Amazon Web Services Related Exams
DVA-C02 Exam
The Amazon Web Services DVA-C02 exam focuses on the following key areas:
The Amazon Web Services DVA-C02 and SAA-C03 exams are designed for different certification paths and target different skill sets:
A company has a website that displays a daily newsletter. When a user visits the website, an AWS Lambda function processes the browser ' s request and queries the company ' s on-premises database to obtain the current newsletter. The newsletters are stored in English. The Lambda function uses the Amazon Translate TranslateText API operation to translate the newsletters, and the translation is displayed to the user.
Due to an increase in popularity, the website ' s response time has slowed. The database is overloaded. The company cannot change the database and needs a solution that improves the response time of the Lambda function.
Which solution meets these requirements?
A social media application stores millions of video clips in Amazon S3 and serves them to users worldwide. Traffic is highly variable and can spike to more than 10,000 PUT and GET requests per second . Users report poor video streaming quality .
Which solution will provide the LARGEST improvement in performance ?
A developer is creating an application that will be deployed on IoT devices. The application will send data to a RESTful API that is deployed as an AWS Lambda function. The application will assign each API request a unique identifier. The volume of API requests from the application can randomly increase at any given time of day.
During periods of request throttling, the application might need to retry requests. The API must be able to handle duplicate requests without inconsistencies or data loss.
Which solution will meet these requirements?