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AWS Certified Cloud Practitioner (CLF-C02) | Domain 3 Compute, Data and Operations Questions 03

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Problem 1

Which service adjusts the number of EC2 instances automatically according to demand or policy?

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The answer is Amazon EC2 Auto Scaling, the service that adjusts the number of EC2 instances automatically according to demand or policy.

Problem 2

Which service distributes incoming traffic across several targets?

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The answer is Elastic Load Balancing, the service that distributes incoming traffic across several targets.

Problem 3

Which compute service runs code in response to events without your managing servers?

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The answer is AWS Lambda, the compute service that runs code in response to events without your managing servers.

Problem 4

Which orchestration service runs and manages containerised applications on AWS?

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The answer is Amazon ECS, the orchestration service that runs and manages containerised applications on AWS.

Problem 5

Which service provides managed Kubernetes clusters?

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The answer is Amazon EKS, the service that provides managed Kubernetes clusters.

Problem 6

Which approach runs containers on ECS or EKS without your managing servers or cluster capacity?

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The answer is AWS Fargate, which runs containers on ECS or EKS without your managing servers or cluster capacity.

Problem 7

Which low-cost S3 storage class is for data kept for a long time and accessed extremely rarely?

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The answer is Amazon S3 Glacier Deep Archive, the low-cost S3 storage class for data kept for a long time and accessed extremely rarely.

Problem 8

Which persistent block storage is used mainly with EC2 instances?

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The answer is Amazon EBS, the persistent block storage used mainly with EC2 instances.

Problem 9

Which elastic file storage can be shared by several Linux-based EC2 instances?

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The answer is Amazon EFS, the elastic file storage that can be shared by several Linux-based EC2 instances.

Problem 10

Which hybrid service lets an on-premises environment use AWS cloud storage?

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The answer is AWS Storage Gateway, the hybrid service that lets an on-premises environment use AWS cloud storage.

Problem 11

Which high-performance AWS relational database is compatible with MySQL and PostgreSQL?

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The answer is Amazon Aurora, the high-performance AWS relational database compatible with MySQL and PostgreSQL.

Problem 12

Which serverless key-value and document database delivers single-digit millisecond performance at scale?

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The answer is Amazon DynamoDB, the serverless key-value and document database that delivers single-digit millisecond performance at scale.

Problem 13

Which service provides an in-memory cache compatible with Redis or Memcached?

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The answer is Amazon ElastiCache, the service that provides an in-memory cache compatible with Redis or Memcached.

Problem 14

Which fully managed data warehouse service is for analysing large volumes of data?

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The answer is Amazon Redshift, the fully managed data warehouse service for analysing large volumes of data.

Problem 15

Which service builds a logically isolated virtual network on AWS?

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The answer is Amazon VPC, the service that builds a logically isolated virtual network on AWS.

Problem 16

Which service establishes a dedicated private connection from your site to AWS?

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The answer is AWS Direct Connect, the service that establishes a dedicated private connection from your site to AWS.

Problem 17

Which service provides highly available DNS, domain registration and health checks?

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The answer is Amazon Route 53, the service that provides highly available DNS, domain registration and health checks.

Problem 18

Which CDN delivers content with low latency from edge locations around the world?

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The answer is Amazon CloudFront, the CDN that delivers content with low latency from edge locations around the world.

Problem 19

Which service monitors AWS resources and applications using metrics, logs and alarms?

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The answer is Amazon CloudWatch, the service that monitors AWS resources and applications using metrics, logs and alarms.

Problem 20

Which service gives visibility into nodes in AWS and hybrid environments and automates operational tasks safely?

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The answer is AWS Systems Manager, the service that gives visibility into nodes in AWS and hybrid environments and automates operational tasks safely.

Problem 21

Which publish/subscribe service pushes messages out to several subscribers?

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The answer is Amazon SNS, the publish/subscribe service that pushes messages out to several subscribers.

Problem 22

Which managed queue service holds messages so that components can be loosely coupled?

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The answer is Amazon SQS, the managed queue service that holds messages so that components can be loosely coupled.