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ಐ ಉ ಇ ರಾ ೮ ಹ ಅ 0० ‏سم‎

നം ‏سس‎

अण्व ‏و0‎ भ
FIFTH SEMESTER B.Sc. DEGREE EXAMINATION, NOVEMBER 2017
(CUCBCSS—UG)
Computer Science
BCS 5B 08—COMPUTER ORGANIZATION AND ARCHITECTURE
Three Hours _ Maximum : 80 Marks
Part A

Answer all questions.
Each question carries 1 mark.

Define instruction cycle.

. What is the need for registers ?

. What is micro program ?

What is hit ratio ?
What is pipelining ?
What is virtual memory ?
What is SIMD ?
What are floating point numbers ?
What is multiplexer ?
What is the purpose of stack pointer ?

(10 x 1 = 10 marks)

Part B (Short Answer)
Answer all questions.
Each question carries 2 marks.
List the features of RISC machines ?
Differentiate volatile and non volatile memory ?
Distinguish between physical address and logical address.
What is memory interleaving ?
Discuss the principle behind the Booth’s algorithm ?
(5 x 2 = 10 marks)

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