RBT Practice Exam — 75 Questions Free (2026) | BCBA Reviewed

DRH increases the rate of an appropriate behavior that is occurring too infrequently — for example, increasing how often a student raises their hand in class. DRL is the opposite: decreasing the rate of an appropriate behavior occurring too frequently.

→ Study this topic: Behavior Reduction study guide

Total task chaining presents the entire chain on every trial with prompts as needed. It is best when the learner can perform most steps with minimal assistance and needs focused prompts on specific weak steps. For learners with no prior competence, forward or backward chaining provides more structure.

→ Study this topic: Skill Acquisition study guide

NET capitalizes on existing motivation. When a learner is highly engaged with toys during free play but not at the table, embedding teaching into play sessions leverages that motivation and increases responsiveness. DTT can be introduced later as the skill develops.

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ABC recording must describe OBSERVABLE behaviors and events, not internal states or inferences. A better entry: 'When told to clean up, client crossed arms, said No, and turned away from the materials.' Objective language allows reliable measurement.

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Preference identifies what the client likes; reinforcer assessment tests whether the preferred item actually INCREASES behavior. Many preferred items do not function as reinforcers in all contexts. The clinical next step is empirical reinforcer assessment.

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Any client injury, no matter how minor, requires immediate supervisor notification AND completion of the agency's incident report form, in addition to session note documentation. Multiple records protect the client, the RBT, and the agency, and ensure proper care follow-up.

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For low-frequency behaviors, event-based ABC recording — where the RBT records only when the behavior occurs — is more efficient and accurate than continuous recording. Continuous ABC for rare events generates mostly empty data and risks observer fatigue.

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Pairing establishes the RBT (and the teaching context) as conditioned reinforcers by repeatedly delivering preferred items in a low-demand context. Once established, the RBT's presence and instructions become more reinforcing, which supports later instructional control.

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Behavioral contrast occurs when a behavior decreases in one context (where the contingency changed) and increases in another context (where the contingency did not change). The team must address the behavior across ALL relevant contexts to prevent this.

→ Study this topic: Behavior Reduction study guide

Total count IOA = smaller count ÷ larger count × 100. 12 ÷ 15 = 0.80 = 80%. This is the simplest IOA method but does not tell you whether observers agreed on WHICH instances occurred — only on totals.

→ Study this topic: Measurement study guide

The Premack principle uses a high-probability behavior (gaming) to reinforce a low-probability behavior (homework). When a preferred activity is made contingent on a less-preferred activity, it functions as a reinforcer.

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Behavior contracts formalize a reinforcement contingency in writing, with clear specification of the target behavior, the reinforcer, the contingency rules, and signatures of involved parties (often including the BCBA). The structure makes expectations explicit and easier to follow.

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PRT targets pivotal areas — motivation, responsivity to multiple cues, self-management, self-initiation — that, when improved, generalize improvements to many other skills. It uses naturalistic, child-choice methods within play.

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Session notes must be completed promptly after the session while details are accurate. Delayed documentation introduces errors and may violate agency or insurance documentation policies. Many agencies require notes within 24 hours; some require same-day.

→ Study this topic: Documentation study guide

The data show a clear and consistent decrease from 8 to 1 across sessions — that is a decreasing trend. Trend describes the systematic direction of data points over time. Stable data would have little change; variable data would jump up and down.

→ Study this topic: Measurement study guide

Program changes must be documented with date, specific modification, and authorizing supervisor. Clear documentation supports continuity if another RBT covers the case and provides a record of when the change took effect for data analysis purposes.

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Time-out from positive reinforcement removes access to ALL reinforcement (attention, items, activities) for a defined period. Exclusionary time-out physically removes the learner. It must be paired with a richly reinforcing environment outside time-out to be effective.

→ Study this topic: Behavior Reduction study guide

18 intervals with behavior ÷ 30 total intervals × 100 = 60%. Partial-interval data is reported as a percentage of intervals, not as a count or rate. Note that partial-interval typically OVERESTIMATES behavior because the entire interval is scored even if the behavior happened only briefly.

→ Study this topic: Measurement study guide

An intraverbal is a verbal response controlled by other verbal stimuli (a question), without point-to-point correspondence to the antecedent. The question 'What barks?' generates the verbal response 'Dog' without the dog being present (which would be a tact).

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RBT renewal requires the renewal application, documentation of ongoing supervision per current BACB standards, and the renewal fee. A new 40-hour training is not required (only for initial certification). Check the current BACB renewal requirements as they may change.

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Free access before the session reduces deprivation (and therefore the value of the snack as a reinforcer) — this is an abolishing operation, also called satiation. It decreases the motivation for the behavior. Extinction would mean reinforcement was withheld, but here snacks ARE available.

→ Study this topic: Behavior Reduction study guide

The high-probability instructional sequence (sometimes called behavioral momentum) builds compliance momentum with easy demands before presenting a difficult one. It is an antecedent strategy that often increases compliance with harder requests.

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Medication changes can significantly affect client behavior and should be documented along with observed behavioral changes. The RBT should report this to the supervisor so the team can interpret data correctly and avoid concluding the program is failing when medication is the variable.

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Maintenance probes assess INDEPENDENT performance of a previously mastered skill without prompts or active teaching, typically weeks or months after mastery, to determine whether the skill persists. Generalization probes assess transfer to new settings/people/materials.

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Teaching fidelity requires SDs to be presented exactly as written. Changing the SD wording can affect stimulus control and may produce inconsistent responding. RBTs implement procedures as designed and discuss desired changes with the supervisor.

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Verbal interaction during dangerous behavior may function as attention and reinforce the behavior, even when the words are supportive. BIPs that specify 'no verbal feedback' during incidents must be followed exactly. Procedural fidelity is critical for safety and for accurate data.

→ Study this topic: Behavior Reduction study guide

For behaviors maintained by external reinforcers (attention, escape, tangibles), extinction means withholding that reinforcer. For automatic-function behaviors, the reinforcer is produced internally by the behavior itself — it cannot be withheld externally. This is why function matters for treatment selection.

→ Study this topic: Behavior Reduction study guide

The high-probability sequence (sometimes called behavioral momentum) presents several easy demands the learner reliably complies with, building compliance momentum before introducing a harder demand. It is an antecedent strategy that often increases compliance with difficult requests.

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When direct discussion fails to address an ethical concern about colleague behavior, the BACB Ethics Code requires escalation through proper channels — typically reporting to the supervisor with specific documented examples. Failing to act leaves clients at risk.

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Magnitude (also called intensity) measures the force or loudness of a behavior, typically using a rating scale or decibel measurement provided by the supervisor. Duration, latency, and IRT measure time-based dimensions, not intensity.

→ Study this topic: Measurement study guide

Latency measures the time from the antecedent (instruction) to the onset of the response. IRT is the time between successive behaviors. Duration measures how long the behavior lasts once it starts. Frequency is a count.

→ Practice more: Data Collection & Graphing quiz

Scatter plot data identifies WHEN behavior occurs but does not establish WHY. A consistent time pattern is a starting point for hypothesis generation — the next step is to investigate what variables are present during that time, not to conclude function or intervene immediately.

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The BACB requires ongoing supervision as a condition of RBT certification. Service delivery without active supervision is a certification violation. Check current BACB supervision requirements for the specific monthly minimums required.

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When opportunities are controlled and discrete (10 trials presented), percent of opportunity is the most informative measure because it accounts for BOTH correct responses AND total opportunities. Rate is more useful for free-operant behaviors.

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Stimulus generalization across people requires the response to occur regardless of who delivers the SD. Failure here means the response is under the stimulus control of the specific RBT, not the generalized SD. Train with multiple instructors to program for generalization.

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Operational definitions describe specific observable, measurable behaviors with enough detail that two independent observers would record the same instances. For example: 'Aggression = hitting another person with an open or closed hand, kicking, biting, or pulling hair.' Intent and emotion don't belong in operational definitions.

→ Study this topic: Documentation study guide

BACB ethics and HIPAA restrict sharing client information on personal social media. Even first names and anonymized descriptions can identify clients within the RBT's social network. Privacy settings and 'everyone does it' arguments don't change the ethical issue.

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Dual or multiple relationships between RBTs and clients/caregivers are ethical concerns that must be addressed through proper channels. Trying to discuss with the coworker first is reasonable; if the situation continues, supervisor escalation is required. Failing to act makes the original RBT complicit.

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A tact is controlled by a nonverbal stimulus (seeing the banana) and produces social reinforcement (praise). A mand is controlled by a motivating operation (wanting/receiving the banana) and produces direct reinforcement (the banana itself). Same word, different verbal operants.

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Asking the supervisor for clarification when a protocol is unclear is the professionally correct action. Proceeding with unclear procedures risks invalidating the assessment. The RBT's role is to implement protocols accurately, which requires understanding them clearly.

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Mass-trial responding (when one target is presented many times in a row) can produce position bias and may not represent true discrimination. Random rotation tests whether the learner can identify each target across varied contexts. RBTs must follow the plan as written.

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HIPAA requires reasonable physical safeguards for PHI. Screen positioning, privacy screens, and screen locking are baseline safeguards. Typing quickly does not address the actual privacy risk. Documenting only at home or only at end-of-day creates other compliance and accuracy issues.

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Response blocking should be used only when behavior poses immediate safety risk that cannot be addressed with less intrusive procedures. Excessive blocking can increase frustration and limit learning. It must be specified in the BIP and used per supervisor protocol.

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Transfer trials capitalize on existing skill (echoic) under motivating operation (wanting the cookie). The model→echoic→reinforcement sequence with the desired item as the consequence establishes the mand. This is a core verbal behavior teaching procedure.

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Preference is not static. Satiation (recent access to the item), deprivation (lack of access), or new motivating operations can shift what functions as a reinforcer. Brief assessments at session start ensure the chosen reinforcer is still motivating that day.

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BACB ethics require RBTs to maintain competent practice. Burnout that compromises clinical quality is an ethical issue requiring action — not pushing through. Acknowledging the issue and working with the supervisor on sustainable adjustments protects both the RBT and clients.

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10:17:45 minus 10:14:30 = 3 minutes and 15 seconds. Duration is calculated as end time minus start time, with precise attention to seconds. Approximating duration introduces measurement error.

→ Study this topic: Measurement study guide

Token economies typically fail when the BACKUP REINFORCER loses value. Reconducting the preference assessment and identifying a new backup reinforcer usually restores effectiveness. The other options are not common explanations.

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Changing documentation to misrepresent service time is fraud — a serious legal and ethical violation regardless of who requested it. The RBT must refuse and report through proper compliance channels. Supervisor or billing administrator approval does not override documentation integrity requirements.

→ Study this topic: Professional Conduct study guide

Caregiver training documentation must include specific elements: what was taught, how the caregiver demonstrated the skill, what feedback was given, and the resulting competency level. This supports clinical continuity and accountability. Personal opinions are not appropriate.

→ Study this topic: Documentation study guide

Brief polite acknowledgment is appropriate — pretending not to see them is rude and unrealistic in small communities. Extended social interaction and any clinical discussion in public are inappropriate boundary issues that risk confidentiality violations.

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A tact is controlled by a nonverbal SD (seeing the picture) with point-to-point correspondence ('dog' for the dog image). Listener responding would be pointing TO an item when given a verbal label. Mand requires a motivating operation.

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Sharing client information without proper authorization (signed Release of Information) is a confidentiality violation regardless of the requesting provider's legitimate purpose. The RBT directs the requester to obtain proper authorization first.

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Independent responses are CORRECT and UNPROMPTED. From the data: trial 1 (correct, no prompt), trial 3 (correct), trial 5 (correct) — three independent correct responses out of 5 trials = 60%. Prompted correct responses don't count as independent.

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Position bias occurs when a client repeatedly selects the same side of the array regardless of preference. The procedure requires rotating item positions between trials to control for this. Without rotation, results do not reflect true preference.

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Overcorrection has two forms: restitutional (restoring the environment to better than the original state, e.g., cleaning more than was disturbed) and positive practice (repeatedly performing the correct alternative behavior). It is used as a last resort and only with supervisor design.

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Whole-interval recording requires the behavior to occur throughout the ENTIRE interval. Because the client was off-task for 5 seconds, the interval is scored as non-occurrence. This is why whole-interval often UNDERESTIMATES behavior.

→ Study this topic: Measurement study guide

Matched stimulation (providing access to alternative sensory experiences that produce similar feedback as the target behavior) is an antecedent strategy that addresses automatic-function behaviors. It modifies the environment before the behavior occurs, reducing motivation.

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Recommending a spouse's products to clients creates a conflict of interest — the RBT may financially benefit from professional recommendations, which compromises objectivity. The RBT must disclose the relationship and typically avoid the recommendation entirely. Discount status doesn't change the ethical issue.

→ Study this topic: Professional Conduct study guide

The criterion for reinforcement is the response, not the gaze. The client touched the correct item, so reinforcement is appropriate. Brief looks at distractors are not errors unless the final response is incorrect. Over-strict criteria can disrupt learning.

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Culturally responsive practice requires understanding the client's cultural context, respecting family values, and adapting procedures collaboratively with supervisor guidance. Treating everyone identically often means imposing one cultural framework on all. Cultural responsiveness is now an explicit BACB ethical expectation.

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DRL reduces the rate of an APPROPRIATE behavior that is occurring too frequently. Hand-raising is appropriate; the rate is the problem. DRO reinforces the ABSENCE of behavior, which would inappropriately discourage hand-raising entirely. DRA reinforces alternatives.

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Free-operant preference assessment provides free access to items and measures engagement duration. It is most useful for learners who cannot or will not select items in a structured array. It is more naturalistic but slower and doesn't produce a strict ranking like MSWO.

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RBTs are typically mandated reporters in their state. Suspected abuse must be reported through proper channels immediately — to the supervisor first, then via the agency's mandated reporting procedures (which may require contacting child protective services). Waiting for more proof is not appropriate.

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Backward chaining teaches the LAST step first to completion. The RBT assists through earlier steps and has the client independently perform the final step, experiencing task completion (and natural reinforcement) on every trial. Forward chaining teaches step 1 first.

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Function-based interventions address WHY the behavior occurs by targeting the maintaining contingency. Topography-based interventions target what the behavior looks like without addressing function — these are typically less effective long-term.

→ Study this topic: Behavior Reduction study guide

Response cost is the contingent REMOVAL of an earned reinforcer (like tokens) following problem behavior — a form of negative punishment. Time-out removes access to all reinforcers for a period. Extinction withholds the maintaining reinforcer without removing earned reinforcers.

→ Study this topic: Behavior Reduction study guide

Visual schedules are antecedent interventions that increase predictability for the learner, which reduces uncertainty-related challenging behavior and supports transitions. They modify the environment before behavior occurs, not the consequences after.

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Rate = frequency ÷ time. 25 occurrences ÷ 50 minutes = 0.5 per minute. Reporting only the count (25) ignores the time dimension. The other options describe IRT (time between behaviors) or duration, not rate.

→ Study this topic: Measurement study guide

Shaping reinforces successive approximations toward a target response — progressively reinforcing closer attempts while no longer reinforcing earlier approximations. Chaining is for behaviors with discrete sequential steps (like handwashing). DTT is a teaching format.

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Permanent product data depends on the physical product being intact and reviewable. Whenever possible, recover the product. If the product is genuinely unusable, document the data-collection issue honestly — fabricating or estimating data is a documentation integrity violation.

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Stimulus prompts modify the SD itself (size, color, position, intensity). Making the correct card larger is a stimulus prompt. Physical guidance, verbal cues, and modeling are response prompts because they are added to the learner's response, not the SD.

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Indirect assessments are interviews or questionnaires completed by caregivers, teachers, or others familiar with the client. They generate hypotheses about function but do not directly observe behavior. Direct observation (ABC recording) and experimental analysis (functional analysis) provide stronger evidence.

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Constant time delay maintains a single delay value (4 seconds in this case) across many trials, giving the learner consistent opportunity to respond independently before the prompt arrives. Progressive time delay gradually INCREASES the delay across trials (a different procedure).

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On a cumulative record, a flat slope means few or no new responses are being added — the learner is responding at a near-zero rate during that period. Cumulative graphs cannot go down, so a flat line is NOT regression — the previous responses remain summed.

→ Study this topic: Measurement study guide