AWS Interview Questions and Answers

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The AWS accounts in your company are managed in AWS Organizations and Organizational Units (OUs). In one AWS account, there is an S3 bucket that stores sensitive documents. The S3 bucket should only allow the AWS accounts from one OU of your Organization to get its objects.

answered Nov 1 in AWS by DavidAnderson

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You are building a Lambda function that connects to an AWS Aurora cluster and performs SQL queries. You want to use IAM database authentication to connect to the DB cluster so that the Lambda function does not need to use a username and password. IAM should manage the authentication process.

answered Nov 1 in AWS by DavidAnderson

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Several teams share one AWS account, and there is a large number of IAM roles. You need a method to periodically check each IAM role and identify unused roles based on a time window that you define.

answered Nov 1 in AWS by DavidAnderson

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Your team is building up an application, and an Amazon Elastic File System (EFS) is required to share data across different nodes. For the EFS file system, you need to configure a policy to enforce some default security rules.

answered Nov 1 in AWS by DavidAnderson

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You are managing a central AWS account in your company. You need a tool to analyze access control policies in resources such as S3 and determine if resources can be accessed publicly or from other AWS accounts. With this tool, you can protect the resources from unexpected access from outside.

answered Nov 1 in AWS by DavidAnderson

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A developer is designing a mobile game application relying on some AWS serverless services. To access these services, requests must be signed with an AWS access key.

answered Nov 1 in AWS by DavidAnderson

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While developing an application, MFA and password recovery were included as additional requirements to increase security by adding a second authentication and recovery mechanisms. What is considered a recommended practice in this context?

answered Nov 1 in AWS by DavidAnderson

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As a developer, you have set up Amazon Cognito Sync to enable cross-device syncing of application-related user data. You later configure Amazon Cognito streams with an Amazon Kinesis stream by changing the role trust permission to receive events as data is updated and synchronized.

answered Nov 1 in AWS by DavidAnderson

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You are the senior developer in a company that builds and sells analytics dashboards for organizations in a B2B model. After implementing the architecture designed by the solutions architect which integrates Amazon Cognito

answered Nov 1 in AWS by DavidAnderson

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During the development, definition and deployment of a backend you are building, you have to decide how to use user and identity pools as a part of a serverless application. What statements are correct in this scenario?

answered Nov 1 in AWS by DavidAnderson

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As a cloud engineer, you have to use containers for packaging source code and dependencies into immutable artifacts to be deployed predictably to any environment. What options are the most appropriate in this scenario to optimize the application CI/CD pipelines and reduce costs?

answered Nov 1 in AWS by DavidAnderson

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During a project enhancement, you are assigned to set up an AWS Application Load Balancer with a provisioned Amazon EKS cluster for ingress-based load balancing to AWS Fargate pods. What steps better describe how to achieve this?

answered Nov 1 in AWS by DavidAnderson

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As a cloud engineer, you have been assigned to a project where an application must sign its AWS API requests with AWS credentials. You are working with IAM roles for Amazon ECS tasks to use them in the containers in a task.

answered Nov 1 in AWS by DavidAnderson

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You are working with an architecture team and several cloud engineers. The project requires containerization, and you are responsible for maintaining the Amazon ECS tasks.

answered Nov 1 in AWS by DavidAnderson

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You are a developer who is supporting a containerized application. You are told to set up dynamic port mapping for Amazon ECS and load balancing. What statement is true in this case?

answered Nov 1 in AWS by DavidAnderson

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As a cloud engineer, you have been granted access to an Amazon ECR image repository. You have to pull images from the repository as a part of a container definition when creating an Amazon ECS task. What statement correctly describes this scenario?

answered Oct 25 in AWS by DavidAnderson

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You plan to run a Jenkins service requiring Amazon EFS as a shared, persistent storage attached to an Amazon ECS cluster and using AWS Fargate.What two statements are true in this context? (Select TWO).

answered Oct 25 in AWS by DavidAnderson

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As a developer, you have to build Windows containers to use with AWS CodeBuild and integrate it into AWS CodePipeline and push the resulting containers to Amazon ECR. You might consider custom Docker images.

answered Oct 25 in AWS by DavidAnderson

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You are planning to create a build environment using AWS CodeBuild. But you want to use Docker images as your runtime environment. What statement correctly describes from where Docker images can be gotten in this context?

answered Oct 25 in AWS by DavidAnderson

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As a part of modernizing CI/CD processes to deploy Docker containers with Amazon ECS as standard deployment, you must integrate AWS CodeBuild as a step into AWS CodePipeline to provide high availability. At the same time, the source code changes for the Docker image.

answered Oct 25 in AWS by DavidAnderson

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You have been assigned a task to evaluate messaging services AWS SNS & AWS SES which can be effectively used to deploy new applications. Which of the following is a key difference between SES & SNS?

answered Oct 25 in AWS by DavidAnderson

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A Start-up firm plans to implement a distributed stock trading application that requires time-critical messages to be sent to premium subscribers. This developer team needs your guidance to integrate Amazon SNS with Amazon SQS.

answered Oct 25 in AWS by DavidAnderson

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Developer Team is working on an event driven application that needs to process data stored in the Amazon S3 bucket & notify multiple subscribers using Amazon SNS.

answered Oct 25 in AWS by DavidAnderson

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Distributed web application is using multiple Amazon SQS standard & FIFO queues created in various AWS regions. There is an additional requirement to create a Dead-letter queue and these queues to isolate & debug problematic messages.

answered Oct 25 in AWS by DavidAnderson

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A Web-application uses Amazon SQS to buffer messages processed by another application deployed in a fleet of Amazon EC2 instances. Application deployed on Amazon EC2 instances sends message confirmation to end-users.

answered Oct 25 in AWS by DavidAnderson

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A web application uses a single thread to poll multiple queues of Amazon SQS using long-polling having a wait time set as 15 seconds. This is causing a delay in the processing of messages in a queue.

answered Oct 24 in AWS by DavidAnderson

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The developer team is planning to create a new distributed application. Most of the messages between the application components have a size larger than 256 KB.

answered Oct 24 in AWS by DavidAnderson

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You plan to develop a new application using AWS Lambda Function to process messages in Amazon SQS standard & FIFO queue. Your Team lead is concerned about scaling of AWS Lambda function triggered by Amazon SQS message as event source.

answered Oct 24 in AWS by DavidAnderson

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The developer team has created a distributed application using Amazon SQS which buffers messages. Currently, the team faces issues when the downstream component cannot process the SQS messages in time.

answered Oct 24 in AWS by DavidAnderson

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A start-up organization is using FIFO AWS SQS queues for their distributed application. The developer team is observing messages delivered out of order. Which of the following can ensure that the orderly delivery of messages?

answered Oct 24 in AWS by DavidAnderson

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