AWS Certified Developer Associate 2021 Practice Set 1

Welcome to your AWS Certified Developer – Associate QUIZ SET 1 .

This QUIZ set will improve your Exam preparation. Best Of Luck.

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1. ######QUESTION#########
Jack is a aws Developer, he was called to fix an issue with a system that uses SQS. The SQS consumers take an unpredictably long time to process messages and therefore some consumers are receiving duplicate messages from the SQS queue. Which action should be taken to resolve the issue?
2. ######QUESTION#########
A mnc company is undergoing a compliance audit by the government. The company has hundreds of IAM users that make API calls but specifically it needs to be determined who is making KMS API calls. Which of the following services should the audit team use?
3. ######QUESTION#########
Which of the following option is correct?
4. ######QUESTION#########
John is a AWS soultion architect, his client is migrating an application to the cloud that will handle thousands of requests. The application will need a load balancer and an auto scaling group and must be stateless. Which AWS service will provide an in-memory data store for his application's session state?
5. ######QUESTION#########
John is a developer writing a CloudFormation template written in YAML. The template will consist of the creation of EC2 instances and one RDS resource. Once all resources are created he would like to output the connection endpoint for the RDS database. Which intrinsic function returns the value needed?
6.

One of the most important AWS best practices to follow is the cloud architecture principle of elasticity. How does this principle improve your architecture’s design?

7.

AWS encourages its customers to decouple their applications in AWS, what is the main benefit of decoupling?

8. ######QUESTION#########
You have created one application .You have chosen AWS Elastic Beanstalk to upload your application code and allow it to handle details such as provisioning resources and monitoring. When creating configuration files for AWS Elastic Beanstalk which naming convention should you follow?
9. ######QUESTION#########
You have developed an application and your Applications running on EC2 instances process messages from an SQS queue but sometimes they experience errors due to messages not being processed. To isolate the messages, which option will help with further debugging?
10. ######QUESTION#########
Which of the following option is correct?
11. ######QUESTION#########
A AWS Developer at a mnc company is working on a CloudFormation template to set up resources. Which section of a CloudFormation template does not allow for conditions?
12.

######QUESTION#########
Thomas is working as a Developer, his has the responsibility of maintaining the infrastructure of the company's technology. The company is limited in the number of engineers it can hire and need to keep maintenance very low. One of those assets under your maintenance is AWS Lambda functions and he would like to deploy new versions and shift traffic to them. Which AWS service meets his needs?

13. At AWS, AWS Team wants you to be successful. AWS Support plans are designed to give you the right mix of tools and access to expertise so that you can be successful with AWS while optimizing performance, managing risk, and keeping costs under control. Which of the following support plans features 7 Core checks for AWS Trusted Advisor Best Practice Checks?
14.

 Which of the following would help to ensure that the right security settings are put in place? (Choose two)

15. ######QUESTION#########
Thomas is working as a developer and he has been asked to create an application that can be deployed across a fleet of EC2 instances. The configuration must allow for full control over the deployment steps using blue-green deployment. Which service will help him achieve that?
16.

###############################
Alex has created an application to run his business. Which service would help to support his web application to offload serving static assets and store user uploaded images?  Select the best response.

17.

######QUESTION#########
John's company has configured AWS Organizations to manage multiple AWS accounts. Within each AWS account, there are many CloudFormation scripts running. His manager has requested that each script output the account number of the account the script was created in. Which Pseudo parameter will he use to get this information?

18. ######QUESTION#########
John is a developer for a web application written in .NET which uses the AWS SDK. He needs to implement an authentication mechanism that returns a JWT (JSON Web Token). Which AWS service will help him with token handling and validation?
19. ######QUESTION#########
An MNC organization is investigating an issue where twenty virtual machines were terminated unexpectedly. You have been hired as an independent consultant to find out how this happened. Which AWS service will assist with this task?
20.

######QUESTION#########
John runs a SAAS company for the healthcare industry that is used worldwide where users pay a monthly subscription. There have been requests by mobile developers to expose public API's created with API Gateway. He decides to make the API's available to mobile developers as product offerings. Which feature will allow him to do that?

21. ###############################
Which parameter act as a firewall for associated subnets, controlling both inbound and outbound traffic at the subnet level.
22.

In Team A, Many developers are working on two-tier application development. While building that application they have used a MySQL database layer. Which of the following AWS database deployments would provide automated backups to the application?

23. ######QUESTION#########
How KMS Encryption works?
24.

######QUESTION#########
A mnc company hired an outside cloud consultant to help with redesigning internal systems. The company wants to allow consuming applications to process nearly limitless streams of data in flight. Which solution should the outside consultant recommend?

25. ######QUESTION#########
George global organization has an infrastructure that is deployed with Cloud Formation. One employee, in us-east-1 has created a stack 'Application1' and made an exported output with the name 'ELBDNName'. Another employee has created a stack for a different application 'Application2' in us-east-2 and also exported an output with the name 'ELBDNName'. The first employee wanted to deploy the Cloud Formation stack 'Application1' in us-east-2, but it got an error. What is the cause of the error?
26. ######QUESTION#########
An AWS developer in a MNC is developing a highly available web application using DynamoDB for its data access. What is the maximum number of attributes that can be combined in a primary key when the developer create the database?
27. ######QUESTION#########
John is a developer writing a CloudFormation template written in YAML. The template will consist of the creation of EC2 instances and one RDS resource. Once all resources are created he would like to output the connection endpoint for the RDS database. Which intrinsic function returns the value needed?
28. ######QUESTION#########
An AWS Developer is designing a system where only a single server can be used to run an application. The single server will have multiple containers of a service running. Which services can be used to meet this requirement?
29. At AWS, AWS Team wants you to be successful. AWS Support plans are designed to give you the right mix of tools and access to expertise so that you can be successful with AWS while optimizing performance, managing risk, and keeping costs under control. Which of the following support plans features a Full set of checks for AWS Trusted Advisor Best Practice Checks?
30. ######QUESTION#########
Which of the following option is correct?
31. ######QUESTION#########
Your default region is us-east-1 and your IAM user has permissions to operate commands on services such as EC2, S3, and RDS in any region. You would like to execute a command to stop an EC2 instance in the us-east-2 region. What must you do to achieve this?
32. ######QUESTION#########
George is a developer for Movie Gallery, a company that just migrated to the cloud. A database must be created using NoSQL technology to hold movies that are listed for public viewing. George taking an important step in designing the database with DynamoDB and need to choose the appropriate partition key. Which of the following unique attributes satisfies this requirement?
33. ######QUESTION#########
Suppose your project has developed an application and that  application act as a backend and perform (CRUD) operations such as create, read, update and delete as well as inner joins. Which database is best suited for this scenario?
34.

Compute capacity is an important parameter in each cloud-based project. Amazon Elastic Compute Cloud (Amazon EC2) is a web service that provides secure, resizable compute capacity in the cloud. It is designed to make web-scale cloud computing easier for developers. Which AWS feature should the company use to ensure that their applications are automatically adding/removing compute capacity to closely match the required demand?

35. Alex is using RDS in his project. He has to analyze RDS Billing from the project perspective.  Which of the following are criteria affecting his billing for RDS?
36.

######QUESTION#########
A new company is starting to automate the creation of ECS clusters using CloudFormation. The process has worked for a while, but after creating task definitions and assigning roles, developers discover that the tasks for containers are not using the permissions assigned to them. Which ECS config must be set in /etc/ecs/ecs.config to allow ECS tasks to use IAM roles?

37. ######QUESTION#########
Which of the following option is correct regarding SNS,SQS,SES?
38. ######QUESTION#########
Jack is an AWS architect, he is creating an Amazon DynamoDB table that will hold game scores for a Node.Js application and needs to perform many kinds of queries using different attributes as query criteria. Which of the following will help him achieve that?
39. ######QUESTION#########
John is working with a template document written in YAML that represents the architecture of a serverless application. While reading the document he see the first line contains Transform: 'AWS::Serverless-2016-10-31'. What does the Transform section in the document represent?
40. ######QUESTION#########
In Your project, Your team lead has finished creating a build project in the management console. and a build spec has been defined for the project. After the build is run, CodeBuild fails to pull a Docker image into the build environment. What is the most likely cause?
41. ######QUESTION#########
Mobile app users will register and be given permission to access AWS resources. Which technology would you recommend for subscribing users to messages?
42.

######QUESTION#########
The Developer has managed to model all the resources and has executed the pipeline and during the process, the pipeline fails due to an authorization error. Which step should be taken first to solve the issue?

43. ######QUESTION#########
Which of the following option is correct?
44. ######QUESTION#########
The lambda function will be invoked via the API Gateway. The API Gateway will need to control access to it. Which of the following mechanisms is not supported for API Gateway?
45.

######QUESTION#########
Jack is working in a cloud company has created an online shopping application that runs on EC2 instances behind load balancers. The same web application version is hosted on several EC2 instances and the instances run in an Auto Scaling group. The application uses STS to request credentials but after an hour his application stops working. What is the most likely cause of this?

46. ######QUESTION#########
Jacob is a developer in a manufacturing company that has several servers on-site. The company decides to move new development to the cloud using serverless technology. Jacob decides to use the AWS Serverless Application Model (AWS SAM) and work with an AWS SAM template file to represent your serverless architecture. Which of the following is not a valid serverless resource type?
47. ######QUESTION#########
A mnc company would like to deploy new application versions with Elastic Beanstalk to EC2 instances. When a deployment is executed some instances should serve requests with the old version of the application, while other instances serve new requests until the deployment is completed. Which deployment meets this requirement without incurring costs?
48.

######QUESTION#########
An application is configured for a continuous delivery service using AWS CodePipeline. The stages of a software release have been modeled and the pipeline created will copy files or changes that will be worked on by the actions and stages. Which of the following AWS service will assist in the storage of these files?

49. ######QUESTION#########
Consider you are AWS Cloud developer .You have created an AWS CodePipeline pipeline that performs many actions in a specified order. After careful revision of your steps, you determine that some steps need to run at the same time instead of by specified order to speed up your pipeline. What method will achieve this?
50. ######QUESTION#########
Suppose you have created one template and shared to your team lead. The template you created was written in YAML and it will be reused by many. After your team lead finished reviewing the template, they found a section that was not valid. Which of the following sections was it?
51.

You work as an on-premises MySQL DBA. The work of database configuration, backups, patching, and DR can be time-consuming and repetitive. Your company has decided to migrate to the AWS Cloud. Which of the following can help save time on the regular database tasks so you can focus on giving users the fast performance and high availability that they need?


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Author: CloudVikas