Dr. A.P.J. Abdul Kalam University BE IV SEM (CS) Computer System Organization [CS225T] June 2021 Question Paper

Dr. A.P.J. Abdul Kalam University

Bachelor of Engineering

Fourth Semester Main Examination, June-2021

Computer System Organization [CS225T]

Branch-CS

Time: 3:00 Hrs Max Marks 70

Note : (i) Attempt any five questions.

(ii) All question carry equal marks.

Q.1 (a) Discuss and differentiate multi computers and multi processors.

(b) What is an instruction code? Explain in detail various addressing modes?

Q.2 (a) Explain with example the implementation of register transfer?

 (b) What are functional units? Discuss the basic functional units of a

computer?

Q.3 (a) Explain various types of buses?

(b) Draw the Von-Neumann model of a digital computer .Explain its various

subsystem.

Q.4 (a) What is associative memory? Explain the concept of address space and

Memory space in virtual memory?

 (b) Write down the Flynn’s classification of computer?

Q.5 (a) Explain the operation of SIMD array processor

 (b) Define interrupt? Explain the types of interrupts.

Q.6 (a) Explain the instruction cycle with a neat flow chart.

 (b) Explain about DMA in detail. Explain about interrupt priorities.

Q.7 (a) Define vector processing. Explain the characteristics of vector

processing.

(b) Define pipe lining? Explain the structure of pipe lining with an example.

Q.8 Write Short Notes on:

 (a) Inter Process Arbitration. (b) Inter Process Communication

 (c) Synchronization.

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