RBT Practice Exam 85 Questions – Full Mock Test Free

Welcome to the ultimate preparation hub for your Registered Behavior Technician (RBT) exam. Facing an 85-question exam can feel overwhelming, but practicing in the same format as the real board test is the fastest way to build confidence and ensure a passing score.

Our exam simulator is 100% free, open-access, and requires no registration. It features a live 90-minute countdown timer, domain-specific tracking, and instant feedback with detailed rationales for every question.

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Full RBT Practice Exam 85 Questions

1 / 85

Another employee who is not on the client’s team asks for the client’s full name and diagnosis. What should the RBT do?

2 / 85

What is the RBT’s main role during assessment activities?

3 / 85

A BCBA slowly increases how much work a client must do before a break. What antecedent strategy is this?

4 / 85

A teacher counts how many math problems a student completed after the worksheet is finished. What measurement procedure is being used?

5 / 85

A client learned to brush teeth last month. The RBT now practices it twice a week, so the client does not lose the skill. What is this called?

6 / 85

In the ABC data, what should be written in the “C” column?

7 / 85

A client has two tantrums. One lasts 4 minutes, and one lasts 6 minutes. What is the total duration?

8 / 85

In least-to-most prompting, the RBT first gives the instruction and waits. If the client does not respond, what happens next?

9 / 85

Your BCBA asks you to record how many times a client hits the table during a 30-minute session. What measurement procedure are you using?

10 / 85

A client’s parent asks the RBT to make a new toilet training plan. What should the RBT do?

11 / 85

A client cries when the tablet is taken away. The tablet is then returned. What is the likely function?

12 / 85

You say, “Come sit at the table.” The client sits down 20 seconds later. What did you measure?

13 / 85

The RBT says “Touch cat” while showing a cat card and a dog card. The client touches the cat. What skill is being taught?

14 / 85

A behavior used to get attention. Now the RBT no longer gives attention when the behavior happens. What procedure is this?

15 / 85

What is one way to show cultural humility as an RBT?

16 / 85

In DTT, the RBT says, “Touch car.” This instruction is the:

17 / 85

A timer beeps every 5 minutes. You look up only when the timer beeps and record whether the client is sitting at that exact moment. What system are you using?

18 / 85

A client says “apple” after seeing an apple picture. The RBT gives praise and a token right away. What principle is being used?

19 / 85

An RBT is asked to run a feeding program that they have never been trained on. What should the RBT do?

20 / 85

The RBT guides the client’s hand to put a spoon in the sink. What type of prompt is this?

21 / 85

You divide a 10-minute observation into 30-second intervals. You mark “yes” if the client bites their shirt at any time during the interval. What system are you using?

22 / 85

A client says “ba.” Later, the RBT only reinforces “ball.” What procedure is this?

23 / 85

A token is useful because the client can trade it for backup reinforcers later. What type of reinforcer is a token?

24 / 85

A client’s aggression decreases from 8, to 6, to 5, to 3 across sessions. What should the RBT report?

25 / 85

Which progress update is best for a supervisor?

26 / 85

Why should an RBT finish data and session notes soon after the session?

27 / 85

Before teaching handwashing with chaining, what should the RBT follow?

28 / 85

A client screams once, then screams again 4 minutes later. You record the time between the two screams. What are you measuring?

29 / 85

In time delay, the RBT gives the instruction, waits a few seconds, and then gives a prompt if needed. What is the goal?

30 / 85

What is an inter-trial interval in DTT?

31 / 85

A client earns a break by handing over a “break” card instead of screaming. What replacement skill is being used?

32 / 85

Errorless teaching is most closely connected with which prompting plan?

33 / 85

You only mark “yes” if a client stays on task for the entire 1-minute interval. What system are you using?

34 / 85

In forward chaining, which step does the client learn first?

35 / 85

An RBT forgets to collect data during part of a session and later guesses what happened. What is the biggest problem?

36 / 85

The RBT is unsure how to run a new program. What should the RBT do?

37 / 85

A friend asks, “Is that the child you work with your ABA client?” What should the RBT say?

38 / 85

What are the three main parts of one discrete trial?

39 / 85

A teacher asks the RBT to change a client’s behavior plan during school. What should the RBT do?

40 / 85

A client screams when a worksheet is placed on the table. The worksheet is then removed. What is the likely function?

41 / 85

A client can identify “dog” at the therapy table. The RBT also practices with different dog pictures, toy dogs, and real dogs outside. What is the RBT working on?

42 / 85

A client rocks back and forth when alone and when others are nearby. Nothing outside the client seems to change after the rocking. What function is most likely?

43 / 85

A parent offers the RBT a $100 gift card as a thank you. What should the RBT do?

44 / 85

A graph shows aggression going from 10 times, to 7 times, to 4 times, to 1 time across four sessions. What trend does the graph show?

45 / 85

A client learns to request “help” with one RBT. The team practices the same skill with a parent and a teacher. What is this promoting?

46 / 85

A BCBA asks an RBT to help with a skills assessment by presenting tasks and recording responses. What should the RBT do?

47 / 85

The RBT reinforces a client for tapping the table to get attention and does not give attention for hitting. What procedure is this?

48 / 85

You want to measure how long a client cries during each episode. Which measurement procedure should you use?

49 / 85

An RBT writes the wrong number on a paper data sheet. What is the best correction method?

50 / 85

An RBT sees an unexplained injury and is concerned about possible abuse or neglect. What should the RBT do?

51 / 85

A client gets a token after every correct response. What schedule of reinforcement is this?

52 / 85

A client answers 8 out of 10 trials correctly. What percentage correct should the RBT record?

53 / 85

A client slept only 3 hours last night, according to the caregiver. Why is this important to report?

54 / 85

What are the four common functions of behavior?

55 / 85

A client is taught to say “break, please” instead of throwing materials to escape work. What procedure is this?

56 / 85

Which behavior definition is written in observable and measurable terms?

57 / 85

An RBT posts a client’s photo on Instagram with the caption “Love my job.” Why is this wrong?

58 / 85

A client can freely move around a room and play with any item. The RBT records how long the client spends with each item. What assessment is this?

59 / 85

An RBT is asked to collect ABC data. What does the “A” stand for?

60 / 85

A client usually refuses hard tasks. The RBT first gives three easy directions that the client usually follows, then gives the harder task. What strategy is this?

61 / 85

A parent offers the RBT a special discount on family photos through the parent’s business. What ethical issue could this create?

62 / 85

An RBT notices several blank boxes on a data sheet after the session. What should the RBT do?

63 / 85

What is the minimum ongoing supervision requirement for an RBT providing behavior-analytic services?

64 / 85

During a preference assessment, an RBT presents two toys and records which one the client chooses. What type of assessment is this?

65 / 85

A supervisor gives feedback that the RBT is prompting too quickly. What is the best response?

66 / 85

A client is reinforced for asking the same question 3 or fewer times in a class period. What procedure is this?

67 / 85

What is the safest rule when an RBT is unsure what to do during a session?

68 / 85

In total task chaining, how does the client practice the skill?

69 / 85

An RBT gives attention every 2 minutes before attention-seeking behavior happens. This is part of the behavior plan. What antecedent strategy is this?

70 / 85

ABC data show that a client throws materials when work is given. Right after throwing, the work is removed. What is the most likely function?

71 / 85

A client answered 18 out of 20 questions correctly. What percentage is that?

72 / 85

A client first traces a dark letter A. Later, the letter is lighter. Finally, the client writes A on a blank piece of paper. What procedure is this?

73 / 85

When extinction starts, the behavior gets louder and happens more often for a short time. What is this called?

74 / 85

A client screams 12 times during a 3-hour session. What is the rate of screaming per hour?

75 / 85

A client earns reinforcement if no yelling happens during a 5-minute interval. What procedure is this?

76 / 85

Which session note is the most objective?

77 / 85

What should an RBT document in a session note?

78 / 85

The RBT reinforces hands-in-pocket behavior because the client cannot hit others when their hands are in their pockets. What procedure is this?

79 / 85

In most-to-least prompting, what should happen over time?

80 / 85

In an MSWO preference assessment, what happens after the client chooses an item?

81 / 85

A client completes a task, and then the RBT removes one easy chore from the client’s list. The client completes tasks more often in the future. What is this?

82 / 85

A parent tells the RBT that the client started a new medication. What should the RBT do?

83 / 85

The RBT points to the correct picture after saying, “Touch dog.” What type of prompt is this?

84 / 85

A client gets praise after an average of every 3 correct responses. Sometimes after 2, sometimes after 4. What schedule is this?

85 / 85

What should guide an RBT’s work with clients?

Your score is

The average score is 69%

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The Secret Math of the 85-Question Exam

Did you know that not all questions on your official RBT exam actually count toward your final score?

According to the Behavior Analyst Certification Board (BACB®), the real exam consists of 85 multiple-choice questions, but your score is calculated based on only 75 questions. The remaining 10 questions are what the board calls “pilot questions” or pre-test items. These are newly written questions that the BACB is testing out for future exams.

Because these 10 questions are mixed randomly throughout the test, you won’t know which ones are scored and which ones are not. That is why our simulator includes the same 85-question dynamic. It teaches you the mental stamina required to treat every single question with equal importance, ensuring no surprises on your big day.

What Domains are Covered in This Full Simulator?

This full-length mock exam is meticulously aligned with the 2026 BACB® 3rd Edition Test Content Outline (TCO) specifications. To mimic the actual weightage of the real test, our question bank is split accurately across the primary behavioral domains.

A
Data Collection and Graphing

Tests your skills on continuous and discontinuous tracking, interval recording, and reading line charts.

B
Behavior Assessment

Focuses on preference tests and how you help your supervisor during client intakes.

C
Behavior Acquisition

The biggest slice of the test! All about teaching new skills, discrete trial training (DTT), and token setups.

D
Behavior Reduction

Tests how you safely stop dangerous habits using reinforcement plans and crisis rules.

E
Documentation and Reporting

Checks your professional note-taking timelines and communication habits.

F
Ethics

Checks your boundaries, client privacy rules, and professional conduct.

How to Set Up Your Practice Session at Home

To get the absolute most out of this 85-question simulator, you should treat this practice session exactly like the real testing center environment. Here is how to audit your space before hitting the start button:

  • Block Out 90 Minutes: The real exam has a strict 90-minute limit. Ensure you are in a quiet room where family, roommates, or pets will not interrupt your focus.
  • Clear Your Desk: Put your smartphone on silent and place it in another room. Do not open tabs to Google definitions mid-test. Cheating on a practice test only cheats your actual baseline score.
  • Grab Scratch Paper: Keep a single blank sheet of paper and a pen next to your keyboard. You will need it to map out complex ABC data scenarios or tracking intervals mentioned in the clinical vignettes.

4 Big Reasons Why This Simulator Actually Works

With dozens of paid study guides on the internet, why are thousands of students choosing this free platform?

  1. True Exam Cadence: Our live countdown timer recreates the subtle psychological pressure of the real exam clock, helping you master your pacing (roughly 1 minute per question).
  2. Real Scenario Stories: The real exam does not ask you to copy definitions. It tells you a story about a client named Sam or a teacher named Sarah, and asks what you should do next. Our questions are written exactly like those stories.
  3. Immediate Diagnostic Logic: We don’t just tell you if you were right or wrong. The moment you finish, you get a breakdown explaining why the correct answer is clinically sound and why the distractors fail.
  4. Flag for Review System: Just like the real Pearson VUE testing software, you can ‘flag’ uncertain questions and easily skip back to them before submitting your final choices.
  5. Zero Paywalls, Zero Stress: Education should be accessible. Every single feature, domain breakdown, and retake option on this site is completely free to help you launch your career in Applied Behavior Analysis without financial strain.
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