Amazon RDS

Question 1

What is RDS?

Answer 1

Managed database option for MySQL, Maria, PostgreSQL, MSSQL, Oracle, and Aurora

Question 2

What types of data are best used in RDS?

Answer 2

structured, relational data

Question 3

What options are available to customers in the maintenance of databases?

Answer 3

Customers can define maintenance windows for patching, updates, etc.

Question 4

If you need lots of storage for binary objects, what data storage service should you use?

Answer 4

s3

Question 5

If you need automated scalability, instead of RDS, use:

Answer 5

DynamoDB

Question 6

If your data has a Name/Value structure, don’t use RDS, use:

Answer 6

DynamoDB

Question 7

If your data is not structured, don’t use RDS, use:

Answer 7

DynamoDB

Question 8

If you require a DB not supported by RDS, use:

Answer 8

DB installed on EC2

Question 9

If you require complete control over the DB, don’t use RDS, use:

Answer 9

DB installed on EC2

Question 10

If a master copy of a DB goes down, what happens?

Answer 10

A secondary DB is promoted to master

Question 11

If a whole region goes down in a multi-region DB, what happens?

Answer 11

A standby or read replica in another region can be promoted to the master. This is a manuel process.