COMPREHENSIVE STUDY GUIDE 2026
FULL QUESTIONS AND SOLUTIONS
GRADED A+
◍ Lighteners are available in three forms: powder, cream, and ______..
Answer: spray on, activator, oil, or extra.
◍ What is the process that eliminates most, but not necessarily all
microorganisms on nonporous surfaces?.
Answer: Disinfection.
◍ What is it called when clients want to return to their natural hair color after
tinting or lightening?.
Answer: Tint back.
◍ What type of colors can treat gray, white, and salt-and-pepper hair with a
yellowish cast?.
Answer: Violet-based colors.
◍ If a client wants to go from level 7 gold brown to level 4 without gold, what
color would you use?.
Answer: Level 4 violet brown.
◍ What are the step in applying a lace-front hair solution?.
Answer: 1. clean the bald area with soup and water. 2. Remove hair on the
scalp where the tape or lace is to be 3. Attach strips or two sided tape to
reinforced parts of the foundation 4. Adjust to desired position, press it
down into place
◍ What should you avoid doing when removing a lace-front hair solution?.
Answer: Pull or stretch the lace.
, ◍ When do you shampoo a relaxer?.
Answer: After the relaxer has processed.
◍ Household bleach, 5.25 percent contains what?.
Answer: Sodium hypochlorite.
◍ When do you use a toner?.
Answer: A retouch
◍ Conditioners typically range from what pH level?.
Answer: 3.0 to 5.5.
◍ If a client has dry brittle hair, what type of conditioner should you use?.
Answer: Moisture treatment.
◍ When should you use a sulfate-free shampoo?.
Answer: After a color.
◍ Stronger shampoos are found beyond what number on the pH scale?.
Answer: 6
◍ What is the pH range for temporary colors?.
Answer: 2 to 4.5.
◍ The level of hair color.
Answer: Indicated level of light color
◍ What is a disulfide bond also known as?.
Answer: Sulfur bond.
◍ What can break sulfur bonds?.
Answer: Chemicals.
◍ The set of the shears refer to?.
Answer: The angle of the blade.
◍ What is the first step in preparing a client for a shave?.
Answer: Seat the client comfortably in the chair
◍ What is the second step in preparing a client for a shave?.