Free Hawaii Cosmetology State Board Exam Practice Test

Sample Hawaii Cosmetology practice questions

Try a few representative questions below. Each includes the correct answer and a short explanation — the same style you'll see in the full practice test.

1. Question 1Chemical Peels

   A client presents with a Fitzpatrick skin type V, exhibiting significant hyperpigmentation and a history of keloid scarring. When performing a chemical peel, which of the following peel concentrations and types would be most appropriate to minimize the risk of post-inflammatory hyperpigmentation (PIH) and adverse scarring while still achieving visible results?

   • A.A 30% salicylic acid peel with a 10% TCA cross for localized dark spots.
   • B.A 15% TCA peel with a 2% hydroquinone additive, applied superficially.(Correct)
   • C.A 15% glycolic acid peel followed by a 20% lactic acid peel, applied sequentially.
   • D.A 20% resorcinol peel with a 5% phenol component, applied in a single pass.

   Explanation

   For Fitzpatrick V skin types prone to PIH and with a history of keloids, superficial to medium-depth peels are preferred. A 15% TCA peel is a medium-depth peel that can be effective. Adding 2% hydroquinone helps to further inhibit melanin production, reducing the risk of PIH. Resorcinol and phenol peels (option 3) are generally too aggressive for this skin type and scar history, and higher concentrations of salicylic or glycolic/lactic acids (options 1 and 2) may also increase PIH risk.

2. Question 2Color Theory & Application

   During a consultation, a client expresses a desire for vibrant, fashion-color highlights. Their natural hair color is a level 2 dark brown. To achieve a true, vivid blue, what is the minimum theoretical hair color level the hair must be lightened to, and what is the primary color theory principle involved in neutralizing any residual undertones?

   • A.Level 9, neutralizing yellow with a direct dye.
   • B.Level 7, neutralizing orange-yellow with blue-violet.
   • C.Level 10, neutralizing pale yellow with blue.(Correct)
   • D.Level 8, neutralizing yellow with violet.

   Explanation

   To achieve a vivid blue on a level 2 dark brown, the hair must be lifted to a level 10 (pale yellow) to ensure the blue dye has a clean canvas. Blue is a dark color, but to appear true and vibrant on naturally dark hair, the underlying pigment must be removed as much as possible. At a level 10, the residual undertone is pale yellow, which is directly neutralized by its complementary color, blue, according to the color wheel.

3. Question 3Haircolor Formulation

   A stylist is formulating a permanent hair color to lighten a client's virgin level 5 ash brown hair by two levels while also depositing a neutral brown tone. The chosen color line uses an 8-volume developer. Considering the standard lift and deposit formula, what is the approximate percentage of ammonia needed in the formula to achieve both the lift and the deposit?

   • A.Approximately 6-8% ammonia for moderate lift and deposit.
   • B.Approximately 2-3% ammonia for gentle lift and deposit.(Correct)
   • C.Approximately 8-10% ammonia for maximum lift and deposit.
   • D.Approximately 4-6% ammonia for significant lift and deposit.

   Explanation

   Permanent hair color requires ammonia (or an ammonia substitute) to open the hair cuticle and allow oxidation of the color molecules. Lower volume developers (like 8-volume) provide minimal lift (typically 1/4 to 1/2 level) and are primarily used for depositing color or minimal lightening. To achieve a two-level lift with 8-volume developer, a higher concentration of ammonia is generally needed, often in the range of 6-8% in the final mixture. However, the question implies a standard formulation where 8-vol is used for minimal lift and deposit. For deposit-only or minimal lift with low volume developers, the ammonia concentration is typically lower, around 2-3% in the final mixture, to facilitate cuticle opening for pigment penetration without excessive lifting.

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