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The Amazon DVA-C01 exam covers a wide range of domains, which are enumerated below:Deployment – 22%

The first exam part evaluates the test takers’ expertise in deploying the written code in Amazon Webs Services using CD/CI pipelines & patterns as well as deploying serverless applications. It is also important that the candidates possess knowledge of how to get ready the deployment package applications so that they can be deployed into AWS and how to deploy applications using Elean Beanstalk.

Development with AWS Service – 30%

This subject area is dedicated to measuring the professionals’ skills in implementing application design into an application code, writing code for serverless applications as well as code that interacts with the AWS services using AWS CLI & APIs, and translating the functional requirements into application designs.

Security – 26%

This domain validates the applicants’ understanding of encryption and authentication methods. They have to be good at implementing encryption using AWS services, implementing applications for authentication & authorization, as well as making authenticated calls to Amazon Web Services.

Refactoring – 10%

This topic is focused on the students’ knowledge of AWS services as well as the features that are included in it. They also have to demonstrate their competence in optimizing the applications for using the best features of AWS services and migrating the existing application code to run on AWS.

Monitoring and Troubleshooting – 12%

The last objective is all about the individuals’ skills required to identify faults as well as how to monitor them. The examinees need to have the expertise in performing root cause analysis on all the faults found during production or testing as well as writing code to get it monitored.

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Amazon AWS Certified Developer - Associate Sample Questions (Q490-Q495):

NEW QUESTION # 490
A developer is building an application that needs to store date in Amazon S3. Management requires that the data be encrypted before is it sent to Amazon S3 for storage. The encryption keys need to be managed by the security team.
Which approach should the developer take to meet these requirements?

A. Implement client-side encryption using an AWS KMS managed customer master key (CMK).B. Implement server-side encryption using customer-provided encryption keys (SSE-C).C. Implement server-side encryption by using client-side master key.D. Implement Client-side encryption using Amazon S3 managed keys.

Answer: D

Explanation:
Reference:
https://aws.amazon.com/s3/faqs/


NEW QUESTION # 491
A website's page load times are gradually increasing as more users access the system at the same time.
Analysis indicates that a user profile is being loaded from a database in all the web pages being visited by each user and this is increasing the database load and the page load latency. To address this issue the Developer decides to cache the user profile data.
Which caching strategy will address this situation MOST efficiently?

A. Use a dedicated Amazon RDS instance for caching profile data. Use a write-through caching strategy.B. Create an ElastiCache cluster to cache the user profile data. Use a write-through caching strategy.C. Create a new Amazon EC2 Instance and run a NoSQL database on it. Cache the profile data within this database using the write-through caching strategy.D. Create an Amazon ElastiCache cluster to cache the user profile data. Use a cache-aside caching strategy.

Answer: D


NEW QUESTION # 492
A development team wants to immediately build and deploy an application whenever there is a change to the source code. Which approaches could be used to trigger the deployment? (Select TWO.)

A. Store the source code in an AWS CodeCommit repository Configure AWS CodePipeline to start whenever a change is committed to the repository.B. Store the source code in an Amazon S3 bucket Configure AWS CodePipeline to start whenever a file in the bucket changesC. Store the source code in an encrypted Amazon EBS volume Configure AWS CodePipeline to start whenever a file in the volume changesD. Store the source code in an Amazon S3 bucket Configure AWS CodePipeline to start every 15 minutesE. Store the source code in an Amazon EC2 instance's ephemeral storage. Configure the instance to start AWS CodePipeline whenever there are changes to the source code

Answer: A,C

Explanation:
Reference: https://docs.aws.amazon.com/codepipeline/latest/userguide/tutorials-ecs-ecr-codedeploy.html


NEW QUESTION # 493
A Developer must build an application that uses Amazon DynamoDB. The requirements state that items being stored in the DynamoDB table will be 7KB in size and that reads must be strongly consistent. The maximum read rate is 3 items per second, and the maximum write rate is 10 items per second.
How should the Developer size the DynamoDB table to meet these requirements?

A. Read: 6 read capacity units
Write: 10 write capacity unitsB. Read: 6 read capacity units
Write: 70 write capacity unitsC. Read: 3 read capacity units
Write: 70 write capacity unitsD. Read: 3 read capacity units
Write: 10 write capacity units

Answer: B

Explanation:
Explanation
https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/Limits.html


NEW QUESTION # 494
In DynamoDB, a secondary index is a data structure that contains a subset of attributes from a table,
along with an alternate key to support ______ operations.

A. ScanB. BothC. None of the aboveD. Query

Answer: D

Explanation:
In DynamoDB, a secondary index is a data structure that contains a subset of attributes from a table,
along with an alternate key to support Query operations.
Reference:
http://docs.aws.amazon.com/amazondynamodb/latest/developerguide/SecondaryIndexes.html


NEW QUESTION # 495
......

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