Computer Organization - Jun 2015
Electronics & Telecom Engineering (Semester 4)
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) Explain different functional units of Computer Organization.(6 marks)
1 (b) Give the IEEE standard for floating point numbers for:
(i) single precision number
(ii) double precision number.(6 marks) 2 (a) Explain single bus structure and multi bus structure.(6 marks) 2 (b) Represent (-13) multiple in booths record format and bit pair recorded format.(6 marks)
Answer any one question from Q3 and Q4
3 (a) Write down control sequence for the instruction move (R1), R2.(6 marks)
3 (b) Explain the following standards:
(iii) USB(6 marks) 4 (a) Compare horizontal microinstruction and vertical micro-instruction.(6 marks) 4 (b) Write a short note on interrupt driven Input/Output.(6 marks)
Answer any one question from Q5 and Q6
5 (a) Explain cache memory. Why is it used ?(6 marks) 5 (b) Write a note on semiconductor RAM memories.(7 marks) 6 (a) Write a note on a synchronous DRAM.(6 marks) 6 (b) Explain the connection of the memory to the processor.(7 marks)
Answer any one question from Q7 and Q8
7 (a) List out addressing modes of 8086.(6 marks) 7 (b) Explain interrupt structure of 8086.(7 marks) 8 (a) Draw Flag Structure of 8086 and explain operation of each flag.(7 marks) 8 (b) Explain Logical to physical addressing of 8086.(6 marks)