Which of the following is the correct syntax to define a DynamoDB data source in AWS AppSync's CloudFormation template?

easy📝 Syntax Q3 of 15

DynamoDB - with Serverless

A"Type": "AWS::DynamoDB::Table", "Properties": {"TableName": "MyTableDS"}

B"Type": "AWS::Lambda::Function", "Properties": {"FunctionName": "MyTableDS"}

C"Type": "AWS::AppSync::Resolver", "Properties": {"DataSourceName": "MyTableDS"}

D"Type": "AWS::AppSync::DataSource", "Properties": {"Name": "MyTableDS", "Type": "AMAZON_DYNAMODB", "DynamoDBConfig": {"TableName": "MyTable"}}

Step-by-Step Solution

Solution:

Step 1: Identify the resource type for AppSync data source
AppSync data sources use "AWS::AppSync::DataSource" in CloudFormation.
Step 2: Check the properties for DynamoDB data source
Properties include Name, Type as AMAZON_DYNAMODB, and DynamoDBConfig with TableName.
Final Answer:
Correct syntax uses AWS::AppSync::DataSource with DynamoDBConfig -> Option D
Quick Check:
DataSource syntax = "Type": "AWS::AppSync::DataSource", "Properties": {"Name": "MyTableDS", "Type": "AMAZON_DYNAMODB", "DynamoDBConfig": {"TableName": "MyTable"}} [OK]

Quick Trick: Data source type is AWS::AppSync::DataSource [OK]

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