BAS Study Guide 2026
Everything you need to pass the BAS 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.
📋 BAS Exam Format at a Glance
📚 BAS Topics to Study (69)
✍️ Sample BAS Questions & Answers
1. A BAS is writing a program to reduce a client's stereotypic behavior that interferes with learning. Which approach is MOST consistent with current ethical ABA guidelines?
BACB ethics require using the least restrictive effective intervention informed by functional assessment data, prioritizing positive and educational strategies before more restrictive approaches.
2. A client's crisis behavior is maintained by attention. Which reactive strategy is most consistent with a function-based approach during a crisis episode?
Withholding the maintaining reinforcer (attention) during crisis while teaching a communicative alternative is function-matched and consistent with FCT principles.
3. A supervisee asks the BCBA supervisor to sign off on supervision hours for meetings the supervisor did not attend. The supervisor must:
Signing hours for sessions not attended constitutes fraudulent documentation; the supervisor must refuse and explain the ethical obligation clearly.
4. Which stage of Tuckman's group development model is characterized by increased cohesion, established norms, and productive collaboration?
During the norming stage, the group establishes shared norms and roles, and members develop trust and cohesion that enables productive work.
5. Which of the following best describes a 'debriefing' procedure after a crisis episode?
Debriefing is a structured review that helps identify antecedents, evaluate staff responses, and improve future crisis plans.
6. What is the role of a code of ethics in the BAS profession?
A code of ethics establishes expectations for professional conduct and serves as a guide for ethical decision-making.