AWS Certified Big Data – Specialty (BDS-C00) certification validates your ability to design, implement, secure, and analyze big data solutions using AWS services. This 2026 guide outlines exam structure, skills measured, and preparation tips.
BDS-C00 focuses on big data architecture, ingestion, storage, processing, analytics, visualization, and security using AWS-native services.
EMR provides flexible big data processing with open-source frameworks, while AWS Glue is a serverless ETL service with automated schema discovery.
Question 1: Which AWS service is primarily used for real-time data streaming and ingestion?
Explanation: Amazon Kinesis Data Streams enables real-time ingestion and processing of streaming data at scale.
Question 2: Which AWS service is best suited for storing large volumes of unstructured big data at low cost?
Explanation: Amazon S3 provides highly durable, scalable, and cost-effective storage for big data and data lakes.
Question 3: Which AWS service is commonly used to run Apache Spark jobs for big data analytics?
Explanation: Amazon EMR is a managed big data platform that supports Apache Spark, Hadoop, and other frameworks.
Question 4: Which AWS service is used for fully managed data warehousing and analytical queries?
Explanation: Amazon Redshift is a fully managed data warehouse optimized for large-scale analytics.
Question 5: Which AWS service is used to catalog, transform, and prepare data for analytics?
Explanation: AWS Glue is a serverless data integration service used for data discovery, ETL, and metadata management.
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The AWS Certified Big Data – Specialty (BDS-C00) examination is intended for individuals who perform complex Big Data analyses. This exam validates an examinee's technical skills and experience in designing and implementing AWS services to derive value from data.
The AWS Certified Big Data – Specialty (BDS-C00) certification exam is intended for individuals with at least 5 years of experience in data analytics and a strong understanding of AWS services related to big data. Candidates should also possess proficiency in data collection, storage, processing, and analysis, along with hands-on experience using AWS tools.
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The passing score for the AWS Certified Big Data – Specialty (BDS-C00) certification exam is a minimum of 750. The scoring is scaled, with scores ranging from 100 to 1,000.
The AWS Certified Big Data – Specialty (BDS-C00) certification is valid for three years. To maintain the certification, you must recertify by taking a current exam before it expires. Recertifying demonstrates that you have the latest AWS knowledge, skills, and best practices.
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The AWS BDS-C00 Certified Big Data – Specialty Certification exam measures your ability to accomplish the following technical tasks:
The AWS Certified Big Data – Specialty (BDS-C00) certification is considered challenging due to its broad scope, covering advanced topics in data ingestion, storage, processing, and analysis. Candidates need at least 5 years of experience in data analytics and familiarity with AWS services to succeed. Adequate hands-on practice and a solid understanding of big data concepts are essential for passing the exam.
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