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Exam Review

Key Facts: Cosmetology Exam

70-75%

Passing Score

varies by state

1,500 hrs

Training Required

most states

100

Questions

typical exam

2 hrs

Time Limit

typical exam

$35,000

Median Salary

BLS 2024

$50-150

Exam Fee

varies by state

The Cosmetology exam typically requires 1,500 hours of training and tests knowledge across hair, skin, and nail services. Most states require 70-75% to pass. The exam covers 10 domains including safety/sanitation (30%), client consultation, haircoloring, chemical texture services, and more. Median cosmetologist salary is $35,000 with top earners exceeding $55,000.

Sample Cosmetology Practice Questions

Try these sample questions to review concepts for the Cosmetology exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 208+ question experience with AI tutoring.

1Which type of bacteria are round-shaped and appear in clusters resembling a bunch of grapes?
A.Streptococci
B.Staphylococci
C.Diplococci
D.Bacilli
Explanation: Staphylococci are round-shaped (cocci) bacteria that grow in grape-like clusters. They are among the most common bacteria that cause skin infections in salons. Streptococci form chains, diplococci appear in pairs, and bacilli are rod-shaped.
2What is the difference between bacteria that are pathogenic and those that are nonpathogenic?
A.Pathogenic bacteria are larger than nonpathogenic bacteria
B.Pathogenic bacteria are harmful and cause disease; nonpathogenic are harmless
C.Nonpathogenic bacteria cause disease; pathogenic bacteria are harmless
D.There is no significant difference between the two types
Explanation: Pathogenic bacteria are harmful microorganisms that can cause disease and infection. Nonpathogenic bacteria are harmless and may even be beneficial, such as those that help decompose organic matter or aid in digestion. Understanding this distinction is fundamental to infection control in cosmetology.
3Bacteria can exist in two forms: the active (vegetative) stage and the inactive stage. In the inactive stage, bacteria form a protective coating called a:
A.Flagella
B.Mitosis shell
C.Spore
D.Biofilm
Explanation: When conditions become unfavorable (lack of food, moisture, or suitable temperature), certain bacteria can form spores. A spore is a tough, protective outer coating that allows the bacterium to survive harsh environments. Spore-forming bacteria are especially difficult to destroy and require higher-level disinfection or sterilization.
4Which of the following is an example of a bloodborne pathogen that cosmetologists must be aware of?
A.Tinea pedis
B.Hepatitis B virus (HBV)
C.Head lice
D.Dandruff
Explanation: Hepatitis B virus (HBV) is a bloodborne pathogen that can be transmitted through contact with infected blood or body fluids. Cosmetologists must follow standard precautions because accidental cuts can expose them to bloodborne pathogens. HIV and Hepatitis C are also bloodborne pathogens. Tinea pedis is a fungal infection (athlete's foot), and head lice and dandruff are not bloodborne.
5A cosmetologist accidentally cuts a client during a service. What is the FIRST action the cosmetologist should take?
A.Continue the service and address the cut afterward
B.Stop the service, put on gloves, and apply antiseptic and a bandage
C.Ask the client to apply pressure while finishing the service
D.Disinfect the tool and continue working
Explanation: When an accidental cut occurs, the cosmetologist must immediately stop the service, put on gloves (to protect against bloodborne pathogens), apply an EPA-registered antiseptic, and bandage the wound. The contaminated tool must be properly disinfected before reuse. Continuing the service before addressing the cut violates infection control protocols.
6Which type of infection can be spread through contaminated salon implements, such as nail files or combs?
A.Systemic infection
B.Congenital infection
C.Local infection
D.Autoimmune infection
Explanation: A local infection is confined to a specific area of the body, such as a cut that becomes infected. Contaminated salon implements can introduce bacteria, fungi, or viruses into broken skin, causing local infections. This is why proper cleaning and disinfection of all implements between clients is essential. Systemic infections affect the whole body, and congenital infections are present at birth.
7Rod-shaped bacteria that can cause conditions such as tetanus, typhoid fever, and tuberculosis are known as:
A.Cocci
B.Spirilla
C.Bacilli
D.Diplococci
Explanation: Bacilli are rod-shaped bacteria. They are the most common type of bacteria and include the organisms responsible for tetanus (Clostridium tetani), typhoid fever (Salmonella typhi), and tuberculosis (Mycobacterium tuberculosis). Cocci are round, spirilla are spiral/corkscrew-shaped, and diplococci are cocci that grow in pairs.
8What is the correct order of decontamination from the lowest to the highest level?
A.Sterilization, disinfection, sanitation
B.Sanitation, disinfection, sterilization
C.Disinfection, sanitation, sterilization
D.Sanitation, sterilization, disinfection
Explanation: The three levels of decontamination from lowest to highest are: sanitation (cleaning to reduce germs), disinfection (killing most pathogens on nonporous surfaces), and sterilization (destroying all microbial life including spores). In a salon, sterilization is typically only achieved with an autoclave. Most salon implements require disinfection after cleaning.
9An EPA-registered, hospital-grade disinfectant is required for salon use primarily because it:
A.Is less expensive than other disinfectants
B.Has a pleasant scent that clients prefer
C.Is effective against bacteria, fungi, and viruses including HIV and HBV
D.Does not need contact time to be effective
Explanation: EPA-registered, hospital-grade disinfectants are required because they are proven effective against a broad spectrum of pathogens including bacteria, fungi, and viruses such as HIV and Hepatitis B. The EPA registration ensures the product has been tested and verified for its disinfecting claims. All disinfectants require proper contact time to be effective.
10Which of the following statements about quaternary ammonium compounds (quats) used in salons is TRUE?
A.Quats are effective disinfectants when used at proper concentration and contact time
B.Quats can sterilize implements if left soaking overnight
C.Quats are only effective against bacteria and not viruses
D.Quats do not require dilution before use
Explanation: Quaternary ammonium compounds (quats) are effective salon disinfectants when used at the proper concentration and allowed adequate contact time as specified on the product label. They are effective against bacteria, fungi, and certain viruses. However, quats cannot achieve sterilization regardless of soak time. They must be mixed according to manufacturer directions for proper efficacy.

About the Cosmetology Exam

The State Cosmetology Licensing Exam is a comprehensive examination required to become a licensed cosmetologist. It covers hair services, skin care, nail care, sanitation, anatomy, and chemistry. Most states use the NIC National Cosmetology Theory Examination or a similar state-specific version.

Exam sponsor: State Board of Cosmetology / PSI / Pearson VUE. The requirements and fees below concern the certification or admission exam, separate from our free practice resources.

Questions

100 questions

Time Limit

2 hours

Passing Score

70-75%

Exam / Certification Fees

$50-150

Exam sponsor website

Reported exam pass rate: 60-70%. varies by state This describes exam candidates, not OpenExamPrep users or results from using our resources. 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.

30%

Safety and Infection Control

Sanitation, sterilization, disinfection, blood exposure, safety protocols

19%

Client Consultation and Analysis

Hair/scalp analysis, client communication, contraindications

10%

Haircoloring

Permanent, semi-permanent, lightening, color theory

12%

Chemical Texture Services

Perms, relaxers, curl reformation

8%

Hair Removal

Waxing, tweezing, contraindications

8%

Nail Care

Manicures, pedicures, enhancements

4%

Skin Care

Facials, skin analysis, product knowledge

3%

Haircutting

Techniques, tools, sectioning

2%

Hairstyling

Wet styling, thermal styling, finishing

4%

Eyelash/Eyebrow Services

Tinting, extensions, shaping

Preparing for the Cosmetology Exam

What You Need to Know

  • Passing score: 70-75%
  • Exam length: 100 questions
  • Time limit: 2 hours
  • Exam / certification fees: $50-150 Official sources

Using Our Practice Resources

  • Work through all 208 available questions
  • Review every answer and explanation
  • Track weak areas and revisit them
  • Use our AI tutor for tough concepts

Cosmetology: Suggested Study Strategy

1Focus heavily on sanitation and infection control — it's 30% of the exam
2Know the three levels of infection control: sterilization, disinfection, and sanitation
3Study color theory and the color wheel for haircoloring questions
4Understand the pH scale and how it relates to hair and chemical services
5Learn the different hair types and how they affect chemical service outcomes

Frequently Asked Questions

How many hours of training are required for cosmetology?

Most states require 1,500 hours of training from a state-licensed cosmetology school. Some states range from 1,000-2,100 hours. California requires 1,000 hours, while some states require up to 2,100 hours.

What is the passing score for the Cosmetology exam?

Most states require a passing score of 70-75% on the written theory exam. The exam typically consists of 100 questions with a 2-hour time limit. Some states also require a separate practical exam.

How long is a cosmetology license valid?

Cosmetology licenses typically need to be renewed every 1-2 years depending on your state. Most states require continuing education hours (typically 4-8 hours) for license renewal.