Aspire's Library

A Place for Latest Exam wise Questions, Videos, Previous Year Papers,
Study Stuff for MCA Examinations

Phrases Previous Year Questions (PYQs)

Phrases Computer Organization And Architecture (COA) PYQ


Phrases PYQ
Let the memory access time is 10 milliseconds and cache access time is  10 microseconds. Assume the cache hit ratio 15%. The effective memory access time is 





Go to Discussion

Phrases Previous Year PYQ Phrases NIMCET 2018 PYQ

Solution

Incorrect Answer

Phrases PYQ
Micro programmed control unit is:





Go to Discussion

Phrases Previous Year PYQ Phrases NIMCET 2009 PYQ

Solution

Microprogrammed control units are slower than hardwired units but make it easy to add or modify instructions.

Phrases PYQ
A CPU has an arithmetic unit that adds bytes and then sets its V, C and Z flag as follows:
V-bit is set if arithmetic overflow occurs
C-bit is set if carry-out is generated from the most significant bit
Z-bit is set if the result is zero

What are the values of V, C and Z flag bits respectively after the 8-bit bytes
1100 1100 and 1000 1111 are added?






Go to Discussion

Phrases Previous Year PYQ Phrases NIMCET 2008 PYQ

Solution

11001100 + 10001111 = 1 01011011
Carry-out occurs → C = 1
Signed overflow occurs → V = 1
Result is not zero → Z = 0

Phrases PYQ
The main disadvantage of direct mapping of cache organization is that





Go to Discussion

Phrases Previous Year PYQ Phrases NIMCET 2008 PYQ

Solution

In direct mapping, multiple memory blocks may map to the same cache line, causing frequent replacement (conflict misses), which degrades the hit ratio.


Phrases


Online Test Series,
Information About Examination,
Syllabus, Notification
and More.

Click Here to
View More

Phrases


Online Test Series,
Information About Examination,
Syllabus, Notification
and More.

Click Here to
View More

Limited Seats
× Aspire MCA Promotion

Game Changer NIMCET Test Series 2026

Boost your preparation with mock tests, analysis and rank-focused practice.

JOIN NOW
Ask Your Question or Put Your Review.

loading...