CR-1/CR-1 Drywall and Acoustical
Systems Exam Verified Rated A+
A Carpenter has build a straight stairway with a 78 inch headroom clearance. According
to the code, the headroom of the stairway is? - ANSWER-2 inches lower than required
A construction material or device installed to restrict the movement of air within open
space for concealed areas, such as crawl spaces or attics best define? - ANSWER-
Draft stop
A contractor is applying gypsum plaster over metal lath, how many coats are required? -
ANSWER-3
A drywall screw gun should be adjusted so that the screw head is driven? - ANSWER-
1/32 inch below the surface
A room is 12ft by 16ft and has an 8ft ceiling. How many 4ft by 8ft sheets of drywall will
be required to cover entire room. - ANSWER-20 sheets
A room is 12ft by 16ft and has an 8ft ceiling. The amount of gypsum board required to
cover the walls in the ceiling is? Do not allow for any openings. - ANSWER-640 square
feet
A room measures 12ft by 16ft 6inches and has a 9ft ceiling. How many square feet of
drywall are required to cover the walls and ceiling? Do not deduct for any doors or
windows. - ANSWER-711 square feet
A wall is 19ft 6 inch tall and has 1 layer of drywall on each side. If 25 gage metal studs
are spaced at 16 inches O.C. What is the minimum depth of the stud that may be used?
- ANSWER-6 inches
According to OSHA, all scaffolding, work levels, 6 feet or higher above the ground shall
have a guard rail, which is not less than how many inches high? - ANSWER-36 inches
According to OSHA, what is the max distance that a scaffold plank may extend over it
end support? - ANSWER-12 inches
According to OSHA, what is the max height to base ratio allowed for scaffolding before
tipping restraints are required? - ANSWER-4:1
According to the building code, what is the max stud spacing for 1/2 inch gypsum
sheating? - ANSWER-24 inches
, Adhesives are used to install 4ft by 8ft sheet of drywall to a wall with studs spaced at 16
inches O.C. How many field fasteners are required? - ANSWER-0
All of the following are types of edges available for gypsum board, except? - ANSWER-
Unfinished
An employee is working on stilts in an area where fall protection is required, the stilts
are 24 inches high. According to OSHA, a guardrail system shall be installed that is
approximately how many inches high? - ANSWER-66 inches
An employer is responsible to have all the following accessible except? - ANSWER-A
portable defibrillator
Classification of type "X" gypsum board refers to the panels? - ANSWER-Fire
resistance
Control joints should be used in drywall partitions when the wall surface in any either
direction exceeds? - ANSWER-30 feet
Control joints should be used in the face of interior gypsum ceilings that have perimeter
relief when the size of the surface exceeds what length? - ANSWER-50 feet
Describe type "X" drywall? - ANSWER-It has fire resistant core additives
Drywall serves to protect building elements because of its unique ability to provide? -
ANSWER-Heat insulating barrier
Flexible metal corner tape is attached by using? - ANSWER-Standard joint compound
For drywall, in which direction should the board always be installed? - ANSWER-The
leading edge is attached to the open or unsupported edge of the steel flange.
Gypsum wall board covering used in structures is primarily to? - ANSWER-Be used to
protect the structural element from heat and fire.
How are resilient channels used in drywall application? - ANSWER-To decrease sound
transmission in walls and partitions
How deep should screws penetrate wood studs when applying veneer plaster? -
ANSWER-5/8 inches
How far from the ceiling should you start nailing the wall to prevent cracks caused by
setting? - ANSWER-8 inches
How many coats of joint compound are over tape on a level 4 finish? - ANSWER-3
Systems Exam Verified Rated A+
A Carpenter has build a straight stairway with a 78 inch headroom clearance. According
to the code, the headroom of the stairway is? - ANSWER-2 inches lower than required
A construction material or device installed to restrict the movement of air within open
space for concealed areas, such as crawl spaces or attics best define? - ANSWER-
Draft stop
A contractor is applying gypsum plaster over metal lath, how many coats are required? -
ANSWER-3
A drywall screw gun should be adjusted so that the screw head is driven? - ANSWER-
1/32 inch below the surface
A room is 12ft by 16ft and has an 8ft ceiling. How many 4ft by 8ft sheets of drywall will
be required to cover entire room. - ANSWER-20 sheets
A room is 12ft by 16ft and has an 8ft ceiling. The amount of gypsum board required to
cover the walls in the ceiling is? Do not allow for any openings. - ANSWER-640 square
feet
A room measures 12ft by 16ft 6inches and has a 9ft ceiling. How many square feet of
drywall are required to cover the walls and ceiling? Do not deduct for any doors or
windows. - ANSWER-711 square feet
A wall is 19ft 6 inch tall and has 1 layer of drywall on each side. If 25 gage metal studs
are spaced at 16 inches O.C. What is the minimum depth of the stud that may be used?
- ANSWER-6 inches
According to OSHA, all scaffolding, work levels, 6 feet or higher above the ground shall
have a guard rail, which is not less than how many inches high? - ANSWER-36 inches
According to OSHA, what is the max distance that a scaffold plank may extend over it
end support? - ANSWER-12 inches
According to OSHA, what is the max height to base ratio allowed for scaffolding before
tipping restraints are required? - ANSWER-4:1
According to the building code, what is the max stud spacing for 1/2 inch gypsum
sheating? - ANSWER-24 inches
, Adhesives are used to install 4ft by 8ft sheet of drywall to a wall with studs spaced at 16
inches O.C. How many field fasteners are required? - ANSWER-0
All of the following are types of edges available for gypsum board, except? - ANSWER-
Unfinished
An employee is working on stilts in an area where fall protection is required, the stilts
are 24 inches high. According to OSHA, a guardrail system shall be installed that is
approximately how many inches high? - ANSWER-66 inches
An employer is responsible to have all the following accessible except? - ANSWER-A
portable defibrillator
Classification of type "X" gypsum board refers to the panels? - ANSWER-Fire
resistance
Control joints should be used in drywall partitions when the wall surface in any either
direction exceeds? - ANSWER-30 feet
Control joints should be used in the face of interior gypsum ceilings that have perimeter
relief when the size of the surface exceeds what length? - ANSWER-50 feet
Describe type "X" drywall? - ANSWER-It has fire resistant core additives
Drywall serves to protect building elements because of its unique ability to provide? -
ANSWER-Heat insulating barrier
Flexible metal corner tape is attached by using? - ANSWER-Standard joint compound
For drywall, in which direction should the board always be installed? - ANSWER-The
leading edge is attached to the open or unsupported edge of the steel flange.
Gypsum wall board covering used in structures is primarily to? - ANSWER-Be used to
protect the structural element from heat and fire.
How are resilient channels used in drywall application? - ANSWER-To decrease sound
transmission in walls and partitions
How deep should screws penetrate wood studs when applying veneer plaster? -
ANSWER-5/8 inches
How far from the ceiling should you start nailing the wall to prevent cracks caused by
setting? - ANSWER-8 inches
How many coats of joint compound are over tape on a level 4 finish? - ANSWER-3
