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Amazon Web Services DVA-C01 Based on Real Exam Environment

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Total 608 questions
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AWS Certified Developer Associate Exam Questions and Answers

Question 61

An application is running on a cluster of Amazon EC2 instance. While trying to read objects stored within a single Amazon S3 bucket that are encrypted with server-side encryption with AWS KMS managed keys (SSE-KMS), the application receives the following error:

Service : AWSKMS: Status Code: 400: Code : ThrottlingException

Which combination of steps should be taken to prevent this failure? (Select TWO.)

Options:

A.

Contact AWS Support to request an AWS KMS rate limit increase.

B.

Perform error retries with exponential backoff in the application code.

C.

Contact AWS Support to request a S3 rate limit increase.

D.

Import a customer master key (CMK) with a larger key size.

E.

Use more than one customer master key (CMK) to encrypt S3 data

Question 62

A developer is setting up Amazon API gateway for their company’s products. The API will be registered developers to query and update their environments. The company wants to limit the amount of requests end users send for.bot cost and security reason management wants to offer registered the option of buying larger packages that allow for more requests.

Options:

A.

Enable throttling for the API Gateway stage Set a value tor both the rate and burst capacity If a registered larger package, create a stage for them, adjust the values, and share the new URL with them.

B.

Set up Amazon CloudWatch API logging in API Gateway Create a filter based on the user and requestTime fields and create an alarm on this filter Write an AWS Lambda function to analyze the values and requester information, and respond accordingly Set up the function as the target tor the alarm If a registered user chooses a larger package, update the Lambda code with the values

C.

Enable Amazon CloudWatch metrics for the API Gateway stage Set up CloudWatch alarms based oft the Count metric and the ApiName, Method, Resource, and Stage dimensions to alerts when request rates pass the threshold Set the alarm action to Deny If a registered user chooses a larger package, create a user-specific alarm and adjust the values

D.

Set up a default usage plan specify values for the rate and burst capacity, and associate it with a stage If a registered user chooses a larger package, create a custom plan with the appropriate values and associate the plan with the user

Question 63

An application runs on multiple EC2 instances behind an ELB.

Where is the session data best written so that it can be served reliably across multiple requests?

Options:

A.

Write data to Amazon ElastiCache

B.

Write data to Amazon Elastic Block Store.

C.

Write data to Amazon EC2 Instance Store.

D.

Write data to the root filesystem.

Question 64

A Developer is migrating existing applications to AWS. These applications use MongoDB as their primary data store, and they will be deployed to Amazon EC2 instances. Management requires that the Developer minimize changes to applications while using AWS services

Which solution should the Developer use to host MongoDB in AWS?

Options:

A.

Install MongoDB on the same instance where the application is running

B.

Deploy Amazon DocumentDB in MongoDB compatibility mode

C.

Use Amazon API Gateway to translate API calls from MongoDB to Amazon DynamoDB.

D.

Replicate the existing MongoDB workload to Amazon DynamoDB

Page: 16 / 23
Total 608 questions
Get DVA-C01 Full Access Download DVA-C01 PDF