HOURS (1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Assume data if required.
(4) Figures to the right indicate full marks. 1 (a) What are applications of Microprogramming?(3 marks) 1 (b) What is stored program concept in digital computer?(3 marks) 1 (c) List the Flynn's Classification of Parallel Processing System.(3 marks) 1 (d) Draw flowchart for Booth's Algorithm for Twos Complement Multiplication.(3 marks) 1 (e) What is Associative memory?(4 marks) 1 (f) Explain in brief Programmed I/O.(4 marks) 2 (a) Explain with diagram functioning of Hardware Control Unit.(8 marks) 2 (b) Using Unsigned Binary Division method, divide 7 by 3.(6 marks) 2 (c) Explain IEEE 754 standards for floating Point number representation.(6 marks) 3 (a) Describe what are the features of cache design?(8 marks) 3 (b) What are the differences between RISC and CISC processors?(6 marks) 3 (c) Explain concepts of Nano programming.(6 marks) 4 (a) What are major requirements for an I/O modules?(6 marks) 4 (b) Explain in detail Virtual Memory, Segmentation and Paging.(7 marks) 4 (c) Explain in detail Cache Coherency.(7 marks) 5 (a) What is instruction pipelining? What are advantages of pipelining?(6 marks) 5 (b) Explain DMA based data transfer technique for I/O devices.(7 marks) 5 (c) Explain Microinstruction sequencing and execution.(7 marks) 6 (a) Pipeline Hazards(7 marks) 6 (b) Scanner.(7 marks) 6 (c) Interrupt driven I/O.(6 marks)