Computer Organization - May 2014

Information Technology Engineering (Semester 3)

TOTAL MARKS: 100
TOTAL TIME: 3 HOURS (1) Question 1 is compulsory.
(2) Attempt any four from the remaining questions.
(3) Assume data wherever required.
(4) Figures to the right indicate full marks.

Answer any one question from Q1 and Q2

1 (a) Draw block diagram for Harvard architecture and explain each block. What are its advantages and disadvantages?(6 marks) 1 (b) Differentiate minimum and maximum mode operation of 8086.(6 marks) 2 (a) Apply Booth's algorithm for signed multiplication and multiply the following decimal numbers. Multiplicand = 14, Multiplier = ?5, assume size of equivalent binary numbers as 5-bit and result as 10 bit.(6 marks) 2 (b) List and brief any five addressing modes of 8086.(6 marks)

Answer any one question from Q3 and Q4

3 (a) Explain Hardwired control elaborately.(6 marks) 3 (b) Draw and brief Programmer's model of 8086.(6 marks) 4 (a) What is Micro-program sequencing ? Explain with example.(6 marks) 4 (b) What is segmentation? With suitable example and diagram explain segmentation of memory in 8086.(6 marks)

Answer any one question from Q5 and Q6

5 (a) Explain 2-way set associative cache organization.(8 marks) 5 (b) Write a detailed note on DVD.(5 marks) 6 (a) Explain paging with neat diagram.(8 marks) 6 (b) Write a note on RAID.(5 marks)

Answer any one question from Q7 and Q8

7 (a) Draw and explain the block diagram of 8251.(8 marks) 7 (b) List the features of 8237.(5 marks) 8 (a) Draw and explain the block diagram of 8255.(8 marks) 8 (b) Write a note on interrupt driven I/O.(5 marks)