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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: May. 23, 2026)
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Donna Parker

3 days 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

4 days 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

8 days 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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Timothy Baker

10 days ago
As someone who juggles a demanding job, I often found it tough to set aside time for studying for the AWS Certified Big Data - Specialty exam. I started feeling a bit lost with all the topics, especially data analysis. Fortunately, I discovered some resources that allowed me to practice effectively. Gradually, my confidence grew, and I was excited when I finally received my pass for the Amazon certification. It feels good to finally achieve this goal.
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Anthony Turner

10 days ago
Before attempting the AWS Certified Big Data - Specialty exam, I was quite anxious. The idea of diving into the nuances of data storage and visualization was daunting. However, I found that consistent practice helped me piece everything together. By the time I sat for the Amazon exam, I felt much more prepared. The sense of accomplishment I felt when I got my results was really rewarding.
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Betty Edwards

10 days ago
I remember feeling frustrated while preparing for the AWS Certified Big Data - Specialty exam. The topics seemed endless, and I often lost track of what I understood versus what I didn’t. But with some focused study and effective practice exams, I started to see improvement. The day I passed the Amazon exam marked a turning point for me, I felt quietly proud of my persistence and growth.
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Charles Collins

10 days ago
After working long hours, studying for the AWS Certified Big Data - Specialty exam was a challenge. I frequently questioned whether I was truly ready. However, the structured approach I found made a significant difference, especially with challenging concepts like data collection and analysis. Walking into the Amazon exam room, I felt a mix of nerves and hope. Passing it felt like a well-deserved victory after all my hard work.
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Carol Ramirez

10 days ago
Initially, I was quite intimidated by the breadth of topics covered in the AWS Certified Big Data - Specialty exam, especially data security. My first attempt didn’t go as planned, which left me feeling unsure. Yet, with dedicated practice sessions, I gradually started to grasp the material. When I finally passed the Amazon exam, it validated all the effort I had put in, and I couldn’t be more thankful for the preparation I received.
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Sarah Phillips

10 days ago
Facing the AWS Certified Big Data - Specialty exam was nerve-wracking for me. I struggled particularly with data processing aspects. After some determined study and practice, things clicked, and I started gaining confidence. Sitting for the Amazon exam, I felt a sense of calm I hadn't anticipated. Successfully passing the exam transformed my outlook and opened new doors in my career.
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Susan Adams

10 days ago
The journey to passing the AWS Certified Big Data - Specialty exam was anything but easy. I often found myself overwhelmed and doubting my abilities. Yet, with focused study and the right resources, my understanding deepened. When I finally passed the Amazon exam, it felt like all those late-night study sessions had finally paid off. I’m proud of how far I’ve come.
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Charles Baker

20 days ago
I had previously failed the AWS Certified Big Data - Specialty exam, and honestly, I was pretty discouraged. Yet, I decided to give it another shot, this time structuring my study approach differently. The focused preparation I found made a significant difference. My understanding of data processing improved dramatically, and I felt more prepared for the Amazon exam. It was a significant relief to see a passing score this time.
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Elizabeth Hernandez

27 days 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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Betty Bailey

29 days ago
After weeks of grappling with the complexities of data security in the AWS Certified Big Data - Specialty exam, I wasn’t sure I’d be ready. Balancing my job and study time felt overwhelming, but the practice exams helped clarify the material. I finally felt a sense of relief as I walked into the testing center for the Amazon exam, confident I could tackle the questions that had once seemed insurmountable. Passing felt like a huge weight lifted off my shoulders.
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Ryan Phillips

1 month 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

1 month 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

17 days 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

16 days 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

1 month 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

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

2 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

2 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

2 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

3 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

3 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

3 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

3 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

4 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

4 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

4 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

4 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

5 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

5 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

5 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

5 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

6 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

6 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

6 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

6 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

7 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

7 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

7 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

7 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

8 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

8 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

8 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

8 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

8 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

9 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

9 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

11 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

12 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

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

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

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!
upvoted 0 times
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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.
upvoted 0 times
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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!
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.
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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 May. 23, 2026 (see below)

Question #1

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 #2

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

Question #3

An Amazon Redshift Database is encrypted using KMS. A data engineer needs to use the AWS CLI to create a KMS encrypted snapshot of the database in another AWS region.

Which three steps should the data engineer take to accomplish this task? (Select Three.)

Reveal Solution Hide Solution
Correct Answer: A, D, F

https://docs.amazonaws.cn/en_us/redshift/latest/mgmt/working-with-db-encryption.html#configure-snapshot-copy-grant


Question #4

Company A operates in Country X, Company A maintains a large dataset of historical purchase orders that contains personal data of their customers in the form of full names and telephone numbers. The dataset consists of 5 text files. 1TB each. Currently the dataset resides on- premises due to legal requirements of storing personal data in-country. The research and development department need to run a clustering algorithm on the dataset and wants to use Elastic Map Reduce service in the closes AWS region. Due to geographic distance the minimum latency between the on-premises system and the closet AWS region is 200 ms.

Which option allows Company A to do clustering in the AWS Cloud and meet the legal requirement of maintaining personal data in-country?

Reveal Solution Hide Solution
Correct Answer: B

Question #5

An administrator is processing events in near real-time using Kinesis streams and Lambd

a. Lambda intermittently fails to process batches from one of the shards due to a 5 --minute time limit. What is a possible solution for this problem?

Reveal Solution Hide Solution
Correct Answer: B

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


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