Compute Services Flashcards

Which AWS service is specifically designed for running batch computing workloads at any scale without managing clusters?

Answer: AWS Batch

AWS Batch dynamically provisions the optimal quantity and type of compute resources to run batch jobs without you managing clusters.

What is the maximum execution duration for a single AWS Lambda function invocation?

Answer: 15 minutes

AWS Lambda functions can run for a maximum of 15 minutes (900 seconds) per invocation.

A company runs a fleet of EC2 instances and wants to automatically replace any instance that fails a health check. Which feature provides this?

Answer: EC2 Auto Scaling

EC2 Auto Scaling monitors instance health and automatically terminates and replaces unhealthy instances to maintain the desired capacity.

Which statement accurately describes the relationship between Amazon ECS and AWS Fargate?

Answer: ECS is the container orchestrator; Fargate is a serverless launch type for ECS tasks

Amazon ECS orchestrates containers and can use either the EC2 launch type (you manage servers) or the Fargate launch type (serverless).

Which compute service would you choose to run a machine learning training job that requires GPU acceleration?

Answer: Accelerated Computing EC2 (P or G family)

Accelerated Computing instances (P, G, Trn families) include GPUs or custom ASICs suited for ML training, graphics rendering, and HPC.

A developer wants to deploy a Docker container on AWS with the least operational overhead. Which combination achieves this?

Answer: ECS with Fargate launch type

ECS with the Fargate launch type is fully serverless — you define the task and AWS handles all underlying infrastructure.

Amazon Lightsail is best described as which type of offering?

Answer: A simplified VPS service with predictable pricing for smaller workloads

Amazon Lightsail provides virtual private servers, storage, databases, and networking at a low, predictable monthly price aimed at simpler use cases.