A developer manages an application that interacts with Amazon RDS. After 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.

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.

D. Overhead will be added to the initial response time because the cache is updated only after a cache miss.








 

Suggested Answer: C

Community Answer: C




This question is in DVA-C01 AWS Certified Developer – Associate Exam
For getting AWS Certified Developer – Associate Certificate


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