EXAMS AWS CERTIFIED DEVELOPER - ASOCIATE 27

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Which EC2 API call would you use to retrieve a list of Amazon Machine Images (AMIs)?

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______is a task coordination and state management service for cloud applications.

Amazon Simple Workflow (Amazon SWF) is a task coordination and state management service for cloud applications. With Amazon SWF, you can stop writing complex glue-code and state machinery and invest more in the business logic that makes your applications unique. http://aws.amazon.com/swf/

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Given the source code for an AWSLambda function in the local store.py containing a handler function called get_store and the following AWSCloudFormation templateWhat should be done to prepare the template so that it can be deployed using the AWSCLIcommand aws ? cloudformation deploy

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Regarding Amazon SNS, you can send notification messages to mobile devices through any of the following supported push notification services, EXCEPT:

In Amazon SNS, you have the ability to send notification messages directly to apps on mobile devices. Notification messages sent to a mobile endpoint can appear in the mobile app as message alerts, badge updates, or even sound alerts. Microsoft Windows Mobile Messaging (MWMM) doesn't exist and is not supported by Amazon SNS. http://docs.aws.amazon.com/sns/latest/dg/SNSMobilePush.html

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ADeveloper has an application that can upload tens of thousands of objects per second to Amazon S3 in parallel within a single AWSaccount.

As part of new requirements, data stored in S3 must use server side encryption with AWSKMS(SSE-KMS).

After creating this change, performance of the application is slower.

Which of the following is MOSTlikely the cause of the application latency?

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What is the scope of an EBS volume?

An Amazon EBS volume is tied to its Availability Zone and can be attached only to instances in the same Availability Zone.

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ADeveloper is writing transactions into a DynamoDBtable called "SystemUpdates"that has 5 write capacity units.

Which option has the highest read throughput?

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A user has created photo editing software and hosted it on EC2. The software accepts requests from the user about the photo format and resolution and sends a message to S3 to enhance the picture accordingly.

Which of the below mentioned AWS services will help make a scalable software with the AWS infrastructure in this scenario?

Amazon Simple Queue Service (SQS) is a fast, reliable, scalable, and fully managed message queuing service. SQS provides a simple and cost-effective way to decouple the components of an application. The user can configure SQS, which will decouple the call between the EC2 application and S3. Thus, the application does not keep waiting for S3 to provide the data. http://aws.amazon.com/sqs/faqs/

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