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La revue à J+15 – AWS Training and Certification - Programme : Developing on AWS version 3

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DEV301 – What is the best practice to manage user sessions to ensure your application’s scalability? *

DEV302 – AWS AutoScalling ensures that your group has your group still has enough instances. What plans are available for Autoscalling? *

DEV303 – When initiating a new application, a 400 error is returned following a creation of the my_customer_ID table with the message LimitExceededException, where ID is the code for one of the one hundred client accounts. What is the cause of the problem? *

DEV304 – What features does AWS X-Ray support? *

DEV305 – How can you use Amazon Cloudwatch? *

DEV306 – Choose the right priority order for security credentials? *

DEV307 – What does the System-Defined Object Metadata of an S3 object contain *

DEV308 – Choose all Amazon S3 Storage Classes with no minimum storage duration *

DEV309 – You must have an audit log indicating when your data’s encryption key was used and by whom with an S3 object. Which feature will be the most effective to use? *

DEV310 – How does Amazon S3 evaluate the CORS configuration on a S3 bucket? *

DEV311 – A security system monitors 3000 cameras, saving image metadata every 30 seconds to an Amazon DynamoDB table. Each sample involves writing 512 bytes of data, and the writes are evenly distributed over time. How much write throughput is required for the target table? *

DEV312 – Which of the following is an example of a good Amazon DynamoDB hash key schema for provisioned throughput efficiency? *

DEV313 – You are debugging a problem with a web application that writes to an Amazon DynamoDB table. You would like to see the actual data in the DynamoDB table to confirm that the data written was correct. How can you do this? *

DEV314 – Amazon DynamoDB supports Global Tables. Which AWS SQL service supports Global Databases? *

DEV315 – Which services can assist with refactoring a solution to be a more cost-saving option to an existing, on-premises hosted application? *

DEV316 – Which statements are false for Amazon SQS? *

DEV317 – After how many seconds by default does a state reports an error to AWS Step Functions? *

DEV318 – You have written a cross multi-platform gaming application that uses the Elastic Load Balancing service to spread traffic to several web servers located in multiple availability zones. Your users complain that they are sometimes forced to log in again in the middle of using your application, after they have already logged in. This is not how you expect your application to work. What is a possible solution to prevent this from happening? *

DEV319 – A company is launching a new game app for mobile devices. Users log in to the game using their existing Facebook account and the game records player data and scoring information directly to an Amazon DynamoDB table. What is the most secure approach for signing requests to DynamoDB API? *

DEV320 – Which of the following AWS services can be used to deploy systems into AWS? *