Board Certified Assistant Behavior Analyst

Here you have the best BACB BCABA practice exam questions

You have 272 total questions across 55 pages (5 per page)
These questions were last updated on February 13, 2026
This site is not affiliated with or endorsed by BACB.

Question 1 of 272

When presenting extinction as a possible treatment option to a client and his or her family, it is MOST important for a behavior analyst to

assure them that extinction is supported in the literature as an effective procedure.

present it along with other interventions, including reinforcement based alternatives.

discuss the risks and benefits of using extinction and assure them that it is the best option.

explain his or her experience using extinction with similar cases.

Question 2 of 272

A behavior analyst is asked to provide direct services requiring daily 1:1 interaction with a teen-aged client. The client does not speak but can communicate fluently using sign language. The behavior analyst knows some sign language but is not fluent. The BEST approach to this situation would be to

explain his level of competence in sign language to the family before beginning service.

hire a sign language interpreter to attend the sessions.

attend a workshop in sign language prior to beginning service.

refer the family to a behavior analyst fluent in sign language.

Question 3 of 272

Fara has identified two procedures that have an equal probability of being effective. In order to select the better procedure, she should

choose the procedure that falls within the staff's level of competence.

determine which procedure is most clinically popular based on the rate of use by professionals.

select the procedure that best utilizes the existing funding stream.

use a random number table to rule out bias. A

Question 4 of 272

Which of the following would BEST contribute to a behavior analyst's professional development?

attending a workshop that provides videotaped examples and practice activities for innovative interventions

reading articles from a peer-reviewed applied behavior analysis journal that describe techniques that are applicable to her client population

becoming a member of the Association for Behavior Analysis International, which is a rich resource for behavior analysts

contributing an article to the newsletter of the local Association for Behavior Analysis chapter

Question 5 of 272

Before recruitment of participants for a research study begins, a behavior analyst needs to:

obtain consent from participant(s) or legal guardian(s) if necessary.

obtain institutional review board approval or equivalent (e.g., an ethics committee).

inform participants of their ability to withdraw from the study.

inform participants about ethical requirements and experimental procedures.

About the BACB BCABA Certification Exam

About the Exam

The BACB BCABA (Board Certified Assistant Behavior Analyst) validates your knowledge and skills. Passing demonstrates proficiency and can boost your career prospects in the field.

How to Prepare

Work through all 272 practice questions across 55 pages. Focus on understanding the reasoning behind each answer rather than memorizing responses to be ready for any variation on the real exam.

Why Practice Exams?

Practice exams help you familiarize yourself with the question format, manage your time, and reduce anxiety on the test day. Our BCABA questions are regularly updated to reflect the latest exam objectives.