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Amazon BDS-C00 Exam Questions

Exam Name: Amazon AWS Certified Big Data - Specialty Exam
Exam Code: BDS-C00
Related Certification(s): Amazon Specialty Certification
Certification Provider: Amazon
Actual Exam Duration: 170 Minutes
Number of BDS-C00 practice questions in our database: 264 (updated: Jul. 14, 2026)
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William Lewis

22 days ago
I managed to pass BDS C00, but the storage questions were trickier than expected, especially around S3 partitioning, Glue Data Catalog, and Redshift distribution and sort keys. Practicing cost and performance tradeoffs on small sample datasets made the decisions feel more natural.
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Donald Peterson

25 days ago
I managed to pass the exam and I want to thank Pass4Success for providing good collection of exam questions for preparation in short time. Processing items were tricky with scenario questions that force you to decide between EMR Spark, Glue, or serverless Lambda based on data volume, shuffle needs, and latency. Focus on Spark memory and shuffle behavior, Glue job costing, and when to use event-driven versus cluster-based processing.
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Tiffany Rivera

29 days ago
I passed the Amazon BDS C00 exam, but I underestimated how deep it goes on S3 partitioning, compression, and Glue catalog choices for cost and performance. What helped most was building a small pipeline end to end and watching where scans and shuffle actually happened.
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Donna Parker

2 months ago
I passed the AWS Certified Big Data Specialty exam, and the toughest part was choosing the right ingestion pattern across Kinesis, SQS, and Kafka based on latency and ordering needs. What helped most was diagramming end to end pipelines and forcing myself to justify each service choice.
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Anthony Williams

2 months ago
I passed the exam and storage questions tended to be cost versus performance puzzles asking you to choose between S3, Redshift, or a data lake solution. They often include details about query patterns and data retention and ask which format and partitioning scheme to use. Review columnar formats like Parquet and ORC, partitioning strategies, compression, and lifecycle policies so you can justify your choice.
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Dennis Hill

2 months ago
I just passed the AWS Certified Big Data Specialty BDS C00, and the hardest part was knowing when to pick Kinesis versus SQS or Kafka based on ordering and replay needs. Doing a few timed scenario sets helped me stop overthinking the collection questions.
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Elizabeth Hernandez

3 months ago
I cleared the exam and collection questions often present a real-world ingestion scenario where you must pick between streaming and batch options under constraints like ordering and latency. Expect questions that compare Kinesis, Firehose, and SQS for throughput and delivery semantics. Study service limits, ordering guarantees, and how buffering to S3 changes your design tradeoffs.
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Ryan Phillips

3 months ago
Partitioning and data skew in Spark on EMR tripped me up because the scenario questions forced trade-offs between read latency and write throughput, and practicing partition key designs really helped me spot hot partitions quickly.
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Sharon Scott

3 months ago
Honestly the security-related scenarios were confusing, especially understanding how KMS key rotation affects cross-account S3 access.
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Betty White

2 months ago
Another annoying style was very long stems that hid the real metric to optimize, so I started underlining the SLA or latency requirement first.
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Maria Rodriguez

2 months ago
When I sat BDS-C00, the visualization questions expected you to map KPIs to clear dashboard widgets, not just list raw metrics, which changed how I framed answers.
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Stephen Robinson

3 months ago
Interesting, on an Amazon-style scenario I saw, picking a time-based partitioning scheme created thousands of small files that degraded query performance.
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Rachel Rogers

2 months ago
For me the tougher decision was when to use bucketing instead of partitioning to reduce shuffle during joins.
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Izetta

4 months ago
Elasticsearch Service configuration came up. Be familiar with setting up clusters, choosing instance types, and configuring domains for different use cases.
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Lilli

4 months ago
Successfully passing the AWS Big Data exam was a highlight for me. There was a difficult question about collecting data from various sources using AWS Data Pipeline. I wasn't confident about the best practices for data integration, but the practice questions from Pass4Success were a big help.
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Weldon

4 months ago
I passed the AWS Big Data exam and it was a great experience. One question that I found tricky was about visualizing real-time data using Amazon QuickSight. I wasn't sure about the best practices for setting up real-time dashboards, but the practice questions from Pass4Success guided me well.
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Alexis

4 months ago
I found IAM roles and temporary security credentials tricky. Pass4Success practice provided step-by-step reasoning that clarified policy pitfalls.
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Gayla

5 months ago
Wow, the Big Data exam was tough, but I made it! Pass4Success materials were a lifesaver. Highly recommend for quick and effective prep.
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Elenore

5 months ago
Data migration strategies were tested. Understand various AWS migration tools and when to use Snowball vs. Snowmobile vs. DataSync.
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Leonor

5 months ago
I felt overwhelmed at first, yet pass4success mapped the journey with practical labs and mock exams, and that assurance carries you through—trust the process!
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Krissy

5 months ago
Just passed the AWS Certified Big Data - Specialty exam! Thanks Pass4Success for the spot-on practice questions. Saved me weeks of prep time!
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Xuan

6 months ago
The AWS Big Data exam was tough but I made it through. There was a question about storing large datasets using Amazon S3 Glacier. I was unsure about the retrieval options and costs, but the practice questions from Pass4Success were very helpful.
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Elmira

6 months ago
Initial anxiety was real, but Pass4Success helped me track improvements and reinforce weak areas, so my message to you: stay consistent and you'll cross the finish line!
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Noel

6 months ago
I dreaded the breadth of Big Data topics, but Pass4Success provided targeted drills and steady progress that built my confidence; to future test-takers: keep at it, you'll nail it!
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German

6 months ago
Hardest was Redshift Spectrum vs Athena optimization. The pass4success exams had scenarios that mirrored real questions, so I learned to optimize queries quickly.
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Cyril

7 months ago
My nerves were through the roof at the start, yet Pass4Success broke down complex concepts into manageable steps and simulated timing, and now I'm sure you can too—keep pushing forward!
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Margart

7 months ago
Batch processing scenarios featured in the test. Know when to use AWS Batch vs. EMR for different types of workloads.
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Marsha

7 months ago
I was nervous about the vast scope of the exam, but Pass4Success gave me structured practice and clear explanations that boosted my confidence, so to anyone chasing this certification: stay focused and believe in yourself—you've got this!
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Malika

7 months ago
The toughest topic was multi-AZ data replication and S3 data consistency models. Pass4Success practice helped me map concepts to exam questions and improve my accuracy.
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Lili

8 months ago
I struggled with Kinesis data streams and shard sizing. The practice exams by Pass4Success forced me to reason through throughput vs cost, and I nailed the questions in the mock test.
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Yolando

8 months ago
I just passed the AWS Big Data exam! One question that puzzled me was about setting up a data lake using AWS Lake Formation. I wasn't sure about the best practices for data cataloging and permissions, but the practice questions from Pass4Success were a great resource.
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Sommer

8 months ago
Passed the AWS Big Data - Specialty exam with flying colors! Pass4Success's prep materials were on point. Couldn't have done it so quickly without them.
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Doretha

8 months ago
Passing the AWS Big Data exam was a great achievement. There was a challenging question about analyzing data using Amazon Athena. I wasn't entirely sure about the best practices for optimizing query performance, but the practice questions from Pass4Success helped me prepare.
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Toshia

9 months ago
Manage your time wisely during the exam. Pass4Success practice tests mimic the real thing, so you can get a feel for the pacing.
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Heike

9 months ago
The hardest part for me was designing data pipelines with AWS Glue vs EMR—pass4success practice questions kept testing the tradeoffs and I finally got the hang of choosing the right tool for the job.
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Delila

9 months ago
Passing the AWS Big Data Specialty exam was a game-changer for me. Pass4Success practice exams were a lifesaver - they really helped me identify my weak areas and focus my studies.
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Antonio

9 months ago
I cleared the AWS Big Data exam and it feels fantastic! One question that stumped me was about securing data in Amazon Redshift. I wasn't sure about the best practices for encryption and access control, but the practice questions from Pass4Success were very useful.
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Viola

10 months ago
Just became AWS Big Data certified! Pass4Success's exam questions were remarkably similar to the actual test. Saved me weeks of study time!
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Leonor

10 months ago
Exam included questions on IoT data processing. Study IoT Core, Greengrass, and how to integrate them with other AWS analytics services.
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Oretha

10 months ago
Successfully passing the AWS Big Data exam was a highlight for me. There was a difficult question about collecting streaming data using Amazon Kinesis Data Firehose. I wasn't confident about the data transformation options, but the practice questions from Pass4Success were a big help.
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Irma

10 months ago
Data lake architecture was a significant topic. Understand the components of a data lake on AWS and how services like Lake Formation fit in.
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Dorthy

11 months ago
AWS Big Data certification in the bag! Pass4Success's practice tests were invaluable. They made my prep time incredibly efficient.
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Apolonia

11 months ago
I passed the AWS Big Data exam and it was a great experience. One question that I found tricky was about visualizing data trends using Amazon QuickSight. I wasn't sure about the best visualization techniques for large datasets, but the practice questions from Pass4Success guided me well.
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Mozell

1 year ago
QuickSight visualization capabilities were covered. Know how to create different types of charts and when to use SPICE vs. direct query.
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Bronwyn

1 year ago
Successfully cleared the AWS Big Data exam! Huge thanks to Pass4Success for their accurate and time-saving prep materials.
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Stephaine

1 year ago
The exam tested knowledge on choosing the right storage solution. Be able to compare and contrast S3, EFS, and EBS for different big data use cases.
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Hubert

1 year ago
AWS Big Data certified! Pass4Success's exam questions were a game-changer. Prepared me thoroughly in a fraction of the time I expected.
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Nu

1 year ago
Kinesis Data Analytics questions popped up. Understand how to process streaming data in real-time using SQL and when to use tumbling vs. sliding windows.
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Aja

1 year ago
Security in big data scenarios was emphasized. Study encryption options for data at rest and in transit for various AWS services.
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Jutta

1 year ago
Passed the AWS Big Data - Specialty exam today! Pass4Success's materials were spot on. Their questions mirrored the real exam perfectly.
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Desiree

1 year ago
Machine learning on AWS featured prominently. Know the basics of SageMaker, including when to use built-in algorithms vs. custom models.
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Isaiah

1 year ago
Athena query optimization was a key area. Be ready to improve query performance by partitioning data and using compression techniques.
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Shenika

1 year ago
Just aced the AWS Big Data exam! Pass4Success's practice tests were crucial. They covered all the important topics and saved me so much time.
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Queenie

2 years ago
DynamoDB design principles were crucial. Understand how to model one-to-many and many-to-many relationships, and when to use Global Secondary Indexes vs. Local Secondary Indexes.
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Audria

2 years ago
The AWS Big Data exam was tough but I made it through. There was a question about storing time-series data using Amazon Timestream. I was unsure about the best practices for data retention and querying, but the practice questions from Pass4Success were very helpful.
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Jesus

2 years ago
The exam threw several questions about data transformation using Glue. Study the different job types and how to set up Glue crawlers effectively.
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Tu

2 years ago
AWS Big Data certification achieved! Pass4Success made it possible with their comprehensive question bank. Prepared me perfectly in no time.
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Essie

2 years ago
Redshift came up a lot in my test. Know your distribution styles (EVEN, KEY, ALL) inside out, and when to use each for optimal query performance.
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Audrie

2 years ago
I just passed the AWS Big Data exam! One question that puzzled me was about setting up a data processing pipeline using AWS Glue. I wasn't entirely sure about the ETL job configurations, but the practice questions from Pass4Success were a great resource.
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Florinda

2 years ago
EMR cluster configuration was a hot topic on my exam. Be prepared to choose the right instance types and sizes for master, core, and task nodes based on different workload scenarios.
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Jeannetta

2 years ago
Pass4Success nailed it with their AWS Big Data exam prep. Passed on my first try! Their questions were practically identical to the actual exam.
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Charlesetta

2 years ago
Clearing the AWS Big Data exam was a milestone for me. There was a challenging question about analyzing large datasets using Amazon EMR. I wasn't sure about the best configurations for performance optimization, but the practice questions from Pass4Success helped me understand better.
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Myra

2 years ago
Just passed the AWS Certified Big Data - Specialty exam! Huge thanks to Pass4Success for their spot-on practice questions. The exam heavily focused on Kinesis Streams vs. Firehose. Make sure you understand the key differences and use cases for each.
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Leota

2 years ago
I passed the AWS Big Data exam and it feels amazing! One question that I found difficult was about implementing data encryption in transit and at rest using AWS KMS. I was a bit confused about the key management options, but the practice questions from Pass4Success were invaluable.
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Ettie

2 years ago
Thrilled to be AWS Big Data certified! Pass4Success practice tests were incredibly similar to the real thing. Couldn't have done it without them.
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Olen

2 years ago
That's valuable. Any final thoughts for future Lyndias?
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Mitsue

2 years ago
Passing the AWS Big Data exam was a great achievement for me. There was a tough question about collecting data from IoT devices using AWS IoT Core. I wasn't sure about the best practices for data collection and processing, but the practice questions from Pass4Success guided me through.
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Evelynn

2 years ago
Wow, the AWS Big Data exam was tough, but I made it! Pass4Success materials were a lifesaver. Highly recommend for quick, effective prep.
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Domitila

2 years ago
I successfully cleared the AWS Big Data exam! One question that caught me off guard was related to visualizing data using Amazon QuickSight. I was unsure about the best way to set up dashboards for real-time data, but the practice questions from Pass4Success were a great help.
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Chantell

2 years ago
That's valuable. Any final thoughts for future Coleens?
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Boris

2 years ago
The AWS Big Data exam was challenging but rewarding. There was a tricky question about optimizing S3 storage classes for cost efficiency. I wasn't confident about the differences between S3 Standard and S3 Intelligent-Tiering, but the practice questions from Pass4Success helped me prepare well.
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Coleen

2 years ago
Focus on understanding big data architectures and how AWS services integrate. The exam tests practical knowledge, not just theory. Thank you Pass4Success for the excellent prep materials!
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Jesse

2 years ago
I just passed the AWS Certified Big Data - Specialty exam and it was quite a journey! One question that stumped me was about setting up an efficient data ingestion pipeline using Kinesis Data Streams. I wasn't entirely sure about the best practices for handling data spikes, but thanks to Pass4Success practice questions, I managed to get through it.
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Arlean

2 years ago
Just passed the AWS Certified Big Data - Specialty exam! Thanks Pass4Success for the spot-on practice questions. Saved me weeks of prep time!
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Barbra

2 years ago
Passing the Amazon AWS Certified Big Data - Specialty exam was a great achievement for me, and I owe it to Pass4Success practice questions. The topics of data access and retrieval patterns were particularly important for the exam. One question that I recall was about determining the best data access pattern for a real-time analytics application. It was a tricky question, but I managed to pass the exam successfully.
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Rory

2 years ago
My exam experience for the Amazon AWS Certified Big Data - Specialty exam was successful, thanks to Pass4Success practice questions. The topics of selecting a collection system and determining data structure and storage format were crucial for the exam. One question that I remember was about choosing the appropriate data structure for a specific type of data being ingested. It was a challenging question, but I was able to pass the exam.
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Keena

2 years ago
Just passed the AWS Certified Big Data - Specialty exam! Grateful to Pass4Success for their spot-on practice questions. The exam really digs into Kinesis stream processing - be ready to tackle scenarios on choosing between Kinesis Streams, Firehose, and Analytics. Make sure you understand the nuances of each service and when to use them. Good luck to future test-takers!
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Chuck

2 years ago
I recently passed the Amazon AWS Certified Big Data - Specialty exam with the help of Pass4Success practice questions. The exam covered topics such as selecting a collection system based on data change frequency and type, as well as determining data structure and storage format. One question that stood out to me was related to determining data access and retrieval patterns. I was unsure of the answer at first, but I managed to pass the exam.
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Free Amazon BDS-C00 Exam Actual Questions

Note: Premium Questions for BDS-C00 were last updated On Jul. 14, 2026 (see below)

Question #1

A company hosts a portfolio of e-commerce websites across the Oregon, N.Virginia, Ireland and Sydney AWS regions. Each site keeps log files that captures user behavior. The company has built an application that generates batches of product recommendations with collaborative filtering in Oregon. Oregon was selected because the flagship site is hosted there and provides the largest collection of data to train machine learning models against. The other regions do NOT have enough historic data to train accurate machine learning models.

Which set of data processing steps improves recommendations for each region?

Reveal Solution Hide Solution
Correct Answer: D

https://cloudacademy.com/blog/centralized-log-management-with-aws-cloudwatch-part-1-of-3/


Question #2

You have been tasked with deployment a solution for your company that will store images, which the marketing department will use for its campaigns. Employees are able to upload images via a web interface, and once uploaded, each image must be resized and watermarked with the company logo. Image resize and watermark is not time-sensitive and can be completed days after upload if required.

How should you design this solution in the most highly available and cost-effective way?

Reveal Solution Hide Solution
Correct Answer: C

Question #3

You have an application running on an Amazon Elastic Compute Cloud instance, that uploads 5 GB video objects to Amazon Simple Storage Service (S3). Video uploads are taking longer than expected, resulting in poor application performance. Which method will help improve performance of your application?

Reveal Solution Hide Solution
Correct Answer: B

Question #4

You are designing a web application that stores static assets in an Amazon Simple Storage

Service (S3) bucket. You expect this bucket to immediately receive over 150 PUT requests per second. What should you do to ensure optimal performance?

Reveal Solution Hide Solution
Correct Answer: B

Question #5

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 drive at different and is no particular order.

A data architect needs to design a solution that enables the company to do the following:

* Rapidly perform cross data set analysis as soon as the data becomes available

* Manage dependencies between data sets that arrives at different times

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

Reveal Solution Hide Solution
Correct Answer: C

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