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dbt Labs dbt-Analytics-Engineering Exam Syllabus Topics:

SectionObjectives
Topic 1: Deployment and Orchestration- Environments and workflows
  • 1. Version control with Git
    • 2. Development vs production environments
      - Running dbt in production
      • 1. CI/CD integration patterns
        • 2. dbt Cloud and job scheduling
          Topic 2: dbt Core Concepts- Models and materializations
          • 1. Ref and source functions
            • 2. Views, tables, incremental models
              - Project structure and configuration
              • 1. Packages and dependencies
                • 2. dbt_project.yml configuration
                  Topic 3: Testing and Data Quality- Built-in and custom tests
                  • 1. Custom SQL tests
                    • 2. Generic tests (unique, not null, relationships)
                      - Data validation strategies
                      • 1. CI-based validation workflows
                        • 2. Schema testing practices
                          Topic 4: Analytics Engineering Foundations- SQL proficiency for analytics
                          • 1. Data modeling in SQL
                            • 2. Joins, aggregations, and window functions
                              - Modern data stack concepts (ELT vs ETL)
                              • 1. Role of dbt in analytics engineering
                                • 2. Warehouse-centric transformation workflows
                                  Topic 5: Documentation and Lineage- Data lineage understanding
                                  • 1. Dependency tracking with ref()
                                    • 2. Directed acyclic graph (DAG)
                                      - dbt documentation system
                                      • 1. Model descriptions and metadata
                                        • 2. Auto-generated docs site

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                                          dbt Labs dbt Analytics Engineering Certification Exam Sample Questions (Q223-Q228):

                                          NEW QUESTION # 223
                                          You discover that a heavily used model is taking significantly longer to materialize. After investigation, you determine that the complexity of the model's logic is a contributing factor. Which of the following actions is LEAST likely to help improve performance?

                                          Answer: A

                                          Explanation:
                                          Switching from a table to a view alone doesn't address the core performance issue of complex logic. Other options prioritize breaking down the transformations or directly optimizing the SQL itself.


                                          NEW QUESTION # 224
                                          You want to write a custom test to check for potential anomalies in a time-series dataset. Which of the following would be the MOST important considerations when designing this test?

                                          Answer: B,C,D

                                          Explanation:
                                          The test logic itself depends on a deep understanding of your data and what 'unusual' behavior looks like. Integration with documentation (D) is secondary.


                                          NEW QUESTION # 225
                                          Data Quality Issue

                                          Answer: A,B,C,D

                                          Explanation:
                                          This requires a comprehensive approach covering logic errors, regression tests, proactive quality checks, and isolated execution.


                                          NEW QUESTION # 226
                                          You define a new generic test on model customers in a YAML file:
                                          version: 2
                                          models:
                                          - name: customers
                                          columns:
                                          - name: customer_id
                                          tests:
                                          - unique
                                          - not_null
                                          The next time your project compiles you get this error:
                                          Raw Error:
                                          mapping values are not allowed in this context
                                          in "<unicode string>", line 7, column 21
                                          What is the cause of this error?

                                          Answer: B

                                          Explanation:
                                          This error occurs because the YAML structure is incorrectly indented, causing dbt's parser (and YAML itself) to misinterpret the test definitions. In dbt, generic tests must be declared as a list under the tests: key, but YAML is extremely sensitive to indentation levels. In the faulty YAML, unique and not_null are indented incorrectly relative to the tests: key, which produces the error: "mapping values are not allowed in this context." According to the dbt Testing documentation, valid generic test syntax follows this exact pattern:
                                          columns:
                                          - name: id
                                          tests:
                                          - unique
                                          - not_null
                                          The indentation under tests: must be consistent and aligned so that YAML interprets the items as list elements, not as malformed mappings. When indentation is wrong, YAML attempts to parse list entries as key-value mappings, which leads to the error seen during compilation.
                                          dbt does not require generic test names to be quoted, nor does it expect tests to be a dictionary. The test list format is correct-only the indentation is wrong. Therefore, the root cause is incorrect YAML indentation, making Option D correct.


                                          NEW QUESTION # 227
                                          A project stakeholder requests access to an intermediate stage of a dbt transformation pipeline to validate specific calculations.
                                          You need to weigh this request carefully because:

                                          Answer: A

                                          Explanation:
                                          A: Intermediate data might be unrefined and not suitable for decision-making. B: Stakeholders might misinterpret the context of intermediary data. C: It's vital to guide stakeholders to final data outputs designed for analysis.


                                          NEW QUESTION # 228
                                          ......

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