Test: Level 2 Hairdressing - Change hair colour


Level 2 Hairdressing - Change hair colourVersion en ligne VTCT - UN20GH9 Change hair colour Level 2 Diploma in Hairdressing par Gulnaz Rafiq 1 You can avoid developing contact dermatitis when carrying out colouring a using an antibacterial hand wash to remove products from the skin b using hand sanitiser and moisturiser between clients c using pH-balanced colouring products on the skin d wearing gloves, and keeping hands dry whenever possible 2 How would you recognise contact dermatitis? a Yellow crustations found between the fingers b Red, sore and broken skin c Fluid-filled blisters d Circles of white skin surrounded by a red ring 3 Inhaling powder lighteners over a prolonged period of time could cause a skin problems b breathing problems c canities d dermatitis 4 The International Colour Chart (ICC) identifies a how light or dark the hair is b the colour pigment added c density and texture, nationally d depth and tones, worldwide 5 Tubes of tint contain up to three numbers; the second number refers to the a lightness or darkness of the hair b colour pigments added c pre-lightening level d pre-softening level 6 To avoid a matt result when lightening from a natural ash brown to medium blonde, you should apply a toner containing a violet b gold c blue d purple 7 If a client has a base colour of 4 and they want to achieve a level 8, what should you do? a Pre-soften b Pre-harden c Pre-colour d Pre-lighten 8 The difference between semi and quasi colour is that a semi changes oxymelanin to colourless melanin and quasi contains large molecules which sit on the cuticle b semi changes melanin to colourless oxymelanin and quasi contains large molecules which sit on the cuticle c quasi contains small molecules which enter the cortex and semi contains large molecules that sit on the outer cortex d quasi contains large molecules which enter the cortex and semi contains small molecules that sit on the outer cortex 9 The difference between permanent colour and lightener is that a permanent contains small molecules that penetrate the cortex and swell, and lightener changes melanin to colourless oxymelanin b permanent contains large molecules that sit on the cuticle and lightener changes oxymelanin to colourless melanin c lightener contains small molecules which enter the cortex and permanent contains large molecules that sit on the outer cortex d lightener contains large molecules which enter the cortex and permanent contains small molecules that sit on the cuticle 10 In order to lighten normal hair by four to five shades, hydrogen peroxide should be used in which of the following strengths? a 6% b 9% c 12% d 18% 11 In order to colour grey hair hydrogen peroxide should usually be used in which of the following strengths? a 6% b 9% c 12% d 18% 12 When colouring, in order to maintain condition of porous hair you should use a permanent b semi c lightener d quasi 13 When applying a permanent colour to virgin hair, you should a apply straight through the whole area to ensure an even result b start at the roots then bring the colour through as the ends will be more porous c start on the mid-length and ends as they are more porous, and then apply to the roots d apply to the roots only and then comb the colour through just before you remove it 14 If a client has over 80% white hair, which colour product should be used in order to give full coverage? a Temporary b Semi-permanent c Quasi-permanent d Permanent 15 It is important to effectively record clients’ responses to consultation questions in order to avoid a any misinterpretation and to provide a record for future treatments b damage to the medulla, causing an ineffective treatment c contamination and cross-infection of products tools and equipment d damage to the hydrogen bonds, resulting in fragilitas crinium 16 Which process makes resistant hair take colour more effectively? a Pre-softening b Pre-lightening c Post-softening d Post-lightening 17 How should a porosity test be performed and what result would be expected? Take a strand of hair between the thumb and finger and run from a cuticle to cortex to check if the cuticle is raised, after application b roots to cortex to check if the cuticle is smooth, prior to application c points to roots and roots to points to check if the cuticle is raised, prior to application d points to medulla then medulla to points to check if the cuticle is smooth, after application 18 Heat affects the colouring and lightening process by a slowing it down b speeding it up c hydrating the hydrogen bonds d opening the cortex scales 19 How should you dilute 12% hydrogen peroxide to create 6% hydrogen peroxide? Mix a two parts hydrogen peroxide to one part distilled water b one part hydrogen peroxide to one part distilled water c three parts hydrogen peroxide to two parts distilled water d two parts hydrogen peroxide to three parts distilled water 20 How should you dilute 9% hydrogen peroxide to create 6% hydrogen peroxide? Mix a two parts hydrogen peroxide to one part distilled water b one part hydrogen peroxide to one part distilled water c three parts hydrogen peroxide to two parts distilled water d two parts hydrogen peroxide to three parts distilled water 21 It is important to restore the natural pH balance of the hair after the colouring and lightening process in order to a strengthen the hair b weaken the hair c soften the colour d darken the colour 22 When removing products from developed areas, it is important to avoid disturbing areas that are still processing in order to avoid a medulla damage b contra-indications c colour development d colour seepage 23 It is important to emulsify colour prior to removal in order to a lift any skin staining and remove the product effectively b even out the pH value of the hair and close the cuticles c prevent cross-infection and aid removal of the product d avoid contact with hazardous substances 24 It is important to leave the hair and scalp free of colouring and lightening products as this will a prevent skin sensitivities b prevent medulla damage c return the hair to its natural pH d return the hair to its alpha keratin state 25 If metallic salts are present in the hair when you carry out a colour treatment, which of the following would happen due to the chemical reaction? a The hydrogen bonds could be damaged b The hair will discolour, heat up and disintegrate c The anagen phase may not last as long as normal d The hair will revert to the natural beta keratin state 26 To check the development of colour on a client, it is advisable to perform a a porosity test b an incompatibility test c a colour test d a skin test 27 To neutralise a colour result that is too yellow, you should apply a toner containing a gold b violet c green d red 28 Colouring porous hair without changing the application method may result in a lighter tones b darker tones c an uneven effect d a highlighting effect 29 When foiling, excessive use of lightening product could result in a product seepage b creeping hydration c medulla damage d under-processing 30 Over-processing of the colouring product could result in a damage to the hydrogen bonds b creeping hydration c deterioration of hair condition d medulla damage 31 Poor application of colour could result in a over-processing b under-processing c scalp sensitivity d skin staining 32 Following a lightening service, you notice an uneven result on one area. In order to correct this you would a lighten areas using a high-lift tint b use a quasi to restore the depth and tone c spot colour the uneven area d reapply the colour to the whole head 33 The potential risks of using lightening products on previously chemically treated hair are a resistance to hydrating products b damage and breakage of the medulla c breakage and disintegration of the hair d resistance to further treatments 34 It is important to use personal protective equipment (PPE) to avoid a contact with hazardous substances b creeping oxidation c breaking salon regulations d emulsifying the colour 35 During consultation, asking clients clear questions and recording their answers effectively can safeguard the salon and the stylist against a prosecution for breaking local by-laws b legal action for damages or negligence c prosecution for sharing client information d legal action for incorrect product disposal 36 A skin test is used to identify a allergic reactions b metallic salts c porosity d elasticity 37 An incompatibility test is used to identify a scalp conditions b metallic salts c elasticity d porosity 38 A porosity test is used to identify a the hygroscopic nature of the hair b how far the hair will stretch c metallic salts d allergic reactions 39 An elasticity test is used to identify a the hygroscopic nature of the hair b allergic reactions to chemicals c the tensile strength of the hair d scalp conditions 40 How and when should a colour test be carried out? a Remove a little of the developing product during aftercare to ensure the external hair condition and colour are correct b Remove a little of the developing product during the service to establish whether the target shade has been achieved c Apply a small amount of oxidised product in the crook of the elbow, d Apply the product at the nape of the neck to allow development, according to manufacturer’s instructions; no reaction should occur 41 Failure to follow the manufacturer’s instructions when carrying out a skin test could result in a an uneven colour application b an allergic reaction c incorrect pre-pigmentation d a build-up of metallic salts 42 How should a skin test be performed? Apply a the product at the nape of the neck prior to the colouring service; no reaction should occur b a small amount of oxidised product in the crook of the elbow, c a small amount of product following the manufacturer’s instructions, d hydrogen peroxide at the appropriate level to an area of skin, 24-48 hours prior to the colour service; no reaction should occur 43 How should an elasticity test be performed? Before any service, you should hold a strand of hair by the a root and point then pull gently; the hair should stretch to twice its original length b root and point then pull gently; the hair should stretch and return c root only then pull gently; the hair may snap d point only then pull gently; the hair may break 44 How should an incompatibility test be performed and what result would be a Place a test cutting into a solution of 20:1 liquid hydrogen peroxide and ammonium hydroxide for up to 30 minutes; no reaction should occur b Place a test cutting into a solution of 20:1 liquid hydrogen peroxide and disulphide for up to 30 minutes; bubbling and fizzing should occur c Take a test cutting and place into a solution of 1:20 relaxing agent and metallic salts for up to 30 minutes; no reaction should occur d Take a test cutting and place into a solution of 1:20 metallic salts with ammonium hydroxide for up to 30 minutes; bubbling and fizzing should occur 45 If a client’s hair fails an elasticity test prior to a colour service, what action would you take and why? a Continue with the service with caution to prevent damage to the hydrogen bonds b Offer an alternative service to avoid further damage c Book the same service for another day to give the hair a recovery period d Apply a conditioning treatment to avoid further damage 46 What are the potential consequences of failing to carry out tests? a Deterioration of hair condition b Damage to hydrogen bonds c Damage to the hair growth cycle d Deterioration of the medulla fibrils 47 If a client experiences a reaction to a test, which of the following actions should you take? a Continue the service with caution b Remove the product and continue with the service c Remove the product and refer the client to your supervisor d Apply a conditioning treatment to avoid further damage 48 It is important to record test results a for future reference b to avoid creeping oxidation c to comply with local by-laws d for future promotions 49 When should you adapt your usual sequence of colouring application? For a tone, to take into account salon temperature b virgin hair, to take into account body heat c a full head, to take into account salon temperature d a partial application, to take into account body heat 50 When lightening chemically treated hair, which product should be used in order to maximise the condition? a Powdered lightener b A bleach bath c A high-lift tint d Ammonium hydroxide 51 What should you do if upon completion of a root application you notice two patches of hair you have missed? a Apply colour immediately to those areas and check the rest of the application b Remove the colour immediately and reapply to the whole head c Apply a darker shade to those areas and check the rest of the application d Remove the colour immediately and apply a lighter shade to the whole head

1

You can avoid developing contact dermatitis when carrying out colouring

a

using an antibacterial hand wash to remove products from the skin

b

using hand sanitiser and moisturiser between clients

c

using pH-balanced colouring products on the skin

d

wearing gloves, and keeping hands dry whenever possible

2

How would you recognise contact dermatitis?

a

Yellow crustations found between the fingers

b

Red, sore and broken skin

c

Fluid-filled blisters

d

Circles of white skin surrounded by a red ring

3

Inhaling powder lighteners over a prolonged period of time could cause

a

skin problems

b

breathing problems

c

canities

d

dermatitis

4

The International Colour Chart (ICC) identifies

a

how light or dark the hair is

b

the colour pigment added

c

density and texture, nationally

d

depth and tones, worldwide

5

Tubes of tint contain up to three numbers; the second number refers to the

a

lightness or darkness of the hair

b

colour pigments added

c

pre-lightening level

d

pre-softening level

6

To avoid a matt result when lightening from a natural ash brown to medium blonde, you should apply a toner containing

a

violet

b

gold

c

blue

d

purple

7

If a client has a base colour of 4 and they want to achieve a level 8, what should you do?

a

Pre-soften

b

Pre-harden

c

Pre-colour

d

Pre-lighten

8

The difference between semi and quasi colour is that

a

semi changes oxymelanin to colourless melanin and quasi contains large molecules which sit on the cuticle

b

semi changes melanin to colourless oxymelanin and quasi contains large molecules which sit on the cuticle

c

quasi contains small molecules which enter the cortex and semi contains large molecules that sit on the outer cortex

d

quasi contains large molecules which enter the cortex and semi contains small molecules that sit on the outer cortex

9

The difference between permanent colour and lightener is that

a

permanent contains small molecules that penetrate the cortex and swell, and lightener changes melanin to colourless oxymelanin

b

permanent contains large molecules that sit on the cuticle and lightener changes oxymelanin to colourless melanin

c

lightener contains small molecules which enter the cortex and permanent contains large molecules that sit on the outer cortex

d

lightener contains large molecules which enter the cortex and permanent contains small molecules that sit on the cuticle

10

In order to lighten normal hair by four to five shades, hydrogen peroxide should be used in which of the following strengths?

a

6%

b

9%

c

12%

d

18%

11

In order to colour grey hair hydrogen peroxide should usually be used in which of the following strengths?

a

6%

b

9%

c

12%

d

18%

12

When colouring, in order to maintain condition of porous hair you should use

a

permanent

b

semi

c

lightener

d

quasi

13

When applying a permanent colour to virgin hair, you should

a

apply straight through the whole area to ensure an even result

b

start at the roots then bring the colour through as the ends will be more porous

c

start on the mid-length and ends as they are more porous, and then apply to the roots

d

apply to the roots only and then comb the colour through just before you remove it

14

If a client has over 80% white hair, which colour product should be used in order to give full coverage?

a

Temporary

b

Semi-permanent

c

Quasi-permanent

d

Permanent

15

It is important to effectively record clients’ responses to consultation questions in order to avoid

a

any misinterpretation and to provide a record for future treatments

b

damage to the medulla, causing an ineffective treatment

c

contamination and cross-infection of products tools and equipment

d

damage to the hydrogen bonds, resulting in fragilitas crinium

16

Which process makes resistant hair take colour more effectively?

a

Pre-softening

b

Pre-lightening

c

Post-softening

d

Post-lightening

17

How should a porosity test be performed and what result would be expected? Take a strand of hair between the thumb and finger and run from

a

cuticle to cortex to check if the cuticle is raised, after application

b

roots to cortex to check if the cuticle is smooth, prior to application

c

points to roots and roots to points to check if the cuticle is raised, prior to application

d

points to medulla then medulla to points to check if the cuticle is smooth, after application

18

Heat affects the colouring and lightening process by

a

slowing it down

b

speeding it up

c

hydrating the hydrogen bonds

d

opening the cortex scales

19

How should you dilute 12% hydrogen peroxide to create 6% hydrogen peroxide? Mix

a

two parts hydrogen peroxide to one part distilled water

b

one part hydrogen peroxide to one part distilled water

c

three parts hydrogen peroxide to two parts distilled water

d

two parts hydrogen peroxide to three parts distilled water

20

How should you dilute 9% hydrogen peroxide to create 6% hydrogen peroxide? Mix

a

two parts hydrogen peroxide to one part distilled water

b

one part hydrogen peroxide to one part distilled water

c

three parts hydrogen peroxide to two parts distilled water

d

two parts hydrogen peroxide to three parts distilled water

21

It is important to restore the natural pH balance of the hair after the colouring and lightening process in order to

a

strengthen the hair

b

weaken the hair

c

soften the colour

d

darken the colour

22

When removing products from developed areas, it is important to avoid disturbing areas that are still processing in order to avoid

a

medulla damage

b

contra-indications

c

colour development

d

colour seepage

23

It is important to emulsify colour prior to removal in order to

a

lift any skin staining and remove the product effectively

b

even out the pH value of the hair and close the cuticles

c

prevent cross-infection and aid removal of the product

d

avoid contact with hazardous substances

24

It is important to leave the hair and scalp free of colouring and lightening products as this will

a

prevent skin sensitivities

b

prevent medulla damage

c

return the hair to its natural pH

d

return the hair to its alpha keratin state

25

If metallic salts are present in the hair when you carry out a colour treatment, which of the following would happen due to the chemical reaction?

a

The hydrogen bonds could be damaged

b

The hair will discolour, heat up and disintegrate

c

The anagen phase may not last as long as normal

d

The hair will revert to the natural beta keratin state

26

To check the development of colour on a client, it is advisable to perform

a

a porosity test

b

an incompatibility test

c

a colour test

d

a skin test

27

To neutralise a colour result that is too yellow, you should apply a toner containing

a

gold

b

violet

c

green

d

red

28

Colouring porous hair without changing the application method may result in

a

lighter tones

b

darker tones

c

an uneven effect

d

a highlighting effect

29

When foiling, excessive use of lightening product could result in

a

product seepage

b

creeping hydration

c

medulla damage

d

under-processing

30

Over-processing of the colouring product could result in

a

damage to the hydrogen bonds

b

creeping hydration

c

deterioration of hair condition

d

medulla damage

31

Poor application of colour could result in

a

over-processing

b

under-processing

c

scalp sensitivity

d

skin staining

32

Following a lightening service, you notice an uneven result on one area. In order to correct this you would

a

lighten areas using a high-lift tint

b

use a quasi to restore the depth and tone

c

spot colour the uneven area

d

reapply the colour to the whole head

33

The potential risks of using lightening products on previously chemically treated hair are

a

resistance to hydrating products

b

damage and breakage of the medulla

c

breakage and disintegration of the hair

d

resistance to further treatments

34

It is important to use personal protective equipment (PPE) to avoid

a

contact with hazardous substances

b

creeping oxidation

c

breaking salon regulations

d

emulsifying the colour

35

During consultation, asking clients clear questions and recording their answers effectively can safeguard the salon and the stylist against

a

prosecution for breaking local by-laws

b

legal action for damages or negligence

c

prosecution for sharing client information

d

legal action for incorrect product disposal

36

A skin test is used to identify

a

allergic reactions

b

metallic salts

c

porosity

d

elasticity

37

An incompatibility test is used to identify

a

scalp conditions

b

metallic salts

c

elasticity

d

porosity

38

A porosity test is used to identify

a

the hygroscopic nature of the hair

b

how far the hair will stretch

c

metallic salts

d

allergic reactions

39

An elasticity test is used to identify

a

the hygroscopic nature of the hair

b

allergic reactions to chemicals

c

the tensile strength of the hair

d

scalp conditions

40

How and when should a colour test be carried out?

a

Remove a little of the developing product during aftercare to ensure the external hair condition and colour are correct

b

Remove a little of the developing product during the service to establish whether the target shade has been achieved

c

Apply a small amount of oxidised product in the crook of the elbow,

d

Apply the product at the nape of the neck to allow development, according to manufacturer’s instructions; no reaction should occur

41

Failure to follow the manufacturer’s instructions when carrying out a skin test could result in

a

an uneven colour application

b

an allergic reaction

c

incorrect pre-pigmentation

d

a build-up of metallic salts

42

How should a skin test be performed? Apply

a

the product at the nape of the neck prior to the colouring service; no reaction should occur

b

a small amount of oxidised product in the crook of the elbow,

c

a small amount of product following the manufacturer’s instructions,

d

hydrogen peroxide at the appropriate level to an area of skin, 24-48 hours prior to the colour service; no reaction should occur

43

How should an elasticity test be performed? Before any service, you should hold a strand of hair by the

a

root and point then pull gently; the hair should stretch to twice its original length

b

root and point then pull gently; the hair should stretch and return

c

root only then pull gently; the hair may snap

d

point only then pull gently; the hair may break

44

How should an incompatibility test be performed and what result would be

a

Place a test cutting into a solution of 20:1 liquid hydrogen peroxide and ammonium hydroxide for up to 30 minutes; no reaction should occur

b

Place a test cutting into a solution of 20:1 liquid hydrogen peroxide and disulphide for up to 30 minutes; bubbling and fizzing should occur

c

Take a test cutting and place into a solution of 1:20 relaxing agent and metallic salts for up to 30 minutes; no reaction should occur

d

Take a test cutting and place into a solution of 1:20 metallic salts with ammonium hydroxide for up to 30 minutes; bubbling and fizzing should occur

45

If a client’s hair fails an elasticity test prior to a colour service, what action would you take and why?

a

Continue with the service with caution to prevent damage to the hydrogen bonds

b

Offer an alternative service to avoid further damage

c

Book the same service for another day to give the hair a recovery period

d

Apply a conditioning treatment to avoid further damage

46

What are the potential consequences of failing to carry out tests?

a

Deterioration of hair condition

b

Damage to hydrogen bonds

c

Damage to the hair growth cycle

d

Deterioration of the medulla fibrils

47

If a client experiences a reaction to a test, which of the following actions should you take?

a

Continue the service with caution

b

Remove the product and continue with the service

c

Remove the product and refer the client to your supervisor

d

Apply a conditioning treatment to avoid further damage

48

It is important to record test results

a

for future reference

b

to avoid creeping oxidation

c

to comply with local by-laws

d

for future promotions

49

When should you adapt your usual sequence of colouring application? For

a

tone, to take into account salon temperature

b

virgin hair, to take into account body heat

c

a full head, to take into account salon temperature

d

a partial application, to take into account body heat

50

When lightening chemically treated hair, which product should be used in order to maximise the condition?

a

Powdered lightener

b

A bleach bath

c

A high-lift tint

d

Ammonium hydroxide

51

What should you do if upon completion of a root application you notice two patches of hair you have missed?

a

Apply colour immediately to those areas and check the rest of the application

b

Remove the colour immediately and reapply to the whole head

c

Apply a darker shade to those areas and check the rest of the application

d

Remove the colour immediately and apply a lighter shade to the whole head

Level 2 Hairdressing - Change hair colour

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