1500 Questions | AWS Certified Data Engineer– Associate 2026

Detailed Exam Domain Coverage

Before diving into the practice materials, it is crucial to understand exactly how the AWS Certified Data Engineer – Associate exam is structured. I have mapped all 1500 questions in this course to strictly follow the official exam weightings:

• Domain 1: Data Strategy and Governance (24%) – Identifying AWS services and features to meet an organization's data strategy and governance requirements, and implementing data security best practices.

• Domain 2: Data Engineering (30%) – Designing and implementing data warehousing and data lake solutions, alongside building resilient data pipelines and integrations natively on AWS.

• Domain 3: Data Warehousing and Data Lake (21%) – Deep-dive architectural decisions for scaling, querying, and managing data warehouses and data lakes.

• Domain 4: Data Security and Compliance (11%) – Implementing rock-solid data security, encryption protocols, and managing compliance on AWS systems.

• Domain 5: Data Science and Engineering (14%) – Implementing machine learning models and applying best practices for robust data engineering workflows.

Course Description

Passing the AWS Certified Data Engineer – Associate certification requires far more than surface-level knowledge of cloud services. It demands a practical, deep understanding of how to design, implement, manage, and optimize enterprise data systems natively on the AWS platform.

I created this extensive bank of 1500 practice questions to mirror the exact difficulty, scenario-based format, and domain distribution of the real exam. Searching the AWS documentation and whitepapers takes time, so I have done the heavy lifting for you. Every single question in this course includes a comprehensive explanation that breaks down exactly why the correct answer is the best choice, and specifically why every other option falls short in the given scenario.

By practicing with these questions, you will build muscle memory for identifying key architectural requirements—whether you are dealing with complex ETL pipelines, enforcing strict data governance policies, querying massive data lakes, or securely deploying machine learning models. This course is designed to expose your knowledge gaps in a safe environment so you can walk into your exam completely confident.

Practice Questions Preview

Here is a sample of the type of scenario-based questions you will find inside:

Question 1: A data engineering team needs a fully managed, serverless data integration service that allows them to visually discover, prepare, and combine data for analytics, machine learning, and application development. The solution must provide a drag-and-drop interface to create ETL pipelines without managing underlying compute resources. Which AWS service should be used?

• Options:

  • A) Amazon EMR

  • B) AWS Glue

  • C) AWS Data Pipeline

  • D) Amazon Kinesis Data Analytics

  • E) AWS Step Functions

  • F) Amazon Redshift

• Correct Answer: B) AWS Glue

• Overall Explanation: AWS Glue is a fully managed, serverless ETL (extract, transform, and load) service that makes it simple and cost-effective to categorize data, clean it, enrich it, and move it reliably between various data stores. Glue Studio specifically provides the visual drag-and-drop interface required.

• Option Explanations:

Question 2: A healthcare organization stores petabytes of sensitive patient records in Amazon S3. To meet strict compliance regulations, the security team needs a fully managed service that uses machine learning and pattern matching to automatically discover, classify, and protect personally identifiable information (PII) across all S3 buckets. Which service fulfills this requirement?

• Options:

  • A) AWS Key Management Service (KMS)

  • B) AWS Secrets Manager

  • C) Amazon GuardDuty

  • D) Amazon Macie

  • E) AWS Shield

  • F) Amazon Inspector

• Correct Answer: D) Amazon Macie

• Overall Explanation: Amazon Macie is a fully managed data security and data privacy service that uses machine learning to discover and protect sensitive data in AWS, specifically targeting S3 buckets for PII and financial data classification.

• Option Explanations:

Question 3: A company wants to analyze a massive amount of historical application log data stored in Amazon S3 using standard SQL. They do not want to load this data into a database or provision any permanent compute infrastructure. Which AWS service is the most appropriate for this serverless querying requirement?

• Options:

  • A) Amazon RDS

  • B) Amazon DynamoDB

  • C) Amazon Athena

  • D) Amazon Aurora Serverless

  • E) Amazon Redshift (Provisioned)

  • F) Amazon OpenSearch Service

• Correct Answer: C) Amazon Athena

• Overall Explanation: Amazon Athena is an interactive query service that makes it easy to analyze data directly in Amazon S3 using standard SQL. It is entirely serverless, meaning there is no infrastructure to manage, and you pay only for the queries you run.

• Option Explanations:

• Welcome to the Mock Exams Practice Tests Academy to help you prepare for your AWS Certified Data Engineer – Associate exam.

• You can retake the exams as many times as you want.

• This is a huge original question bank.

• You get support from me if you have questions.

• Each question has a detailed explanation.

• Mobile-compatible with the Udemy app.

I hope that by now you're convinced! And there are a lot more questions inside the course.