Which of the following cache engines does Amazon ElastiCache support?
Amazon ElastiCache supports Memcached and Redis.
Amazon ElastiCache supports Redis and WinCache.
Amazon ElastiCache supports Memcached and Hazelcast.
Amazon ElastiCache supports Memcached only.
Explanations:
Amazon ElastiCache supports both Memcached and Redis, which are the two primary cache engines it offers.
Amazon ElastiCache does not support WinCache. It only supports Memcached and Redis.
Amazon ElastiCache does not support Hazelcast. It only supports Memcached and Redis.
Amazon ElastiCache supports both Memcached and Redis, not just Memcached.
I judge that the answer is:
Amazon ElastiCache supports Memcached and Redis.