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[General] AWS-Developer Latest Exam Discount & Authorized AWS-Developer Test Dumps

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【General】 AWS-Developer Latest Exam Discount & Authorized AWS-Developer Test Dumps

Posted at yesterday 03:04      View：5 | Replies：0        Print      Only Author   [Copy Link] 1#
P.S. Free & New AWS-Developer dumps are available on Google Drive shared by VCEEngine: https://drive.google.com/open?id=1jSwj6paSzfFQun8Isx6KpFqP_g2xA3ZK
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Amazon AWS Certified Developer Associate Exam (DVA-C02) Sample Questions (Q19-Q24):NEW QUESTION # 19
Your manager has requested you to tag EC2 instances to organize and manage a load balancer. Which
of the following statements about tag restrictions is incorrect?
  • A. Tag keys and values are case sensitive.
  • B. The maximum value length is 255 Unicode characters.
  • C. The maximum key length is 127 Unicode characters.
  • D. The maximum number of tags per load balancer is 20.
Answer: D
Explanation:
Tags help you to categorize your load balancers in different ways, for example, by purpose, owner, or
environment. The following basic restrictions apply to tags: The maximum number of tags per resource is
1 0. The maximum key length is 127 Unicode characters. The maximum value length that can be used is
2 55 Unicode characters. The tag keys and values are case sensitive. Allowed characters are letters,
spaces, and numbers representable in UTF-8, plus the following special characters: + - =. _ : / @. Do not
use leading or trailing spaces. Do not use the aws: prefix in your tag names or values because it is
reserved for AWS use. You can't edit or delete tag names or values with this prefix. Tags with this prefix
do not count against your tags per resource limit.
Reference:
http://docs.aws.amazon.com/Elast ... e-tags.html#tag-res
trictions

NEW QUESTION # 20
Company B provides an online image recognition service and utilizes SQS to decouple system components for scalability The SQS consumers poll the imaging queue as often as possible to keep end-to-end throughput as high as possible. However, Company B is realizing that polling in tight loops is burning CPU cycles and increasing costs with empty responses.
How can Company B reduce the number of empty responses?
  • A. Set the imaging queue MessageRetentionPeriod attribute to 20 seconds
  • B. Set the Imaging queue ReceiveMessageWaitTimeSeconds attribute to 20 seconds
  • C. Set the DelaySeconds parameter of a message to 20 seconds
  • D. Set the imaging queue visibility Timeout attribute to 20 seconds
Answer: B

NEW QUESTION # 21
You need to set up an Amazon Elastic Compute Cloud (EC2) instance for an application that requires the
lowest latency and the highest packet-per-second network performance. The application will talk to other
servers in a peered VPC.
Which two of the following components should be part of the design? (Select two.)
  • A. Select an instance with Amazon Elastic Block Store (EBS)-optimization.
  • B. Select an instance with support for single root I/O virtualization.
  • C. Ensure that proper OS drivers are installed.
  • D. Select an instance that has support for multiple ENIs.
  • E. Ensure that the instance supports jumbo frames and set 9001 MTU.
Answer: B,D
Explanation:
Explanation/Reference:
References: https://docs.aws.amazon.com/AWSE ... ced-networking.html

NEW QUESTION # 22
NO:
A developer is setting up Amazon API Gateway for their company's products. The API will be used by registered developers to query and update their environments. The company wants to limit the amount of requests end users can send for both cost and security reasons Management wants to offer registered developers the option of buying larger packages that allow for more requests.
How can the developer accomplish this with the LEAST amount of overhead management?
  • A. Enable Amazon CloudWatch metrics for the API Gateway stage Set up CloudWatch alarms based off 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
  • B. 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
  • C. 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 for the alarm If a registered user chooses a larger package, update the Lambda code with the values.
  • D. Enable throttling for the API Gateway stage. Set a value for both the rate and burst capacity. If a registered user chooses a larger package, create a stage for them, adjust the values, and share the new URL with them.
Answer: B

NEW QUESTION # 23
Which of the following services are key/value stores? Choose 3 answers
  • A. DynamoDB
  • B. Simple Workflow Service
  • C. Simple Notification Service
  • D. Amazon ElastiCache
  • E. Simple Storage Service
Answer: A,C,E

NEW QUESTION # 24
......
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