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Category: AWS Certified Big Data – Specialty

Exam AWS Certified Big Data – Specialty

How should the administrator accomplish this task?

A game company needs to properly scale its game application, which is backed by DynamoDB. Amazon Redshift has the past two years of historical data. Game traffic varies throughout the year based on various factors such as season, movie release, and holiday season. An administrator needs to calculate how much read and write throughput should […]

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Which technology is most appropriate to enable this capability?

An Amazon EMR cluster using EMRFS has access to petabytes of data on Amazon S3, originating from multiple unique data sources. The customer needs to query common fields across some of the data sets to be able to perform interactive joins and then display results quickly. Which technology is most appropriate to enable this capability? […]

What is the most cost-effective solution to meet these requirements?

A social media customer has data from different data sources including RDS running MySQL, Redshift, and Hive on EMR. To support better analysis, the customer needs to be able to analyze data from different data sources and to combine the results. What is the most cost-effective solution to meet these requirements? A. Load all data […]

Which action should the data engineer take to meet this requirement?

A data engineer wants to use an Amazon Elastic Map Reduce for an application. The data engineer needs to make sure it complies with regulatory requirements. The auditor must be able to confirm at any point which servers are running and which network access controls are deployed. Which action should the data engineer take to […]

How should the administrator recommend storing the log data?

An administrator needs to design the event log storage architecture for events from mobile devices. The event data will be processed by an Amazon EMR cluster daily for aggregated reporting and analytics before being archived. How should the administrator recommend storing the log data? A. Create an Amazon S3 bucket and write log data into […]

What is the most cost-effective way to meet this requirement?

A company operates an international business served from a single AWS region. The company wants to expand into a new country. The regulator for that country requires the Data Architect to maintain a log of financial transactions in the country within 24 hours of the product transaction. The production application is latency insensitive. The new […]

Which action improves performance for the user teams in this situation?

A Redshift data warehouse has different user teams that need to query the same table with very different query types. These user teams are experiencing poor performance. Which action improves performance for the user teams in this situation? A. Create custom table views. B. Add interleaved sort keys per team. C. Maintain team-specific copies of […]

What is the appropriate solution to address the latency?

A media advertising company handles a large number of real-time messages sourced from over 200 websites in real time. Processing latency must be kept low. Based on calculations, a 60-shard Amazon Kinesis stream is more than sufficient to handle the maximum data throughput, even with traffic spikes. The company also uses an Amazon Kinesis Client […]

Which architecture strategy offers a scalable and cost-effective solution that meets these requirements?

A company receives data sets coming from external providers on Amazon S3. Data sets from different providers are dependent on one another. Data sets will arrive at different times and in no particular order. A data architect needs to design a solution that enables the company to do the following: Rapidly perform cross data set […]

What is a cost-effective architecture to solve this issue?

An administrator needs to manage a large catalog of items from various external sellers. The administrator needs to determine if the items should be identified as minimally dangerous, dangerous, or highly dangerous based on their textual descriptions. The administrator already has some items with the danger attribute, but receives hundreds of new item descriptions every […]


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