What is a managed, in-memory cache?

A _______ endpoint for an Aurora cluster represents a set of DB instances that you choose.

Answer in true or false (lowercase).

EC2 offers spot instances that are dynamic in pricing and can reduce EC2 costs significantly.

An Elastic IP address is a public IPv4 address that you can allocate to your account.

Permission policies attached to a resource such as an Amazon S3 bucket or an IAM role trust policy are called?

Which of the following is a billing and account management service provided by Amazon?

The EC2 Fleet request is being evaluated and Amazon EC2 is preparing to launch the target number of instances. In which state is the request?

A ______ is a type of error response that signals to the requester that they should resend the request to a different endpoint in Amazon S3.

The naming conventions for AWS S3 buckets are:

1. Must begin with a number or lowercase letter

2. Must be unique within a single AWS account and Region

3. Can contain underscores, uppercase letters, or periods

4. Cannot begin or end with a dash

Diversified Spot Instances are __________.