Practice Test

True/False: AWS Amplify Console is an efficient service that aids in creating and deploying mobile and front-end web services.

  • True
  • False

Answer: True

Explanation: AWS Amplify Console extends support for rapidly building a mobile backend, developing iOS, Android, web, and React Native apps, and automating application release process.

Which of the following AWS services can be used to create and deploy frontend web services?

  • a) AWS App Runner
  • b) AWS CloudFormation
  • c) AWS Amplify
  • d) Amazon RDS

Answer: c) AWS Amplify

Explanation: AWS Amplify is a set of services and tools that enables mobile and front-end web developers to create scalable, full stack applications, powered by AWS.

True/False: Amazon Cognito is an AWS service that lets you add user sign-up, sign-in, and data synchronization to your web and mobile apps.

  • True
  • False

Answer: True

Explanation: Amazon Cognito provides user sign-up, sign-in, and data synchronization services for web and mobile apps, making it a supportive service for frontend and mobile services.

Single Select: Which service can AWS developers use to establish real-time two-way communication channels between internet-connected things?

  • a) AWS CloudFormation
  • b) Amazon QuickSight
  • c) AWS IoT Device Management
  • d) AWS IoT Core

Answer: d) AWS IoT Core

Explanation: AWS IoT Core allows one to establish real-time bi-directional communication channels between devices and AWS cloud, referring to the IoT capabilities often required in mobile services.

Multiple Select: Which of the following services can be used for deploying mobile services in AWS?

  • a) AWS Mobile Hub
  • b) AWS Amplify
  • c) Amazon S3
  • d) AWS Device Farm

Answer: a) AWS Mobile Hub, b) AWS Amplify, d) AWS Device Farm

Explanation: AWS Mobile Hub, AWS Amplify, and AWS Device Farm are services specifically designed for developing, testing, and monitoring mobile apps.

True/False: AWS CloudFormation helps in deploying and managing resources for mobile services.

  • True
  • False

Answer: True

Explanation: AWS CloudFormation provides a common language to describe and provision all the infrastructure resources in your cloud environment for any kind of application, including mobile services.

Which of the following is not a service for deploying front-end web services in AWS?

  • a) AWS Amplify
  • b) AWS CodeStar
  • c) AWS Elastic Beanstalk
  • d) Amazon RDS

Answer: d) Amazon RDS

Explanation: Amazon RDS (Relational Database Service) is not a service for deploying front-end web services. It is a managed relational database service.

True/False: AWS CodePipeline is a fully managed continuous delivery service for deploying mobile applications.

  • True
  • False

Answer: True

Explanation: AWS CodePipeline is a fully managed continuous delivery service that helps you automate your release pipelines for fast and reliable application and infrastructure updates.

Multiple Select: Which AWS services help to build and test mobile applications?

  • a) AWS Device Farm
  • b) AWS X-Ray
  • c) AWS Lambda
  • d) AWS Mobile Hub

Answer: a) AWS Device Farm, b) AWS X-Ray, d) AWS Mobile Hub

Explanation: AWS Device Farm, AWS X-Ray, and AWS Mobile Hub offer several tools and features that allow developers to build, test, and monitor their mobile applications.

True/False: AWS Device Farm helps to test mobile apps on real phones and tablets.

  • True
  • False

Answer: True

Explanation: AWS Device Farm is an application testing service that lets you improve the quality of your web and mobile apps by testing them across an extensive range of desktop browsers and real mobile devices.

Interview Questions

What is the service in AWS that allows developers to build, test and deploy applications?

AWS CodeStar is the service that enables developers to quickly develop, build, and deploy applications.

What is AWS Amplify?

AWS Amplify is a set of tools and services that enables developers to build and deploy secure, scalable full-stack applications, powered by AWS, directly from the command line.

Which AWS service is ideal for deploying and operating applications across multiple AWS accounts?

AWS CodePipeline is ideal for deploying and operating applications across multiple AWS accounts.

What is AWS Elastic Beanstalk?

AWS Elastic Beanstalk is a platform as a service (PaaS) that simplifies the deployment and infrastructure management of applications. You simply upload your application, and Elastic Beanstalk handles capacity provisioning, app health monitoring, and applying patches and updates.

What is the use of AWS Mobile Hub?

AWS Mobile Hub provides a unified console that helps you build, test, and monitor mobile applications that use one or more AWS services.

What services does AWS provide to build mobile applications?

AWS provides several services including AWS Amplify, AWS Mobile Hub, AWS AppSync, and AWS Device Farm to build, test, and deploy mobile applications.

Which AWS service can be used to troubleshoot and fix issues in mobile applications?

AWS Device Farm can be used to troubleshoot and fix issues in mobile applications through testing on real devices in the AWS cloud.

How does AWS handle the backend services for mobile, web, and business applications?

AWS AppSync simplifies application development by letting you create a flexible API to securely access, manipulate, and combine data from one or more data sources.

Which AWS service is used to automate code deployments to any instance?

AWS CodeDeploy is used to automate code deployments to any instance, including Amazon EC2 instances and servers on-premises.

Can developers build native or hybrid mobile applications with AWS?

Yes, AWS provides several services like AWS Amplify, AWS Mobile Hub that allow developers to build both native and hybrid mobile applications.

What is the difference between AWS Amplify and AWS Mobile Hub?

While both services are geared towards mobile development, AWS Amplify is focused on building and deploying full-stack applications, whereas AWS Mobile Hub primarily provides a unified console for building, testing, and monitoring mobile applications.

Which AWS service allows you to automate the release process for your software?

AWS CodePipeline is a continuous integration and continuous delivery service that allows you to automate the release process for your software.

What does AWS Elastic Beanstalk support?

AWS Elastic Beanstalk supports a multitude of programming environments including Java, .NET, PHP, Node.js, Python, Ruby, Go, and Docker.

Can AWS Device Farm test applications on both Android and iOS devices?

Yes, AWS Device Farm supports testing on a wide variety of Android and iOS device types and operating system versions.

What does AWS Amplify Console provide?

AWS Amplify Console provides a Git-based workflow for building, deploying, and hosting web and mobile apps.

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