Certified Cloud Practitioner Flashcards

Which AWS service provides a managed NoSQL database that delivers single-digit millisecond performance?

Answer: Amazon DynamoDB

Amazon DynamoDB is a fully managed NoSQL database service that provides fast and predictable performance with seamless scalability.

A company wants to run code without provisioning or managing servers. Which AWS service should they use?

Answer: AWS Lambda

AWS Lambda lets you run code without provisioning servers, charging only for compute time consumed during execution.

Which of the following is an AWS global infrastructure component that consists of one or more data centers?

Answer: Availability Zone

An Availability Zone is one or more discrete data centers within an AWS Region, each with redundant power, networking, and connectivity.

Under the AWS shared responsibility model, which task is AWS responsible for?

Answer: Maintaining the physical security of data centers

AWS is responsible for the security OF the cloud, including physical infrastructure, hardware, and data center security.

Which AWS pricing model allows customers to commit to a consistent amount of usage for 1 or 3 years in exchange for significant discounts?

Answer: Reserved Instances

Reserved Instances offer up to 75% discount compared to On-Demand pricing in exchange for a 1- or 3-year commitment.

Which AWS service helps you centrally manage billing and access for multiple AWS accounts?

Answer: AWS Organizations

AWS Organizations lets you consolidate multiple AWS accounts into an organization for centralized management and billing.

What is the purpose of an Amazon S3 bucket policy?

Answer: To control access permissions to the bucket and its objects

An S3 bucket policy is a resource-based policy that grants or denies access to the bucket and its objects for specified principals.