Computer Organization - Dec 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.

Solve any one question from Q1 and Q2

1 (a) Explain different functional units of computer organization.(6 marks) 1 (b) Perform multiplication of the following positive numbers using Booth's algorithm:
i) 1101
ii) 1011(6 marks) 2 (a) Explain IEEE standards for single precision and double precision floating point numbers.(6 marks) 2 (b) Explain pipelining of RISC processor.(6 marks)

Solve any one question from Q3 and Q4

3 (a) Write the control sequence for ADD R₄, R₅, R₆ using multibus organization with flow chart.(7 marks) 3 (b) Write a short note on universal serial bus.(6 marks) 4 (a) Differentiate between hardwired and microprogrammed control unit.(6 marks) 4 (b) Explain different methods to handle multiple interrupts.(7 marks)

Solve any one question from Q5 and Q6

5 (a) Explain memory hierarchy of computer system.(6 marks) 5 (b) Write a short note on SRAM.(6 marks) 6 (a) Explain the concept of virtual memory. How is virtual address translated to physical address?(6 marks) 6 (b) Explain the cache mapping techniques.(6 marks)

Solve any one question from Q7 and Q8

7 (a) Draw and explain functional block diagram of 8086 processor.(7 marks) 7 (b) State and explain any three addressing mode with example for 8086 processor.(6 marks) 8 (a) Explain the function of the following pins of 8086:-
i) BHE/S7
ii) MN/MX
iii) INTR
iv) NMI
v) TEST
vi) READY(6 marks) 8 (b) Draw the bit pattern for flag register of 8086 and explain significance of each bit.(7 marks)