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Amazon BDS-C00 Exam Questions

Exam Name: AWS Certified Big Data - Specialty
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: Feb. 21, 2026)
Expected BDS-C00 Exam Topics, as suggested by Amazon :
  • Topic 1: Collection: The collection topic equips AWS Big Data Analysts with the skills to determine operational characteristics of collection systems. It addresses frequency of data changes, type of ingested data, and key properties like order, data structure, and metadata. This topic also evaluates durability and availability characteristics, preparing analysts to enforce data consistency and resilience during data ingestion.
  • Topic 2: Storage: It focuses on enabling AWS Big Data Analysts to optimize operational characteristics of storage solutions. It includes determining data access and retrieval patterns, catalog entry mechanisms, and appropriate data structures and storage formats. This topic ensures analysts can design robust, scalable, and efficient data storage architectures tailored to various workloads.
  • Topic 3: Processing: The topic trains AWS Big Data Analysts to select the most suitable data processing technologies for specific scenarios. It emphasizes designing and architecting data processing solutions, assessing operational characteristics, and ensuring system performance and reliability. Mastery of this topic ensures readiness for processing diverse and complex datasets.
  • Topic 4: Analysis: The topic prepares AWS Big Data Analysts to choose the right tools and techniques for deriving insights. Analysts learn to design and architect analytical solutions while optimizing operational characteristics. This topic emphasizes deriving actionable intelligence from big data, ensuring impactful decision-making.
  • Topic 5: Data Security: In this topic, AWS Big Data Analysts develop expertise in encryption requirements, data governance technologies, and maintaining data integrity. Regulatory requirements and compliance mechanisms are also evaluated, ensuring analysts implement secure, compliant, and trustworthy data solutions.
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Elenore

2 days 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

10 days 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

17 days 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

24 days 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

1 month 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

1 month 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

2 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

2 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

2 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

2 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

3 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

3 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

3 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

3 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

4 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

4 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

4 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

4 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

5 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

5 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

5 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

5 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

5 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

6 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

6 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

8 months 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

8 months 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

10 months 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

11 months 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

11 months 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

12 months 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

12 months 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

1 year 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

1 year 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

1 year 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

1 year 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

1 year 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

1 year 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

1 year 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

1 year 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

1 year 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

1 year 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

1 year 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

1 year 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

1 year ago
That's valuable. Any final thoughts for future Lyndias?
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Mitsue

1 year 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

1 year 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

1 year 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

1 year ago
That's valuable. Any final thoughts for future Coleens?
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Boris

1 year 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

1 year 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!
upvoted 0 times
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Jesse

1 year 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.
upvoted 0 times
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Arlean

1 year ago
Just passed the AWS Certified Big Data - Specialty exam! Thanks Pass4Success for the spot-on practice questions. Saved me weeks of prep time!
upvoted 0 times
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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.
upvoted 0 times
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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.
upvoted 0 times
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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 Feb. 21, 2026 (see below)

Question #1

My Read Replica appears "stuck" after a Multi-AZ failover and is unable to obtain or apply updates from the source DB Instance. What do I do?

Reveal Solution Hide Solution
Correct Answer: A

Question #2

An organization is using Amazon Kinesis Data Streams to collect data generated from thousands of temperature devices and is using AWS Lambda to process the data. Devices generate 10 to 12 million records every day, but Lambda is processing only around 450 thousand records. Amazon CloudWatch indicates that throttling on Lambda is not occurring.

What should be done to ensure that all data is processed? (Choose two.)

Reveal Solution Hide Solution
Correct Answer: A, E

https://tech.trivago.com/2018/07/13/aws-kinesis-with-lambdas-lessons-learned/


Question #3

An organization is currently using an Amazon EMR long-running cluster with the latest Amazon EMR release for analytic jobs and is storing data as external tables on Amazon S3.

The company needs to launch multiple transient EMR clusters to access the same tables concurrently, but the metadata about the Amazon S3 external tables are defined and stored on the long-running cluster.

Which solution will expose the Hive metastore with the LEAST operational effort?

Reveal Solution Hide Solution
Correct Answer: B

Question #4

What does the "Server Side Encryption" option on Amazon S3 provide?

Reveal Solution Hide Solution
Correct Answer: A

Question #5

Can I attach more than one policy to a particular entity?

Reveal Solution Hide Solution
Correct Answer: A

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