CAS Study Guide 2026

Everything you need to pass the CAS exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.

📋 CAS Exam Format at a Glance

70
Questions
90 min
Time Limit
70.00%
Passing Score

📚 CAS Topics to Study (17)

✍️ Sample CAS Questions & Answers

1. What is boundary value analysis in software testing?
Testing input values at the edges of valid and invalid input partitions where defects are most likely

Boundary value analysis is a technique that tests values at and just beyond the boundaries between valid and invalid input ranges, where defects most frequently occur.

2. A new regulation impacts application development and configuration procedures. What should a CAS professional do first?
Ensuring compliance with current regulatory requirements and standards

Ensuring compliance with current regulatory requirements and standards is the correct approach because effective application development and configuration in the application specialist field requires adherence to professional standards, evidence-based practices, and systematic methodology. This approach ensures consistent, high-quality outcomes while maintaining professional accountability.

3. Which artifact in a CAS deployment process serves as the single source of truth for exactly what was deployed to production?
Deployment manifest or release notes tied to a specific build artifact

A deployment manifest or versioned release notes linked to an immutable build artifact records exactly which code, configurations, and dependencies are running in production.

4. In CAS application monitoring, which type of alert threshold strategy minimizes false positives caused by brief traffic spikes?
Sustained threshold alerts over a rolling time window

Sustained threshold alerts over a rolling window require the metric to exceed limits for a defined period, filtering out transient spikes.

5. What does the defect life cycle track in a quality assurance process?
The sequence of states a defect passes through from initial discovery to final closure

The defect life cycle tracks a bug's progression through states such as New, Assigned, Fixed, Retested, and Closed, ensuring systematic resolution.

6. Which scenario would require a application specialist professional to escalate a system integration and data management concern?
Creating feedback mechanisms that encourage continuous improvement

Creating feedback mechanisms that encourage continuous improvement is the correct approach because effective system integration and data management in the application specialist field requires adherence to professional standards, evidence-based practices, and systematic methodology. This approach ensures consistent, high-quality outcomes while maintaining professional accountability.

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