CSLB CONTRACTOR B EXAM PLASTER
(STUCCO) NEWEST STUDY QUESTIONS AND
CORRECT ANSWERS LATEST GUIDE 2026 .
, 1. inside or outside✓✓ CORRECT ANSWER Portland cement plaster is a versatile facing material that can be applied to any flat or curved surface either
or of any structure or building
2. they're the same✓✓ CORRECT ANSWER what is the ditterence between Portland cement plaster and Portland cement stucco
3. scratch, brown and finish✓✓ CORRECT ANSWER 3 coats in typical plaster install over metal reinforcement with or without solid backing.
4. 2 coat✓✓ CORRECT ANSWER work may be used over solid masonry or concretes surfaces that are reasonably true planes and provide adequate
bond
5. single coat✓✓ CORRECT ANSWER Some backgrounds, such as smooth concrete, have level surfaces and uniform suction that make thin,
plastering possible
6. add pigments while preparing the mixture✓✓ CORRECT ANSWER how do you give the stucco coloer
7. hard, strong, fire resistant, color retentive and durable to weather conditions-
✓✓ CORRECT ANSWER name 5 characteristics of plaster in its hard state
8. portland cement and gypsum✓✓ CORRECT ANSWER Two of the main materials used to make up plaster are
and
9. accelerator✓✓ CORRECT ANSWER An admixture that speeds the rate of hydration of hydraulic cement, shortens the normal time of setting or increases the rate of
hardening, or strength development, or both, of cement plaster
10. Addition (improperly called additive)✓✓ CORRECT ANSWER A substance that is inter-ground or blended in limited amounts into a
hydraulic cement during manufacture - not at the jobsite — either as a processing addition to aid in manufacturing and handling the cement or as a functional addition to
modify the use properties of the cement
11. admixture✓✓ CORRECT ANSWER A material, other than water, aggregates, and hydraulic cement, used as an ingredient of plaster and added to the batch
immediately before or during mixing.
12. Air-entraining hydraulic cement✓✓ CORRECT ANSWER Hydraulic cement containing an air-entraining addition in an amount that cause the
cement to entrain air in plaster within specified limits
(STUCCO) NEWEST STUDY QUESTIONS AND
CORRECT ANSWERS LATEST GUIDE 2026 .
, 1. inside or outside✓✓ CORRECT ANSWER Portland cement plaster is a versatile facing material that can be applied to any flat or curved surface either
or of any structure or building
2. they're the same✓✓ CORRECT ANSWER what is the ditterence between Portland cement plaster and Portland cement stucco
3. scratch, brown and finish✓✓ CORRECT ANSWER 3 coats in typical plaster install over metal reinforcement with or without solid backing.
4. 2 coat✓✓ CORRECT ANSWER work may be used over solid masonry or concretes surfaces that are reasonably true planes and provide adequate
bond
5. single coat✓✓ CORRECT ANSWER Some backgrounds, such as smooth concrete, have level surfaces and uniform suction that make thin,
plastering possible
6. add pigments while preparing the mixture✓✓ CORRECT ANSWER how do you give the stucco coloer
7. hard, strong, fire resistant, color retentive and durable to weather conditions-
✓✓ CORRECT ANSWER name 5 characteristics of plaster in its hard state
8. portland cement and gypsum✓✓ CORRECT ANSWER Two of the main materials used to make up plaster are
and
9. accelerator✓✓ CORRECT ANSWER An admixture that speeds the rate of hydration of hydraulic cement, shortens the normal time of setting or increases the rate of
hardening, or strength development, or both, of cement plaster
10. Addition (improperly called additive)✓✓ CORRECT ANSWER A substance that is inter-ground or blended in limited amounts into a
hydraulic cement during manufacture - not at the jobsite — either as a processing addition to aid in manufacturing and handling the cement or as a functional addition to
modify the use properties of the cement
11. admixture✓✓ CORRECT ANSWER A material, other than water, aggregates, and hydraulic cement, used as an ingredient of plaster and added to the batch
immediately before or during mixing.
12. Air-entraining hydraulic cement✓✓ CORRECT ANSWER Hydraulic cement containing an air-entraining addition in an amount that cause the
cement to entrain air in plaster within specified limits
