How does DAX ensure that its cache is up-to-date when a **write** operation (like PutItem or UpdateItem) occurs via the DAX endpoint?

What happens when an application using the DAX client attempts a **read** operation?

What is the purpose of creating IAM Role for EC2 accessing DAX and DynamoDB?

What is the primary function of **Amazon DynamoDB Accelerator (DAX)**?

What core characteristic defines Amazon DynamoDB as a database service?