Cross-region replication (Global Tables) in DynamoDB - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to create a global table with replication in two regions.

DynamoDB

aws dynamodb create-global-table --global-table-name MyGlobalTable --replication-group RegionName=[1] RegionName=us-west-2

Drag options to blanks, or click blank then click option'

Aus-east-1

Bap-south-1

Ceu-west-1

Dsa-east-1

Attempts:

3 left

💡 Hint

Common Mistakes

Using an invalid region code.

Confusing region codes with availability zones.

The us-east-1 region is commonly used as the primary region when creating global tables.

2fill in blank

medium

Complete the code to add a replica region to an existing global table.

DynamoDB

aws dynamodb update-global-table --global-table-name MyGlobalTable --replica-updates Create=RegionName=[1]

Drag options to blanks, or click blank then click option'

Aeu-central-1

Bap-northeast-1

Cus-west-2

Dca-central-1

Attempts:

3 left

💡 Hint

Common Mistakes

Omitting the RegionName= prefix.

Using an unsupported region.

Adding us-west-2 as a replica region allows replication between US East and US West regions.

3fill in blank

hard

Fix the error in the command to describe a global table's replication status.

DynamoDB

aws dynamodb describe-global-table --global-table-name [1]

Drag options to blanks, or click blank then click option'

AMyGlobalTable

Bmyglobaltable

CMy_Global_Table

DGlobalTable1

Attempts:

3 left

💡 Hint

Common Mistakes

Using incorrect capitalization.

Using underscores instead of camel case.

The table name is case-sensitive and must match exactly as created, which is MyGlobalTable.

4fill in blank

hard

Fill both blanks to update the global table and remove a replica region.

DynamoDB

aws dynamodb update-global-table --global-table-name [1] --replica-updates Remove=RegionName=[2]

Drag options to blanks, or click blank then click option'

AMyGlobalTable

Bus-west-2

Ceu-west-1

Dap-northeast-2

Attempts:

3 left

💡 Hint

Common Mistakes

Using a region not part of the global table replicas.

Misspelling the table name.

To remove a replica, specify the correct table name and the region to remove, here us-west-2.

5fill in blank

hard

Fill all three blanks to create a global table with two replica regions and specify the billing mode.

DynamoDB

aws dynamodb create-global-table --global-table-name [1] --replication-group RegionName=[2] RegionName=[3] --billing-mode PAY_PER_REQUEST

Drag options to blanks, or click blank then click option'

AMyGlobalTable

Bus-east-1

Ceu-west-1

Dus-west-1

Attempts:

3 left

💡 Hint

Common Mistakes

Using invalid or unsupported region codes.

Omitting the billing mode parameter.

This command creates a global table named MyGlobalTable with replicas in us-east-1 and eu-west-1, using on-demand billing.