Elasticache

Question 1

What is elasticache?

Answer 1

Data cache service built on redis or memcache.

Question 2

What does elasticache do?

Answer 2

Cache frequently accessed data. To prevent unessecary requests to the database.

Question 3

Benifits of Redis Engine for elasticache

Answer 3

Persistent
Encrypted
Automated Failover
Lots of features

Question 4

Benefits of memcached elasticache

Answer 4

It’s simple!

Question 5

Elasticache. Can you add and delete nodes on demand?

Answer 5

Yes

Question 6

To increase the size of a redis cluster. You must scale in what direction?

Answer 6

Vertically