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03000EE363092001

Pages: 2

Name:

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
Fifth semester B.Tech degree examinations (S) September 2020

Course Code: EE363
Course Name: COMPUTER ORGANIZATION AND ARCHITECTURE
PARTA

Answer all questions, each carries 5 marks.
Differentiate various types of buses.
What is meant by an instruction cycle? Describe its two phases?
Differentiate the two types of byte address assignment methods?
How to construct an ALU, which perform basic arithmetic and logic operations?
What does memory hierarchy mean? What is its significance?
Explain the significance of cache memory in computer system
Differentiate polling and interrupt schemes in I/O techniques.
Explain the synchronous and asynchronous I/O technique.

PART B
Answer any two full questions, each carries 10 marks.

With the help of a block schematic explain the basic organizational units of a
digital computer.
Enlist the characteristics of third and fourth generation computers.
Illustrate the load and store cycle with example
What is meant by addressing mode? Explain absolute and indirect addressing
modes with suitable examples.
Write notes on different instruction sequencing techniques.
Differentiate characteristics of RISC and CISC systems

PART C
Answer any two full questions, each carries 10 marks.

How floating point numbers are represented in computer system.
With the help of a flow chart explain how Booths multiplication algorithm
works.

Explain the working of micro programmed control unit.

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Duration: 3 Hours

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