2. AWS Compute and Pricing

What is Amazon EC2 primarily used for?

• Object storage

• Compute power

• Database hosting

• Networking

Which of the following best describes an Amazon EC2 instance?

• A virtual server in the cloud

• A managed database service

• A container orchestration tool

• A security service

What AWS service is used to run and manage containers?

• Amazon RDS

• AWS Lambda

• Amazon ECS

• Amazon S3

Which EC2 instance type is optimized for general-purpose workloads?

• T-series

• P-series

• X-series

• G-series

Which EC2 pricing model offers the lowest cost for workloads with flexible start and stop times?

• On-Demand

• Reserved Instances

• Spot Instances

• Dedicated Hosts

What is the main benefit of Reserved Instances?

• Lower cost for long-term workloads

• Pay-as-you-go pricing

• Automatically scales instances

• Best for temporary workloads

Which pricing model is best suited for steady, predictable workloads?

• Spot Instances

• Reserved Instances

• On-Demand

• Savings Plans

Which EC2 instance type is designed for workloads requiring high compute power, such as gaming servers and high-performance computing (HPC)?

• General Purpose

• Memory Optimized

• Compute Optimized

• Storage Optimized

Which EC2 instance type is ideal for applications needing high sequential read and write access to large data sets on local storage, such as data warehousing?

• General Purpose

• Storage Optimized

• Compute Optimized

• Memory Optimized

Which EC2 instance type should be selected for applications like databases or in-memory caches that require high memory capacity?

• Compute Optimized

• Storage Optimized

• Memory Optimized

• General Purpose