Computer System Architecture Question Paper of 3rd Semester BSC(IT) Download Previous Years Question Paper 1

Roll No.

Total No. of Questions : 07

B.Sc. (IT) (Sem.–3rd)

COMPUTER SYSTEM ARCHITECTURE

Subject Code : BS-201

Paper ID : [B0409]

Time : 3 Hrs.

INSTRUCTION TO CANDIDATES :

1. Section –A, is Compulsory.

2. Attempt any four questions from Section-B.

Section –A

Q1)

 a) Explain the steps involved in an instruction cycle.

 b) Give examples of data transfer instruction.

 c) What do you mean by page fault?

 d) Write note on associative Memory.

 e) Name various registers available in basic computer.

 f) What is the role of Accumulator?

 g) What do you mean by paging?

 h) Explain BSA (Branch and Save Return Address) in brief.

 i) Differentiate between vectored and non-vectored interrupt.

 j) Under what conditions would it be feasible to use a hard wired control

than a micro-programmed control unit.

Section – B

Q2) How computer instructions can be classified? Give the format along with the description.

Q3) Draw the Interrupt cycle. Explain it in detail.

Q4) Explain various addressing modes of computer system architecture.

Discuss it with some example.

Q5) What is the design principle of cache memory? Discuss the direct cache

mapping scheme.

Q6) a) Write note on magnetic tapes.

b) What is Synchronous and Asynchronous Data transfer? Explain.

Q7) Explain parallel priority interrupt system in detail considering 4 interrupt sources.