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Exam AWS Certified Developer Associate topic 1 question 144 discussion

Exam question from Amazon's AWS Certified Developer Associate
Question #: 144
Topic #: 1
[All AWS Certified Developer Associate Questions]

A developer needs to implement a cache to store data that an application frequently queries from an Amazon RDS for MySQL database. The data structures that will be cached include sets and sorted sets.
How should the developer implement the cache to achieve the LOWEST latency?

  • A. Create an Amazon ElastiCache for Memcached instance. Serialize the data as JSON before caching the data.
  • B. Create an Amazon ElastiCache for Redis instance. Use a Redis client library to cache the data.
  • C. Create an Amazon DynamoDB table. Serialize the data as JSON before caching the data.
  • D. Create an Amazon ElastiCache for Memcached instance. Use a Memcached client library to cache the data.
Show Suggested Answer Hide Answer
Suggested Answer: B 🗳️
by Chhotu_DBA at Sept. 1, 2022, 12:34 a.m.
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AsmaZoheb
1 year, 5 months ago
Selected Answer: B
key point: sort, rank, data type, go with Redis Caches
upvoted 2 times
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rcaliandro
2 years ago
Selected Answer: B
ElastiCache for Redis support sorting. So B is the one!
upvoted 1 times
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ilyas269
2 years, 2 months ago
Selected Answer: B
Redis Support it
upvoted 1 times
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qiaoli
2 years, 3 months ago
Selected Answer: B
Memcache has no data type.
upvoted 1 times
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gpit
2 years, 7 months ago
Selected Answer: B
Redis supports storing objects
upvoted 2 times
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michaldavid
2 years, 7 months ago
Selected Answer: B
BBBBBBB
upvoted 1 times
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haazybanj
2 years, 9 months ago
Selected Answer: B
B is the answer as Memcache has no support for sorted set
upvoted 1 times
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Spamuel
2 years, 9 months ago
Selected Answer: B
Turns out that Memcached does not provide support for Sorted Sets. Must be B. https://docs.aws.amazon.com/AmazonElastiCache/latest/mem-ug/SelectEngine.html
upvoted 4 times
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Chhotu_DBA
2 years, 10 months ago
Selected Answer: B
B correct
upvoted 2 times
...
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