General Contractor License - KB2 Study
Prep - Full Set Exam UPDATED ACTUAL
QUESTIONS AND CORRECT ANSWERS
At what stage of the construction process would the builder cut out the sole plate in a door
opening? - CORRECT ANSWER after the wall has been erected and braced
When wide square edge boards are being used for board and batten siding, how should the
batten strips be nailed ? - CORRECT ANSWER to only one siding board
According to the code, the minimum allowable height of a guardrail at a restaurant deck (or
any commercial building) is _____ inches above the finished floor height of the deck or
balcony. - CORRECT ANSWER 42
If the blueprint does not disclose an exterior doors rough opening, then the standard practice
would be to frame the width _____ oversize. - CORRECT ANSWER 2 inches
How are resilient channels used in drywall application? - CORRECT ANSWER to
decrease sound transmission in walls and partitions
What screws are used to attach steel studs to the top and bottom steel track? - CORRECT
ANSWER pan head, type S. It attaches stud to runner up to 14-ga
In single family dwelling sleeping rooms, the minimum net clear opening width of windows,
which are required for emergency egress or rescue, is _____ inches. - CORRECT
ANSWER 20
According to the code what is the minimum slope on which asphalt strip shingles may be
installed? - CORRECT ANSWER 2:12
,According to Code the MAXIMUM diameter of a hole that may be bored in a 2 by 10 joist is
_____ inches. - CORRECT ANSWER 3
According to the Code, notches allowed in the top or bottom of joists shall not exceed what
fraction of the depth of the joist? - CORRECT ANSWER 1/6
While trenching and excavating, OSHA requires at least _____ feet of clear unobstructed
distance from the trenches edge to the toe or edge of the dirt or spoils pile. - CORRECT
ANSWER 2 feet
What is the actual size of a 2 x 4 surfaced dry piece of framing lumber? - CORRECT
ANSWER 1-1/2 by 3-1/2
What is the minimum height of a guardrail on a residential deck ? - CORRECT
ANSWER 36 inches
A minimum tread run for stairways (other than spiral stairs) in single family dwellings having
an occupant load of less than 10 is _____ inches. - CORRECT ANSWER 10
Dampening of the subgrade or the wood concrete forms prior to the placement of concrete
will: - CORRECT ANSWER prevent rapid extraction of the mixing water from the
concrete
Notches on the ends of joists shall not exceed _____ percent of the joist depth. - CORRECT
ANSWER 25 (1/4th)
According to code, asphalt shingles installed on roof with a slope of 4:12 or greater require
an underlayment of: - CORRECT ANSWER one layer #15 non-perforated felt
How much clearance is the wood framing required to have where a masonry chimney passes
through the roof opening? - CORRECT ANSWER 2 inches
, Asphalt shingles installed in warmer climates with a slope of 4 in 12 or more should have a
minimum underlayment of: - CORRECT ANSWER 1 layer of # 15
When should concrete curing procedures start? - CORRECT ANSWER As soon as
possible after finishing.
A kind of molding installed on the vertical wall used to accept aluminum soffit panels is: -
CORRECT ANSWER "F" Channel
A concrete slab should be bull floated as soon as possible after: - CORRECT
ANSWER screeding
According to OSHA, powered concrete trowels that are manually guided shall be equipped
with: - CORRECT ANSWER a hand release shut off switch
When workers are required to enter a trench, shoring is required if the trench is what
minimum depth? - CORRECT ANSWER 5 feet
The minimum distance that end joints shall be offset in double top plates is _____ inches. -
CORRECT ANSWER 24
The minimum overlap of vertical joints of felt or paper, which is applied to exterior walls, as
a weather resistant barrier, is _____ inches. - CORRECT ANSWER Not less than 6
How do you calculate cubic yards ? - CORRECT ANSWER LxWxH=
then divide by 27 = Cubic Yards
What size screw should be used to attach steel sheathing to a metal structure? - CORRECT
ANSWER Self tapping #8
Prep - Full Set Exam UPDATED ACTUAL
QUESTIONS AND CORRECT ANSWERS
At what stage of the construction process would the builder cut out the sole plate in a door
opening? - CORRECT ANSWER after the wall has been erected and braced
When wide square edge boards are being used for board and batten siding, how should the
batten strips be nailed ? - CORRECT ANSWER to only one siding board
According to the code, the minimum allowable height of a guardrail at a restaurant deck (or
any commercial building) is _____ inches above the finished floor height of the deck or
balcony. - CORRECT ANSWER 42
If the blueprint does not disclose an exterior doors rough opening, then the standard practice
would be to frame the width _____ oversize. - CORRECT ANSWER 2 inches
How are resilient channels used in drywall application? - CORRECT ANSWER to
decrease sound transmission in walls and partitions
What screws are used to attach steel studs to the top and bottom steel track? - CORRECT
ANSWER pan head, type S. It attaches stud to runner up to 14-ga
In single family dwelling sleeping rooms, the minimum net clear opening width of windows,
which are required for emergency egress or rescue, is _____ inches. - CORRECT
ANSWER 20
According to the code what is the minimum slope on which asphalt strip shingles may be
installed? - CORRECT ANSWER 2:12
,According to Code the MAXIMUM diameter of a hole that may be bored in a 2 by 10 joist is
_____ inches. - CORRECT ANSWER 3
According to the Code, notches allowed in the top or bottom of joists shall not exceed what
fraction of the depth of the joist? - CORRECT ANSWER 1/6
While trenching and excavating, OSHA requires at least _____ feet of clear unobstructed
distance from the trenches edge to the toe or edge of the dirt or spoils pile. - CORRECT
ANSWER 2 feet
What is the actual size of a 2 x 4 surfaced dry piece of framing lumber? - CORRECT
ANSWER 1-1/2 by 3-1/2
What is the minimum height of a guardrail on a residential deck ? - CORRECT
ANSWER 36 inches
A minimum tread run for stairways (other than spiral stairs) in single family dwellings having
an occupant load of less than 10 is _____ inches. - CORRECT ANSWER 10
Dampening of the subgrade or the wood concrete forms prior to the placement of concrete
will: - CORRECT ANSWER prevent rapid extraction of the mixing water from the
concrete
Notches on the ends of joists shall not exceed _____ percent of the joist depth. - CORRECT
ANSWER 25 (1/4th)
According to code, asphalt shingles installed on roof with a slope of 4:12 or greater require
an underlayment of: - CORRECT ANSWER one layer #15 non-perforated felt
How much clearance is the wood framing required to have where a masonry chimney passes
through the roof opening? - CORRECT ANSWER 2 inches
, Asphalt shingles installed in warmer climates with a slope of 4 in 12 or more should have a
minimum underlayment of: - CORRECT ANSWER 1 layer of # 15
When should concrete curing procedures start? - CORRECT ANSWER As soon as
possible after finishing.
A kind of molding installed on the vertical wall used to accept aluminum soffit panels is: -
CORRECT ANSWER "F" Channel
A concrete slab should be bull floated as soon as possible after: - CORRECT
ANSWER screeding
According to OSHA, powered concrete trowels that are manually guided shall be equipped
with: - CORRECT ANSWER a hand release shut off switch
When workers are required to enter a trench, shoring is required if the trench is what
minimum depth? - CORRECT ANSWER 5 feet
The minimum distance that end joints shall be offset in double top plates is _____ inches. -
CORRECT ANSWER 24
The minimum overlap of vertical joints of felt or paper, which is applied to exterior walls, as
a weather resistant barrier, is _____ inches. - CORRECT ANSWER Not less than 6
How do you calculate cubic yards ? - CORRECT ANSWER LxWxH=
then divide by 27 = Cubic Yards
What size screw should be used to attach steel sheathing to a metal structure? - CORRECT
ANSWER Self tapping #8
