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Computer Science Engineering (CSE) Exam  >  Computer Science Engineering (CSE) Tests  >  Computer Architecture & Organisation (CAO)  >  Test: Mapping Functions - Computer Science Engineering (CSE) MCQ

Test: Mapping Functions - Computer Science Engineering (CSE) MCQ


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15 Questions MCQ Test Computer Architecture & Organisation (CAO) - Test: Mapping Functions

Test: Mapping Functions for Computer Science Engineering (CSE) 2024 is part of Computer Architecture & Organisation (CAO) preparation. The Test: Mapping Functions questions and answers have been prepared according to the Computer Science Engineering (CSE) exam syllabus.The Test: Mapping Functions MCQs are made for Computer Science Engineering (CSE) 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Mapping Functions below.
Solutions of Test: Mapping Functions questions in English are available as part of our Computer Architecture & Organisation (CAO) for Computer Science Engineering (CSE) & Test: Mapping Functions solutions in Hindi for Computer Architecture & Organisation (CAO) course. Download more important topics, notes, lectures and mock test series for Computer Science Engineering (CSE) Exam by signing up for free. Attempt Test: Mapping Functions | 15 questions in 15 minutes | Mock test for Computer Science Engineering (CSE) preparation | Free important questions MCQ to study Computer Architecture & Organisation (CAO) for Computer Science Engineering (CSE) Exam | Download free PDF with solutions
Test: Mapping Functions - Question 1
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The memory blocks are mapped on to the cache with the help of ______

Detailed Solution for Test: Mapping Functions - Question 1

Answer: c
Explanation: The mapping functions are used to map the memory blocks on to their corresponding cache block.

Test: Mapping Functions - Question 2
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During a write operation if the required block is not present in the cache then ______ occurs.

Detailed Solution for Test: Mapping Functions - Question 2

Answer: d
Explanation: This indicates that the operation has missed and it brings the required block into cache.

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Test: Mapping Functions - Question 3
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In ________ protocol the information is directly written into main memory.

Detailed Solution for Test: Mapping Functions - Question 3

Answer: a
Explanation: In case of the miss, then the data gets written directly in main memory.

Test: Mapping Functions - Question 4
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The only draw back of using the early start protocol is _______
Detailed Solution for Test: Mapping Functions - Question 4

Answer: b
Explanation: In this protocol, the required block is read and directly sent to the processor.

Test: Mapping Functions - Question 5
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The method of mapping the consecutive memory blocks to consecutive cache blocks is called ______
Detailed Solution for Test: Mapping Functions - Question 5

Answer: c
Explanation: This method is most simple to implement as it involves direct mapping of memory blocks.

Test: Mapping Functions - Question 6
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While using the direct mapping technique, in a 16 bit system the higher order 5 bits is used for ________
Detailed Solution for Test: Mapping Functions - Question 6

Answer: a
Explanation: The tag is used to identify the block mapped onto one particular cache block.

Test: Mapping Functions - Question 7
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In direct mapping the presence of the block in memory is checked with the help of block field. 
Detailed Solution for Test: Mapping Functions - Question 7

Answer: b
Explanation: The tag field is usd to check the presence of a mem block.

Test: Mapping Functions - Question 8
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In associative mapping, in a 16 bit system the tag field has ______ bits.
Detailed Solution for Test: Mapping Functions - Question 8

Answer: a
Explanation: The Tag field is used as an id for the different memory blocks mapped to the cache.

Test: Mapping Functions - Question 9
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The associative mapping is costlier than direct mapping. 
Detailed Solution for Test: Mapping Functions - Question 9

Answer: a
Explanation: In associative mapping all the tags have to be searched to find the block.

Test: Mapping Functions - Question 10
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The technique of searching for a block by going through all the tags is ______
Test: Mapping Functions - Question 11
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The set associative map technique is a combination of the direct and associative technique. 
Detailed Solution for Test: Mapping Functions - Question 11

Answer: a
Explanation: The combination of the efficiency of the associative method and the cheapness of the direct mapping, we get the set-associative mapping.

Test: Mapping Functions - Question 12
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In set-associative technique, the blocks are grouped into ______ sets.
Detailed Solution for Test: Mapping Functions - Question 12

Answer: d
Explanation: The set-associative technique groups the blocks into different sets

Test: Mapping Functions - Question 13
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A control bit called ____ has to be provided to each blocj in set-associative.
Detailed Solution for Test: Mapping Functions - Question 13

Answer: b
Explanation: The valid bit is used to indicate that the block holds valid information.

Test: Mapping Functions - Question 14
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The bit used to indicate whether the block was recently used or not is _______
Detailed Solution for Test: Mapping Functions - Question 14

Answer: d
Explanation: The dirty bit is used to show that the block was recently modified and for replacement algorithm.

Test: Mapping Functions - Question 15
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Data which is not up-to date is called as _______
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