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Key Facts: BCaBA Exam

$175 + $125

BACB Fee + Pearson VUE Fee

BCaBA Handbook

150 + 25

Scored + Unscored Questions

BACB Handbook

4 hours

Exam Time

BCaBA Handbook

Bachelor's

Degree Required

BACB eligibility

BCBA

Required for Supervision

BACB requirement

2 years

Recertification Cycle (20 CEUs)

BCaBA Handbook

BCaBA is the BACB's undergraduate-level behavior-analyst credential, between RBT and BCBA. Candidates need a qualifying bachelor's degree, behavior-analytic coursework (or an ABAI-accredited degree), and 1,300 supervised (or 1,000 concentrated) fieldwork hours. The exam has 175 multiple-choice questions (150 scored) in 4 hours at Pearson VUE and is scored pass/fail. BCaBAs practice under ongoing BCBA supervision, may supervise RBTs, and follow the Ethics Code for Behavior Analysts.

Sample BCaBA Practice Questions

Try these sample questions to review concepts for the BCaBA exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Which of the following BEST describes the dimension 'analytic' from Baer, Wolf, and Risley (1968)?
A.The intervention focuses on a socially significant behavior
B.The behavior change is verified through replication and demonstrated experimental control
C.Procedures are tied to basic principles of behavior
D.Behavior is observable and measurable
Explanation: The analytic dimension requires demonstration of a functional relation through replication of effects, allowing the analyst to attribute behavior change to the intervention.
2Radical behaviorism, the philosophy underlying ABA, differs from methodological behaviorism in that it:
A.Rejects the existence of private events
B.Includes private events (thoughts, feelings) as behavior subject to environmental control
C.Studies only animals
D.Avoids talking about behavior
Explanation: Radical behaviorism (Skinner) treats private events such as thoughts and feelings as behavior themselves, subject to the same environmental contingencies as public behavior. Methodological behaviorism limited science to public behavior only.
3Determinism in behavior analysis assumes that:
A.Behavior is random
B.Behavior is lawful and orderly, occurring as a function of other events
C.Behavior is caused by free will
D.Behavior is unmeasurable
Explanation: Determinism assumes the universe is lawful and orderly; behavior, as a natural phenomenon, occurs as a function of other events. This is a foundational philosophical assumption of behavior analysis.
4Positive reinforcement is the contingent:
A.Removal of an aversive that decreases behavior
B.Presentation of a stimulus following a response that increases the future likelihood of the response
C.Removal of a preferred item that decreases behavior
D.Presentation of a stimulus that decreases behavior
Explanation: Positive reinforcement adds a stimulus contingent on a response and increases its future likelihood. Whether a stimulus functions as a reinforcer is determined by its effect on behavior.
5Motivating operations (MOs) have which two effects on behavior?
A.Value-altering and behavior-altering
B.Antecedent-altering and consequence-altering
C.Stimulus discrimination and generalization
D.Reinforcement and punishment
Explanation: Laraway et al. (2003) described MOs as having (1) a value-altering effect that changes the effectiveness of a reinforcer/punisher and (2) a behavior-altering effect that changes the frequency of behaviors that produce that consequence.
6Which schedule produces a scalloped pattern of responding?
A.FR
B.FI
C.VR
D.VI
Explanation: Fixed-interval (FI) schedules typically produce scalloped responding: low rates immediately after reinforcement, accelerating as the interval ends. This is a classic schedule signature.
7Stokes and Baer (1977) describe tactics for programming generalization. Which is NOT one of them?
A.Train sufficient exemplars
B.Program common stimuli
C.Mediate generalization
D.Train only one exemplar in one setting
Explanation: Training only one exemplar in one setting is the OPPOSITE of best practice for generalization. Stokes and Baer's tactics include training sufficient exemplars, programming common stimuli, sequential modification, loose training, indiscriminable contingencies, and mediating generalization.
8Which is the BEST description of stimulus equivalence?
A.A learned ability to discriminate between two SDs
B.Emergent reflexivity, symmetry, and transitivity among stimulus relations without direct training
C.Generalization across all stimulus classes
D.A response class with multiple topographies
Explanation: Sidman's stimulus equivalence requires reflexivity (A=A), symmetry (A=B implies B=A), and transitivity (A=B and B=C implies A=C) emerging without direct training. It models derived/relational responding.
9Which IS an example of an unconditioned (primary) reinforcer?
A.Praise
B.Token
C.Food when food-deprived
D.Grade on a paper
Explanation: Primary (unconditioned) reinforcers are biologically established and require no learning history. Food (when deprived), water, sleep, sex, and warmth are common examples.
10An extinction burst is BEST described as:
A.A permanent escalation of behavior
B.A temporary increase in rate, intensity, duration, or novel topographies when extinction is first applied
C.A new schedule
D.A new MO
Explanation: An extinction burst is the temporary increase in frequency, intensity, duration, and novel topographies of behavior immediately after the maintaining reinforcer is withheld.

About the BCaBA Exam

The Board Certified Assistant Behavior Analyst (BCaBA) is the BACB's undergraduate-level behavior analysis certification. BCaBAs provide behavior-analytic services only under the supervision of a BCBA and may supervise RBTs. The exam covers the BCaBA Test Content Outline (6th ed.): behaviorism and philosophical foundations, concepts and principles, measurement, experimental design, ethics, behavior assessment, behavior-change procedures, intervention development and monitoring, and supervisory relationships.

Exam sponsor: Behavior Analyst Certification Board (BACB). The requirements and fees below concern the certification or admission exam, separate from our free practice resources.

Questions

150 questions

Time Limit

4 hours for 175 questions (150 scored + 25 unscored)

Passing Score

Pass/fail; criterion-referenced passing score set by the modified Angoff method (no published percentage)

Exam / Certification Fees

$175 BACB application + $125 Pearson VUE appointment

Exam sponsor website

Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.

Our practice resources: topics covered

We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.

7%

Behaviorism and Philosophical Foundations

5 tasks, 10 scored questions: goals of behavior analysis, philosophical assumptions (selectionism, determinism, empiricism, parsimony, pragmatism), radical behaviorism, the branches of behavior analysis, and Baer, Wolf, and Risley's (1968) dimensions.

12%

Concepts and Principles

15 tasks, 18 scored questions: response and stimulus classes, respondent vs. operant conditioning, reinforcement and punishment, automatic vs. socially mediated contingencies, schedules, extinction, stimulus control, motivating operations, rule-governed behavior, verbal operants, and emergent relations.

13%

Measurement, Data Display, and Interpretation

10 tasks, 20 scored questions: dimensions of behavior, operational definitions, direct/indirect/permanent-product measures, continuous and discontinuous measurement, validity and reliability, graphing, visual analysis, and mastery criteria.

7%

Experimental Design

6 tasks, 10 scored questions: independent and dependent variables, internal and external validity, features and strengths of single-case designs, reversal, multiple baseline, multielement, and changing criterion designs, and comparative, component, and parametric analyses.

12%

Ethical and Professional Issues

11 tasks, 18 scored questions: the Ethics Code for Behavior Analysts' core principles, risks of unethical conduct, competence and professional development, confidentiality, transitions, multiple relationships, interpersonal skills, cultural humility and responsiveness, and legal and regulatory requirements.

11%

Behavior Assessment

6 tasks, 17 scored questions: record review, conditions that warrant services, prioritizing goals, skills and contextual-fit assessment, preference and reinforcer assessment, and indirect, descriptive, and experimental functional assessment.

15%

Behavior-Change Procedures

20 tasks, 22 scored questions: reinforcement and conditioned reinforcers, MOs and SDs in procedures, discrimination training, prompting and fading, modeling, instructions, shaping, chaining, verbal operants, emergent relations, persistence, teaching arrangements, group contingencies, contracts, self-management, generalization, differential reinforcement, punishment, and maintenance.

13%

Intervention Development and Monitoring

8 tasks, 20 scored questions: measurable goals, evidence- and assessment-based interventions, risk and contextual fit, alternative behaviors, unwanted effects of procedures, progress and procedural integrity, data-based decisions, and collaboration.

10%

Supervisory Relationships

9 tasks, 15 scored questions: supervision practices and risks of ineffective supervision, supervisory relationships, equity, clear expectations, supervision goals, competency-based training (BST), performance management, function-based performance diagnostics, and evaluating supervision.

Preparing for the BCaBA Exam

What You Need to Know

  • Passing score: Pass/fail; criterion-referenced passing score set by the modified Angoff method (no published percentage)
  • Exam length: 150 questions
  • Time limit: 4 hours for 175 questions (150 scored + 25 unscored)
  • Exam / certification fees: $175 BACB application + $125 Pearson VUE appointment Official sources

Using Our Practice Resources

  • Work through all 100 available questions
  • Review every answer and explanation
  • Track weak areas and revisit them
  • Use our AI tutor for tough concepts

BCaBA: Suggested Study Strategy

1Know the seven dimensions of applied behavior analysis (Baer, Wolf, & Risley, 1968): applied, behavioral, analytic, technological, conceptually systematic, effective, and generality. Many items ask which dimension a scenario illustrates.
2Learn the classic functional analysis conditions (attention, demand, alone, play, and tangible when indicated) and match treatments to function, for example functional communication training plus extinction for escape-maintained behavior.
3Drill measurement biases and IOA: partial-interval recording overestimates how much of the time behavior occurs, whole-interval recording underestimates it, and momentary time sampling can miss brief behavior. Practice total count, mean count-per-interval, exact count-per-interval, and scored- and unscored-interval IOA.
4Know Stokes and Baer's (1977) generalization tactics, including programming common stimuli, training loosely, indiscriminable contingencies, mediating generalization, and introducing natural maintaining contingencies.
5Study the Ethics Code for Behavior Analysts (effective January 1, 2022) section by section: competence (1.05), gifts (1.12, $10 limit), romantic relationships (1.14), confidentiality and its exceptions (2.03, 2.04), restrictive procedures (2.15), transitions (3.14 to 3.16), supervision (Section 4), and social media (5.10).

Frequently Asked Questions

Who is eligible for the BCaBA exam?

Through 2026, candidates qualify with a bachelor's degree or higher from an ABAI-accredited program (Pathway 1) or a bachelor's degree in any field plus 225 hours of behavior-analytic coursework (Pathway 2), and both pathways require 1,300 hours of Supervised Fieldwork or 1,000 hours of Concentrated Supervised Fieldwork. For applications from January 1, 2027, Pathway 2 coursework rises to 270 hours and Concentrated Supervised Fieldwork drops to 800 hours.

How is the BCaBA exam structured?

The BCaBA exam has 175 multiple-choice questions, 150 scored and 25 unscored, each with four options and one correct answer. Candidates have 4 hours at a Pearson VUE test center. The exam is based on the BCaBA Test Content Outline (6th ed.), which has 90 tasks in nine content areas, and it is scored pass/fail using a passing score set by the modified Angoff method.

How much does the BCaBA exam cost?

The BCaBA certification application costs $175 and each Pearson VUE exam appointment costs $125, for $300 for a first attempt. Each retake requires a $120 retake application (per the BCaBA Handbook fee table) and a new $125 appointment. Rescheduling within 30 days of the exam costs $59 or $69, and changes are not allowed within 48 hours.

How does the BCaBA differ from the BCBA?

The BCaBA is an undergraduate-level certification and the BCBA is graduate-level. BCaBAs must practice under ongoing BCBA supervision, while BCBAs may practice independently and supervise BCaBAs. The BCaBA exam has 175 questions (150 scored) and the BCBA exam has 185. Both credentials follow the Ethics Code for Behavior Analysts.

How long should I study for the BCaBA exam?

The BACB does not publish a recommended number of study hours. A practical plan is to study in proportion to the scored questions per content area, giving the most time to Behavior-Change Procedures (22 questions), Measurement and Intervention Development (20 each), and Concepts and Principles and Ethics (18 each), and to finish with timed practice at about 80 seconds per question.

What is the BCaBA pass rate?

According to BACB examination data, 60% of first-time BCaBA candidates passed in 2025 and 30% of retake candidates passed. First-time pass rates were 61% in 2021, 49% in 2022, 56% in 2023, and 54% in 2024.

How long is BCaBA certification valid?

BCaBAs recertify every two years by earning 20 continuing education units (including 4 in ethics, plus 3 in supervision if they supervised RBTs), meeting ongoing supervision requirements, following the Ethics Code, and submitting a $140 recertification application before the recertification date.

Can a BCaBA practice independently?

No. A BCaBA may provide behavior-analytic services only while a qualified supervisor (a BCBA) is on record with the BACB. Without one, the certification is inactive and the BCaBA may not practice or supervise RBTs. Under current rules, supervision must equal at least 5% of service hours (with at least 1 hour every 2 weeks) during the first 1,000 post-certification hours and at least 2% afterward; it becomes a flat 5% for those recertifying on or after January 1, 2027.