Download JNTUA MCA 2018 July Reg-Supply 2nd Sem 17F00202 Computer Organization Question Paper

Download JNTU Anantapur (JNTU Anantapur) Master of Computer Applications (MCA) 2018 June-July Regular Supply 2nd Sem 17F00202 Computer Organization Previous Question Paper

Code: 17F00202

MCA II Semester Regular Examinations June/July 2018
COMPUTER ORGANIZATION
(For students admitted in 2017 only)

Time: 3 hours Max. Marks: 60

Answer all the questions

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1 What is meant by decoder? Explain 3 ? to ? 8 line decoder with diagram and truth table.
OR
2 Design a combination circuit for a full subtractor and explain it in detail.

3 Explain the read and write operations with respect to the association memory. Discuss RAM and
ROM chips with diagrams.
OR
4 List out the factors that determine the storage device performance in main memory and 128 blocks
in cache with 16 blocks per cache.

5 (a) Which data structures can be the best supported using:
(i) Indirect addressing mode.
(ii) Auto increment/auto decrement addressing mode.
(b) Explain one-address, 2-address and 3-address instructions related to CPU organizations.
OR
6 Write an ALP using 8086 instructions to generate and add the first 10 even numbers and save the
numbers and result in memory location num and sum.

7 (a) Compare I/O versus memory bus.
(b) Briefly explain about the daisy-chaining process of prioritizing interrupts.
OR
8 Explain in detail about interrupt handling.

9 How the pipelining process helps to speed up the processor and discuss the hazards that have to be
taken care of in a pipe-lined processor?
OR
10 Why the directory cache coherence protocols are more scalable than snooping cache coherence
protocols to achieve the performance?

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