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Computer Organization and Architecture : Question Paper Dec 2014 - Information Technology (Semester 4) | Mumbai University (MU)

Computer Organization and Architecture - Dec 2014

Information Technology (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.


Solve any four:

1 (a) What are the types of pipeline hazards?(5 marks) 1 (b) Explain in brief memory mapped I/O.(5 marks) 1 (c) Explain in detail cache coherence.(5 marks) 1 (d) Draw flow chart of Booth's algorithm.(5 marks) 1 (e) Define stored program concept and draw Von Neumann's Architecture.(5 marks) 2 (a) Explain in detail different types of addressing modes.(10 marks) 2 (b) Multiply (-2)10 and (-5)10 using Booth's Algorithm.(10 marks) 3 (a) Explain Wilke's Engine (Hard-wired Control Unit) in detail.(10 marks) 3 (b) Explain virtual memory with reference to memory hierarchy, segments and pages.(10 marks) 4 (a) Explain features of RISC and CISC processors.(10 marks) 4 (b) Explain six stage instruction pipeline with suitable diagram.(10 marks) 5 (a) Explain various high speed memories such as interleaved memories and caches.(10 marks) 5 (b) Explain LRU page replacement policy with suitable example.(10 marks) 6 (a) What is Bus Arbitration? Explain any two techniques of Bus Arbitration.(10 marks)


Write a short note (any two):

6 (b)(i)

Nano programming

(5 marks) 6 (b)(ii)

DMA (Direct Memory Access)

(5 marks)
6 (b)(iii) Plotter(5 marks)

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