Professional Practice in Psychology (EPPP
Part 1) Questions And Correct Answers
(Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
EPPP PART 1: EXAM OVERVIEW
Feature Details
Exam Name EPPP Part 1 - Knowledge
Format Multiple-choice
Passing Score 500 (recommended)
Jurisdictions 66 U.S. and Canadian boards
CONTENT DOMAINS & WEIGHTING
The EPPP covers eight core domains:
Domain Weight
Assessment and Diagnosis 16%
Treatment, Intervention, Prevention, and Supervision 15%
Cognitive-Affective Bases of Behavior 13%
,Domain Weight
Growth and Lifespan Development 12%
Social and Cultural Bases of Behavior 11%
Biological Bases of Behavior 10%
Ethical, Legal, and Professional Issues 16%
Research Methods and Statistics 7%
SECTION A: ETHICAL, LEGAL, AND PROFESSIONAL ISSUES
1. A psychologist learns that a client has made a credible threat to harm a
specific identifiable individual. According to the APA Ethics Code and legal
duty-to-warn standards, what is the psychologist's primary ethical obligation?
A) Maintain confidentiality and continue treatment as usual
B) Notify the potential victim and appropriate authorities
C) Terminate therapy immediately
D) Document the threat but take no further action
Correct Answer: B
Rationale: When a client poses a credible threat to an identifiable individual, the
duty to protect/warn overrides confidentiality. This legal obligation, established by
the Tarasoff ruling, requires psychologists to notify the potential victim and
authorities.
2. A psychologist who maintains client confidentiality in all circumstances
EXCEPT when there is imminent risk of harm is acting in accordance with:
, A) The ethical principle of beneficence
B) The duty to protect/warn
C) The principle of justice
D) The concept of privileged communication
Correct Answer: B
Rationale: The duty to protect/warn creates a legally recognized exception to
confidentiality when there is a credible threat of imminent harm to an identifiable
individual.
3. The ethical principle of nonmaleficence requires psychologists to:
A) Promote the welfare of clients
B) Avoid causing harm
C) Ensure fair treatment
D) Respect client autonomy
Correct Answer: B
Rationale: Nonmaleficence is the ethical principle of "do no harm," requiring
psychologists to avoid causing harm to clients and research participants.
4. What is the primary purpose of informed consent?
A) To protect the therapist legally
B) To ensure client autonomy in treatment decisions
C) To diagnose mental disorders
D) To increase treatment compliance
Correct Answer: B
Rationale: Informed consent ensures clients understand treatment risks, benefits,
and alternatives, supporting ethical autonomy.
5. A psychologist violates confidentiality when:
Part 1) Questions And Correct Answers
(Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
EPPP PART 1: EXAM OVERVIEW
Feature Details
Exam Name EPPP Part 1 - Knowledge
Format Multiple-choice
Passing Score 500 (recommended)
Jurisdictions 66 U.S. and Canadian boards
CONTENT DOMAINS & WEIGHTING
The EPPP covers eight core domains:
Domain Weight
Assessment and Diagnosis 16%
Treatment, Intervention, Prevention, and Supervision 15%
Cognitive-Affective Bases of Behavior 13%
,Domain Weight
Growth and Lifespan Development 12%
Social and Cultural Bases of Behavior 11%
Biological Bases of Behavior 10%
Ethical, Legal, and Professional Issues 16%
Research Methods and Statistics 7%
SECTION A: ETHICAL, LEGAL, AND PROFESSIONAL ISSUES
1. A psychologist learns that a client has made a credible threat to harm a
specific identifiable individual. According to the APA Ethics Code and legal
duty-to-warn standards, what is the psychologist's primary ethical obligation?
A) Maintain confidentiality and continue treatment as usual
B) Notify the potential victim and appropriate authorities
C) Terminate therapy immediately
D) Document the threat but take no further action
Correct Answer: B
Rationale: When a client poses a credible threat to an identifiable individual, the
duty to protect/warn overrides confidentiality. This legal obligation, established by
the Tarasoff ruling, requires psychologists to notify the potential victim and
authorities.
2. A psychologist who maintains client confidentiality in all circumstances
EXCEPT when there is imminent risk of harm is acting in accordance with:
, A) The ethical principle of beneficence
B) The duty to protect/warn
C) The principle of justice
D) The concept of privileged communication
Correct Answer: B
Rationale: The duty to protect/warn creates a legally recognized exception to
confidentiality when there is a credible threat of imminent harm to an identifiable
individual.
3. The ethical principle of nonmaleficence requires psychologists to:
A) Promote the welfare of clients
B) Avoid causing harm
C) Ensure fair treatment
D) Respect client autonomy
Correct Answer: B
Rationale: Nonmaleficence is the ethical principle of "do no harm," requiring
psychologists to avoid causing harm to clients and research participants.
4. What is the primary purpose of informed consent?
A) To protect the therapist legally
B) To ensure client autonomy in treatment decisions
C) To diagnose mental disorders
D) To increase treatment compliance
Correct Answer: B
Rationale: Informed consent ensures clients understand treatment risks, benefits,
and alternatives, supporting ethical autonomy.
5. A psychologist violates confidentiality when:
