Dynamo DB Flashcards
What is DynamoDB?
A cloud native database. It can handle large volumes of records and transactions, without provisioning resources upfront.
True or false. DynamoDB supports encryption at rest?
True
True or false. DynamoDB can be tan locally?
True.
How does DynamoDB ensure resilience by default?
By partioning and replicating data across multiple AZs.
What does changing the provisioned through out of your DynamoDB do?
Increases or decreases partioning.
What does a global DynamoDB table do?
Allows regional replication.
Global DynamoDB tables. How long does replication take.
Sub second.
Is DynamoDB syncing synchronous or asynchronous?
Synchronous.
What are DynamoDB on demand backups?
What they sound like. Traditional backup and restores.
What does PITR mean?
Point in time recovery
What does PITR do in DynamoDB
Allow you to restore to any second in the last 35 days.
What is DAX?
DynamoDB Accellerator
What does DAX mean?
Dynamo DB performance accelerator.
True or false. Regardless of the size of a database, DynamoDB performance will remain consistent?
True
DynamoDB. What does RCU mean?
Read capacity unit