California Cosmetology Exam Prep – Real
Practice Questions, Answers & Detailed
Rationales (Updated 2026) | Haircutting &
Hairstyling Techniques, Hair Coloring &
Chemical Services, Skin & Nail Care
Procedures, Infection Control & Sanitation
Standards, California Board Laws &
Regulations, Salon Safety Practices,
Cosmetology Theory, Client Consultation &
Professional Beauty Industry Skills
Question 1: According to California Senate Bill 803, effective January 1, 2022, how
many training hours are now required to qualify for the cosmetology licensing
examination?
A. 600 hours
B. 1,000 hours
C. 1,200 hours
D. 1,600 hours
CORRECT ANSWER: B. 1,000 hours
Rationale: California Senate Bill 803 reduced the required training hours for
cosmetology licensure from 1,600 to 1,000 hours to increase accessibility while
maintaining competency standards. This change applies to all applicants seeking initial
licensure through Board-approved schools.
Question 2: Which EPA-registered disinfectant classification is required for tools
that contact intact skin in a California cosmetology establishment?
A. Sterilant-level disinfectant
B. Hospital-level disinfectant with bactericidal, virucidal, and fungicidal claims
C. Low-level household cleaner
D. Alcohol-based sanitizer only
CORRECT ANSWER: B. Hospital-level disinfectant with bactericidal, virucidal, and
fungicidal claims
Rationale: California regulations require EPA-registered hospital-level disinfectants with
bactericidal, virucidal, and fungicidal properties for all multi-use tools that contact
intact skin. This ensures effective destruction of pathogens and compliance with state
infection control standards.
Question 3: What is the minimum required contact time for most EPA-registered
disinfectants used on implements in California cosmetology settings, unless the
product label specifies otherwise?
,A. 30 seconds
B. 5 minutes
C. 10 minutes
D. 30 minutes
CORRECT ANSWER: C. 10 minutes
Rationale: California Code of Regulations Section 979 requires that implements be
completely immersed in an EPA-registered disinfectant for at least 10 minutes, unless
the manufacturer's label specifies a different contact time. This ensures adequate
microbial destruction.
Question 4: Under California law, which of the following conditions would
automatically disqualify an applicant from receiving a cosmetology license?
A. A misdemeanor conviction unrelated to the practice of cosmetology
B. A felony conviction involving moral turpitude that is substantially related to
cosmetology practice
C. A traffic violation from five years ago
D. Completion of community service for a minor offense
CORRECT ANSWER: B. A felony conviction involving moral turpitude that is
substantially related to cosmetology practice
Rationale: Per California Business and Professions Code Section 480, the Board may
deny licensure if an applicant has a conviction that is substantially related to the
qualifications, functions, or duties of a cosmetologist. Moral turpitude felonies affecting
client safety or trust are evaluated under this standard.
Question 5: When disinfecting non-electrical implements in California, what is the
correct sequence of steps?
A. Rinse, scrub with soap, rinse again, immerse in disinfectant, air dry
B. Immerse in disinfectant, scrub, rinse, air dry
C. Scrub with soap, rinse, immerse in disinfectant for required time, rinse with clean
water, air dry
D. Wipe with alcohol, store in dry container
CORRECT ANSWER: C. Scrub with soap, rinse, immerse in disinfectant for required
time, rinse with clean water, air dry
Rationale: California regulations mandate that implements first be cleaned of visible
debris with soap and water, then immersed in EPA-registered disinfectant for the
required contact time, rinsed with clean water to remove chemical residue, and air-
dried on a clean, sanitized surface to prevent recontamination.
Question 6: Which of the following is a required component of the California
cosmetology written examination administered by PSI?
,A. Practical demonstration of haircutting techniques
B. 100 scored multiple-choice questions plus 10 unscored pretest items
C. Oral interview with a Board representative
D. Written essay on infection control protocols
CORRECT ANSWER: B. 100 scored multiple-choice questions plus 10 unscored
pretest items
Rationale: The California cosmetology licensing exam consists of 110 total multiple-
choice questions: 100 scored items that determine pass/fail status and 10 unscored
pretest questions used for future exam development. The practical exam component
was eliminated effective January 1, 2022.
Question 7: What is the minimum passing score required on the California
cosmetology written examination?
A. 60%
B. 65%
C. 70%
D. 75%
CORRECT ANSWER: C. 70%
Rationale: The California Board of Barbering and Cosmetology requires a minimum
score of 70% on the written examination for licensure. This criterion-referenced
standard ensures candidates demonstrate sufficient knowledge across all tested
domains.
Question 8: Which California regulation specifically governs the storage of
disinfected implements in a cosmetology establishment?
A. Implements may be stored in any clean container
B. Disinfected implements must be stored in a closed, clean, sanitized container or UV
cabinet
C. Implements must remain in disinfectant solution until use
D. Storage method is at the licensee's discretion
CORRECT ANSWER: B. Disinfected implements must be stored in a closed, clean,
sanitized container or UV cabinet
Rationale: California Code of Regulations Section 980 requires that all disinfected
implements be stored in a closed, clean, sanitized container or a UV cabinet to prevent
contamination prior to client use. Open storage on countertops is prohibited.
Question 9: In California, which of the following services is NOT within the legal
scope of practice for a licensed cosmetologist?
A. Applying semi-permanent hair color
B. Performing dermaplaning with a sterile blade
, C. Providing a basic facial with cleansing and moisturizing
D. Applying eyelash extensions
CORRECT ANSWER: B. Performing dermaplaning with a sterile blade
Rationale: Dermaplaning is classified as an exfoliation procedure that penetrates the
epidermis and is reserved for licensed estheticians or medical professionals under
California law. Cosmetologists may perform superficial skincare but not procedures
that remove layers of skin.
Question 10: What is the primary purpose of the "pretest" questions included in the
California cosmetology examination?
A. To provide extra credit for high-performing candidates
B. To evaluate candidate knowledge of emerging industry trends
C. To test new questions for future exam versions without affecting candidate scores
D. To extend the exam duration for better assessment
CORRECT ANSWER: C. To test new questions for future exam versions without
affecting candidate scores
Rationale: Pretest questions are unscored items embedded in the exam to gather
statistical data on question performance. This allows PSI and the Board to validate new
questions before they become scored items, ensuring exam reliability and fairness.
Question 11: According to California regulations, how often must disinfectant
solutions in wet storage containers be replaced?
A. Every 24 hours or when visibly contaminated
B. Only when the solution changes color
C. Weekly, regardless of use
D. Monthly, with daily top-offs
CORRECT ANSWER: A. Every 24 hours or when visibly contaminated
Rationale: California Code of Regulations Section 979 mandates that disinfectant
solutions be discarded and replaced at least every 24 hours, or immediately if the
solution becomes diluted, cloudy, or contaminated with debris, to maintain effective
antimicrobial activity.
Question 12: Which of the following is a required element of client consultation
documentation under California cosmetology regulations?
A. Client's social media handles
B. Record of allergies, sensitivities, or contraindications to services
C. Photograph of client's previous hairstyle
D. Client's preferred payment method
CORRECT ANSWER: B. Record of allergies, sensitivities, or contraindications to
services
Practice Questions, Answers & Detailed
Rationales (Updated 2026) | Haircutting &
Hairstyling Techniques, Hair Coloring &
Chemical Services, Skin & Nail Care
Procedures, Infection Control & Sanitation
Standards, California Board Laws &
Regulations, Salon Safety Practices,
Cosmetology Theory, Client Consultation &
Professional Beauty Industry Skills
Question 1: According to California Senate Bill 803, effective January 1, 2022, how
many training hours are now required to qualify for the cosmetology licensing
examination?
A. 600 hours
B. 1,000 hours
C. 1,200 hours
D. 1,600 hours
CORRECT ANSWER: B. 1,000 hours
Rationale: California Senate Bill 803 reduced the required training hours for
cosmetology licensure from 1,600 to 1,000 hours to increase accessibility while
maintaining competency standards. This change applies to all applicants seeking initial
licensure through Board-approved schools.
Question 2: Which EPA-registered disinfectant classification is required for tools
that contact intact skin in a California cosmetology establishment?
A. Sterilant-level disinfectant
B. Hospital-level disinfectant with bactericidal, virucidal, and fungicidal claims
C. Low-level household cleaner
D. Alcohol-based sanitizer only
CORRECT ANSWER: B. Hospital-level disinfectant with bactericidal, virucidal, and
fungicidal claims
Rationale: California regulations require EPA-registered hospital-level disinfectants with
bactericidal, virucidal, and fungicidal properties for all multi-use tools that contact
intact skin. This ensures effective destruction of pathogens and compliance with state
infection control standards.
Question 3: What is the minimum required contact time for most EPA-registered
disinfectants used on implements in California cosmetology settings, unless the
product label specifies otherwise?
,A. 30 seconds
B. 5 minutes
C. 10 minutes
D. 30 minutes
CORRECT ANSWER: C. 10 minutes
Rationale: California Code of Regulations Section 979 requires that implements be
completely immersed in an EPA-registered disinfectant for at least 10 minutes, unless
the manufacturer's label specifies a different contact time. This ensures adequate
microbial destruction.
Question 4: Under California law, which of the following conditions would
automatically disqualify an applicant from receiving a cosmetology license?
A. A misdemeanor conviction unrelated to the practice of cosmetology
B. A felony conviction involving moral turpitude that is substantially related to
cosmetology practice
C. A traffic violation from five years ago
D. Completion of community service for a minor offense
CORRECT ANSWER: B. A felony conviction involving moral turpitude that is
substantially related to cosmetology practice
Rationale: Per California Business and Professions Code Section 480, the Board may
deny licensure if an applicant has a conviction that is substantially related to the
qualifications, functions, or duties of a cosmetologist. Moral turpitude felonies affecting
client safety or trust are evaluated under this standard.
Question 5: When disinfecting non-electrical implements in California, what is the
correct sequence of steps?
A. Rinse, scrub with soap, rinse again, immerse in disinfectant, air dry
B. Immerse in disinfectant, scrub, rinse, air dry
C. Scrub with soap, rinse, immerse in disinfectant for required time, rinse with clean
water, air dry
D. Wipe with alcohol, store in dry container
CORRECT ANSWER: C. Scrub with soap, rinse, immerse in disinfectant for required
time, rinse with clean water, air dry
Rationale: California regulations mandate that implements first be cleaned of visible
debris with soap and water, then immersed in EPA-registered disinfectant for the
required contact time, rinsed with clean water to remove chemical residue, and air-
dried on a clean, sanitized surface to prevent recontamination.
Question 6: Which of the following is a required component of the California
cosmetology written examination administered by PSI?
,A. Practical demonstration of haircutting techniques
B. 100 scored multiple-choice questions plus 10 unscored pretest items
C. Oral interview with a Board representative
D. Written essay on infection control protocols
CORRECT ANSWER: B. 100 scored multiple-choice questions plus 10 unscored
pretest items
Rationale: The California cosmetology licensing exam consists of 110 total multiple-
choice questions: 100 scored items that determine pass/fail status and 10 unscored
pretest questions used for future exam development. The practical exam component
was eliminated effective January 1, 2022.
Question 7: What is the minimum passing score required on the California
cosmetology written examination?
A. 60%
B. 65%
C. 70%
D. 75%
CORRECT ANSWER: C. 70%
Rationale: The California Board of Barbering and Cosmetology requires a minimum
score of 70% on the written examination for licensure. This criterion-referenced
standard ensures candidates demonstrate sufficient knowledge across all tested
domains.
Question 8: Which California regulation specifically governs the storage of
disinfected implements in a cosmetology establishment?
A. Implements may be stored in any clean container
B. Disinfected implements must be stored in a closed, clean, sanitized container or UV
cabinet
C. Implements must remain in disinfectant solution until use
D. Storage method is at the licensee's discretion
CORRECT ANSWER: B. Disinfected implements must be stored in a closed, clean,
sanitized container or UV cabinet
Rationale: California Code of Regulations Section 980 requires that all disinfected
implements be stored in a closed, clean, sanitized container or a UV cabinet to prevent
contamination prior to client use. Open storage on countertops is prohibited.
Question 9: In California, which of the following services is NOT within the legal
scope of practice for a licensed cosmetologist?
A. Applying semi-permanent hair color
B. Performing dermaplaning with a sterile blade
, C. Providing a basic facial with cleansing and moisturizing
D. Applying eyelash extensions
CORRECT ANSWER: B. Performing dermaplaning with a sterile blade
Rationale: Dermaplaning is classified as an exfoliation procedure that penetrates the
epidermis and is reserved for licensed estheticians or medical professionals under
California law. Cosmetologists may perform superficial skincare but not procedures
that remove layers of skin.
Question 10: What is the primary purpose of the "pretest" questions included in the
California cosmetology examination?
A. To provide extra credit for high-performing candidates
B. To evaluate candidate knowledge of emerging industry trends
C. To test new questions for future exam versions without affecting candidate scores
D. To extend the exam duration for better assessment
CORRECT ANSWER: C. To test new questions for future exam versions without
affecting candidate scores
Rationale: Pretest questions are unscored items embedded in the exam to gather
statistical data on question performance. This allows PSI and the Board to validate new
questions before they become scored items, ensuring exam reliability and fairness.
Question 11: According to California regulations, how often must disinfectant
solutions in wet storage containers be replaced?
A. Every 24 hours or when visibly contaminated
B. Only when the solution changes color
C. Weekly, regardless of use
D. Monthly, with daily top-offs
CORRECT ANSWER: A. Every 24 hours or when visibly contaminated
Rationale: California Code of Regulations Section 979 mandates that disinfectant
solutions be discarded and replaced at least every 24 hours, or immediately if the
solution becomes diluted, cloudy, or contaminated with debris, to maintain effective
antimicrobial activity.
Question 12: Which of the following is a required element of client consultation
documentation under California cosmetology regulations?
A. Client's social media handles
B. Record of allergies, sensitivities, or contraindications to services
C. Photograph of client's previous hairstyle
D. Client's preferred payment method
CORRECT ANSWER: B. Record of allergies, sensitivities, or contraindications to
services
