Keyspaces quiz

What workload characteristics won’t allow a partitioned NoSQL DB to horizontally scale?

• Low cardinality partition key

• Scatter Gather queries

• Unbalanced traffic distribution

• Any of these options

Distributed NoSQL databases usually (choose all that apply):

• Optimize for consumed CPU at read time

• Optimize for consumed storage

• Optimize data aggregations

• Scale horizontally for reads and writes

The best Keyspaces table capacity mode for gradually changing workload is:

• Provisioned capacity mode with autoscaling

• Standard capacity mode

• On-Demand capacity mode

• Standard-IA capacity mode

How should an application fail-over between Keyspaces global regions (check all that apply)

• Connect to the Keyspaces global endpoint

• Connect to the service endpoint in the healthy region

• Nothing to do, Keyspaces will automatically handle cross-region fail-over

• Use DNS to automatically forward traffic to a healthy region

Can you recommend a workaround to the fact that Keyspaces doesn’t support secondary indexes?

• Don’t use Keyspaces

• Scan the table instead of using a secondary index

• The app to write to two tables, each partitioned by different column/s.

• Secondary what?

What types of read operations are supported by Keyspaces (choose all that apply)?

• Strongly consistent reads

• Aggregations

• Eventually consistent reads

• Multi-row transactions

Which query language can be used to execute Keyspaces queries?

• SQL

• CQL

• GraphQL

• PartiQL

Which of these backup features are available with Keyspaces?

• On-demand backups

• Point in time recovery

• Integration with AWS Backup

• On-demand backups and Point in time recovery

Which consistency levels are supported by Keyspaces (choose all that apply)?

• ALL

• LOCAL_QUORUM

• QUORUM

• LOCAL_ONE

Keyspaces has an individual row size limit of 400 KB. True or False?

• True

• False