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Question 593 - CLF-C01 discussion

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A developer manages an application that interacts with Amazon RDS. Alter observing slow performance with read queries, the developer Implements Amazon ElastiCache to update the cache immediately following the primary database update.

What will be the result of this approach to caching?

A.
Caching will increase the load on the database instance because the cache is updated for every database update.
Answers
A.
Caching will increase the load on the database instance because the cache is updated for every database update.
B.
Caching will slow performance of the read queries because the cache is updated when the cache cannot find the requested data
Answers
B.
Caching will slow performance of the read queries because the cache is updated when the cache cannot find the requested data
C.
The cache will become large and expensive because the infrequently requested data is also written to the cache
Answers
C.
The cache will become large and expensive because the infrequently requested data is also written to the cache
D.
Overhead will be added to the initial response time because the cache is updated only after a cache miss
Answers
D.
Overhead will be added to the initial response time because the cache is updated only after a cache miss
Suggested answer: C
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asked 16/09/2024
Louis Lee
36 questions
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