Cosmetology Test Haircolor and Lightening Questions and Answers

Question 1

A client with level 6 hair wants to achieve a pale, level 10 blonde.
During the lightening process, her hair exposes strong orange and yellow tones.
To neutralize the unwanted brassiness and achieve the target shade, which toner should be used?

Accepted Answer

A toner with a violet base

Answer

A toner with a green base

Answer

A toner with a blue base

Answer

A toner with a red base

Question 2

When performing a lightener retouch on a client with 1 inch of new growth, what is the most critical application technique to prevent hair damage?

Accepted Answer

Applying the lightener only to the new growth and avoiding overlap onto the previously lightened hair

Answer

Applying a higher volume developer to the new growth to speed up processing

Answer

Overlapping the lightener onto the previously lightened hair by 1/2 inch to ensure blending

Answer

Using a lower volume developer on the previously lightened ends

Question 3

Which of the following hair coloring products does NOT require a developer and works by coating the outside of the hair cuticle?

Accepted Answer

Semi-permanent hair color

Answer

Permanent hair color

Answer

Demi-permanent hair color

Answer

Hair lightener

Question 4

A stylist mixes a permanent hair color and a 20-volume developer. What is the primary function of the hydrogen peroxide in the developer?

Accepted Answer

To lift the natural pigment and activate the color molecules

Answer

To condition the hair during the coloring process

Answer

To create a temporary stain on the hair's cuticle

Answer

To lower the pH of the hair and close the cuticle

Question 5

Before applying a new hair color formula to a client for the first time, a stylist conducts a preliminary strand test. What is the MOST important information gathered from this test?

Accepted Answer

The final color result and the required processing time

Answer

The client's natural hair level

Answer

The client's sensitivity or allergy to the product

Answer

The total cost of the service

Question 6

In a standard hair color numbering system (e.g., 6.1 or 6A), what does the number before the decimal point or the primary letter typically represent?

Accepted Answer

The level of lightness or darkness

Answer

The dominant tone or hue

Answer

The percentage of peroxide in the developer

Answer

The recommended processing time

A client with level 6 hair wants to achieve a pale, level 10 blonde.During the lightening process, her hair exposes strong orange and yellow tones.To neutralize the unwanted brassiness and achieve the target shade, which toner should be used?

A client with level 6 hair wants to achieve a pale, level 10 blonde.
During the lightening process, her hair exposes strong orange and yellow tones.
To neutralize the unwanted brassiness and achieve the target shade, which toner should be used?