A company needs to run an application on Amazon EC2 instances. The instances cannot be interrupted at any time. The company needs an instance purch asing option that requires no long-term commitment or upfront payment. Which instance purchasing option will meet these requirements MOST cost-effectively ?
Which tasks require use of the AWS account root user? (Select TWO.)
Elasticity in the AWS Cloud refers to which of the following? (Select TWO.)
A company stores configuration files in an Amazon S3 bucket. These configuration files must be accessed by applications that are running on Amazon EC2 instances.
According to AWS security best practices, how should the company grant permissions to allow the applications to access the S3 bucket?