TRADE 01 Flashcards
1
Q
What is the best method to use to handle an I-beam?
a. Crane
b. Nylon strap
c. Guy-rig
d. Scaffold
A
b. Nylon Strap
2
Q
Prior to painting, what is the best way to prepare the surface of a metal building?
a. Flame
b. Sandblasting
c. Power tools
d. Hand tools
A
b. Sanblasting
3
Q
What is the diameter for scaffold bracing and posts?
a. 2-1/2 inches
b. 2 inches
c. 1-1/2 inches
d. it depends on the height of scaffolding
A
b. 2 inches
4
Q
Where is a 4-prong outlet plug used?
a. Within 6 feet of a sink.
b. On the outside surface of a builiding
c. To connect a house trailer or RV vehicle
d. Never
A
c. To connect a house trailer of RV vehicle
5
Q
Tailgate safety regulations require?
a. A safety check every 10 days.
b. A meeting with the foreman every 10 days
c. Posting of safety rules
d. All of the above
A
d. All of the above
6
Q
What is specified by the term “penny” in reference to nails?
a. Size
b. Length
c. Diameter
d. Weight
A
a. Size
7
Q
How many square feet will one square of composition shingles cover?
a. 35
b. 48
c. 96
d. 120
A
c. 96
8
Q
What is a percolation test?
a. Test to determine the drain field under a concrete foundation
b. Test to determine whether the soil is porous enough to absorb effluent water & waste
c. Test to determine vapor pressure
d. None of the above
A
b. Test to determine whether the soil is porous enough to absorb effluent water & waste.
9
Q
How many square feet of ceiling tile are required for ceiling 11 feet, 3 inches by 12 feet, 9 inches?
a. 145
b. 144
c. 143
d. 132
A
b. 144
10
Q
What is the resistance of ohms, if a 110W is connected to a 220V line?
a. 440
b. 220
c. 40
d. 110
A
a. 440
11
Q
The best way to square a room is to:
a. Use a large contractor’s square
b. Make sure opposite sides are square and parallel
c. Measure the distance of each diagonal
d. Cut the boards to the same length
A
b. Make sure opposite sides are square & parallel
12
Q
The problem with a China bristle brush is that:
a. It absorbs water
b. It swells when used with oil-based paint
c. It leaves streaks when applying a clear finish coat
d. It is very expensive
A
a. It absorbs water
13
Q
Before digging, drilling or excavating at a job site, notify the Regional Underground Service Alert Notification Center?
a. At least 2 working days but not longer than 7 days before beginning work.
b. At least 3 working days but not longer than 7 days before beginning work
c. At least 2 working days but not longer than 14 days before beginning work
d. At least 3 working days but not longer than 14 days before beginning work
A
c. At least 2 working days but not longer than 14 days before beginning work
14
Q
What can you do to prevent condensation on a cold water pipe in summer?
a. Apply hose clamps
b. Paint the pipe
c. Insulate
d. Condensation can not be prevented
A
c. Insulate
15
Q
Where do the A 35’s go if used to install truss rafters?
a. Between the truss and on the top plate
b. Between the truss and inside wall
c. Between truss-block and top plate
d. None of the above
A
c. Between truss-block and top plate
16
Q
Handicap restroom must have ___.
a. Wrapped drain lines.
b. Lever handles on faucets.
c. A minimum of 48 inches of space in front of toilets.
d. All of the above.
A
d. All of the above.
17
Q
What kind of gloves is BEST to wear when welding metal studs?
a. Fingerless, since delicate welding procedures require flexibility
b. Heavy horsehide of leather
c. Lightly greased, so the welding equipment will not stick.
d. Thin and light weight, so that they can be worn in the performance of other tasks as well
A
b. Heavy horsehide of leather
18
Q
In what order would lumber be listed, from lowest to highest quality?
a. Utility, standard, #2
b. Standard, S4S, select
c. Standard, select, S4S
d. Standard, Utility, #2
A
d. Standard, Utility, #2
19
Q
How should ceramic tile be installed?
a. directly on wood surface or wall
b. with mastic over a sealed surface
c. over wire and paper only
d. none of the above
A
b. with mastic over a sealed surface
20
Q
Where would you find laws regarding high-rise scaffolding?
a. UBC
b. California Building Code
c. California Labor Code
d. Title 8, CSO Construction Safety Orders.
A
d. Title 8, CSO Construction Safety Orders.
21
Q
Which of the following glazing materials CANNOT be used in safety glazing applications?
a. acrylic
b. annealed
c. tempered
d. laminated
A
b. annealed
22
Q
Before starting a portable round blade power saw, what safety precaution should be taken?
a. Make sure the blade guard is in place.
b. Place the blade against the wood.
c. Stand behind the saw.
d. All the of above
A
a. Make sure the blade guard is in place.
23
Q
What should a contractor do prior to an inspection?
a. Know the code.
b. Go over the project with the owner.
c. Make sure areas to be inspected are done to specification.
d. Make sure uninspected work is exposed and accessible.
A
d. Make sure uninspected work is exposed and accessible.
24
Q
Which of the following scaffolds is prohibited by Cal/OSHA?
a. Jack Scaffold
b. Ladder jack scaffold
c. Winder jack scaffold
d. Pump jack scaffold
A
a. Jack Scaffold
25
A shear wall in wood frame construction is done by mounting plywood sheathing from the bottom plate to the ____?
a. To the top of the wall
b. To the top plate
c. Not more than 4' high
d. To the bottom of a window sill
b. To the top plate
26
What is the minimum penetration of a drywall screw into a wood stud?
a. 1/4 inch
b. 1/8 inch
c. 1/2 inch
d. 5/8 inch
d. 5/8 inch
27
A vertical wall, correctly installed is said to be:
a. upright
b. level
c. plumb
d. square
c. plumb
28
Which of the following wires is hot?
a. White
b. Black
c. Green
d. None of the above
b. Black
29
If plans and specs do not agree, which is correct?
a. Spec's supersede plans
b. Plans supersede specs.
c. Conflicts should be arbitrated with the architect.
d. Other.
c. Conflicts should be arbitrated(仲裁) with the architect.
30
For a pedestrian ramp to a residential building, how large much the landing be if the door swings in?
a. 60 inches by 90 inches.
b. 60 inches by 60 inches.
c. 90 inches by 60 inches.
d. 90 inches by 90 inches.
b. 60 inches by 60 inches.
31
What is the minimum standard height of an exit door?
a. 82 inches
b. 80 inches
c. 78 inches
d. 76 inches
b. 80 inches
32
How much rebar is required for a 46' wall with 2 rods and you must have a 12" overlap?
a. 48'
b. 92'
c. 96'
d. 108'
c. 96'
33
Why is it important for vertical & horizontal rebar to end up in the same bed?
a. Strength.
b. Required by code.
c. Appearance.
d. None of the above.
a. Strength.
34
What type of wood is the most common to use for roofing shingles?
a. Western Red Cedar
b. Redwood
c. Spruce
d. Teakwood
a. Western Red Cedar
35
What device is used in the field to check for elevations?
a. Level
b. plumb line
c. transit and staff
d. telescope
c. transit and staff
36
What is the minimum size (in surface square ft.) for a window to be used as an egress or escape?
a. 2.4 square feet
b. 3.0 square feet
c. 4.2 square feet
d. 5.7 square feet
d. 5.7 square feet
37
For tube and brick scaffolds, all posts, ribbons, and bracing must be made of ____ nominal O.D. (outside diameter) steel tubing.
a. 1 inch
b. 2 inch
c. 3 inch
d. 4 inch
b. 2 inch
38
Every employer in construction work must have an accident prevention program. What must it include?
a. toolbox safety meetings with the crew at least every 10 days.
b. a foreman's meeting at least once a month
c. a code of safe practices for the job
d. all of the above
d. all of the above
39
Where on a set of plan would you find the bearing walls?
a. Exterior walls
b. Walls earring a super extra load
c. Partition walls
d. Any of these
d. Any of these
40
What kind of "clips" are used to eliminate the need for blocking at roof panel seams spanning trusses or rafters?
a. A35 clips
b. H-clips
c. H3 clips
d. Truss clips
b. H-clips
41
The vertical length of the extended part of a trestle ladder must not be greater than ____ of the height of the base ladder?
a. 2/3
b. 1/2
c. 1/3
d. 1/4
b. 1/2
42
What action must be taken upon the discovery of Native American human remains or burial artifacts at a construction site?
a. Continue working, but don't disturb any human remains or artifacts
b. Stop work immediately at the site, but continue to work in any nearby construction areas.
c. Stop work immediately at the site and any nearby area reasonably suspected to have remains.
d. Continue working
c. Stop work immediately at the site and any nearby area reasonably suspected to have remains.
43
The maximum permitted height for ladder-jack scaffold is?
a. 8 feet
b. 10 feet
c. 12 feet
d. 16 feet
d. 16 feet
44
Where should a contractor look, to determine the correct size of electrical conductor for a specific task?
a. National Electrical Code (NEC)
b. Underwriters Laboratory Recommendations.
c. Uniform Building Code.
d. California Construction Code.
a. National Electrical Code (NEC)
45
Wood studs supporting headers are usually called?
a. Header studs
b. Cripple studs
c. Standard studs
d. Trimmer studs
d. Trimmer studs
46
A handrail shall extend at least ____ inches beyond the top and bottom risers.?
a. 6"
b. 8"
c. 12"
d. 14"
c. 12"
47
An appliance has a resistance of 24 Ohms and draws 0.5 Amp. According to the Ohm's Law, what voltage should be supplied?
a. 12 Volts
b. 24 Volts
c. 30 Volts
d. 20 Volts
a. 12 Volts
48
When may a contractor install battery-operated smoke detectors?
a. Anytime a smoke detector is required
b. When the building is constructed of concrete
c. In non-living quarters
d. Only in residential buildings
d. Only in residential buildings
49
How many board feet are in one piece of lumber 6 inch by 8 inch by 12 ft.?
a. 72
b. 48
c. 144
d. 576
c. 48 board feet
50
What is the minimum size framing member needed for R-22 insulation?
a. Metal
b. 4 X 4
c. 2 X 6
d. 2 X 4
c. 2 X 6
51
The cost of a 4' X 8' sheet of plywood is $22.00. What would be the total cost of plywood for the sub floor of a room measuring 16' X 24'?
a. $132.00
b. $264.00
c. $396.00
d. $528.00
b. $264.00
52
A bricklayer's jump board, no higher than ____ above the scaffold platform, is allowed.
a. You are not allowed to stack bricks on a scaffold platform.
b. 20"
c. 18"
d. 12"
b. 20"
53
What is the maximum drop when pouring concrete?
a. 4 feet
b. 6 feet
c. Enough to avoid segregation
d. 8 feet
b. 6 feet
54
In calculating the order for sheetrock in a building, which method is usually the BEST?
a. length times height of each applicable surface
b. lumber yard material take off
c. lineal footage X 2
d. square footage of building
a. length times height of each applicable surface
55
Which building codes apply when working on a private residence in a city?
a. the codes of the county where the work is done
b. federal codes which supersede all local codes
c. the codes determined to be acceptable by the local city building department
d. state codes
c. the codes determined to be acceptable by the local city building department
56
A device draws 3 Amps at 120 V. According to Ohm's Law what is the resistance?
a. 10 Ohms
b. 20 Ohms
c. 30 Ohms
d. 40 Ohms
d. 40 Ohms
57
In order to ensure the integrity of the shear panel, what should nail do?
a. penetrate the membrane 1/16 inch
b. penetrate the membrane 3/32 inch
c. penetrate the membrane 1/8 inch
d. not penetrate the membrane
d. not penetrate the membrane
58
Copper fittings must be?
a. Threaded at one end
b. Threaded at both ends
c. Soldered
d. Flanged
c. Soldered
59
What is a safe grounding method for metallic water lines?
a. mechanical bond to ground source
b. mechanical bond to ground electrode
c. mechanical bond to an electrical panel
d. mechanical bond to the main electrical panel
a. mechanical bond to ground source
60
Which of the following is used to countersink a nail?
a. Screwdriver
b. Nail set
c. Punch set
d. Countersink attachment
b. Nail set
61
Which of the following tools require a constant contact on/off switch?
a. Powered tampers
b. Rock drills
c. Circular Saw
d. All of the above
c. Circular Saw
62
Exterior type plywood used for outside walls must not be less than ____ thick?
a. 1/4"
b. 1/2"
c. 3/8"
d. 3/4"
c. 3/8"
63
A board supported by bricks on scaffold platform is called ____.
a. Illegal.
b. A jump board.
c. A jack board.
d. A ribbon ledger.
b. A jump board.
64
You can use a cast iron pipe for?
a. Gutter drains
b. Pressure lines
c. Acid waste systems
d. None of the above
a. Gutter drains
65
Length of time for grout to dry is:
a. 6 hours
b. 12 hours
c. 36 hours
d. 72 hours
d. 72 hours
66
Dielectric unions are used?
a. To protect against corrosion by acids
b. Because they are malleable
c. Because they do not rust
d. To prevent electrolysis
d. To prevent electrolysis
67
Which of the following statement is NOT true about earthquake construction?
a. The type of wall affects its stability
b. Horizontal & vertical bracing affects its stability
c. Shear wall represent vertical bracing
d. Symmetrical construction is more stable
c. Shear wall represent vertical bracing
68
What is the BEST procedure to minimize voids in concrete when laying large areas?
a. Vibrate & Tamp the concrete
b. Adjust the mix to increase plasticity.
c. Strick forms with hammer or heavy object.
d. Rod around all imbeds.
a. Vibrate & Tamp the concrete
69
Where is the best place to install a heater register?
a. Interior wall opposite a window
b. Interior wall opposite a door
c. Exterior wall under a window
d. Interior wall away from doors
c. Exterior wall under a window
70
A garage has a volume of 180,000 cubic feet. In order to exchange the air 4 times per hour, how many exhaust fans must be installed if each fan is capable of removing 1000 cubic feet per minute?
a. 6
b. 8
c. 12
d. 15
c. 12
71
The maximum height of handicap (accessible) ramp without an intermediate landing is?
a. 18"
b. 3'
c. 5'
d. 10'
c. 5'
72
How far should sheetrock be nailed from the edge?
a. 3/4 inch
b. 3/8 inch
c. 1/2 inch
d. 1/4 inch
b. 3/8 inch
73
When considering the conditions relevant to a building site and its drainage plan, which of the following should be reviewed?
a. set backs
b. Existing drainage flows
c. Drainage need for new structure
d. All of the above
c. Drainage need for new structure
74
____ is the best for rubbing and scratch resistance.
a. Latex
b. Polyurethane
c. Oil base
d. Lacquer
b. Polyurethane
75
Roof drains & overflow drains must have a strainer that extends at ____ above the roof?
a. 2"
b. 3"
c. 4"
d. 6"
c. 4"
76
2" X 4" wood studs supporting a floor, ceiling and roof may be spaced up to ____ on center?
a. 12"
b. 24"
c. 16"
d. 18"
c. 16"
77
What are the "Clips" used for when working with pre-fabricated rafter sections?
a. Joining rafters to themselves
b. Joining a rafter to an inside wall
c. Joining a rafter to another rafter
d. Connecting pieces together to form a whole rafter
b. Joining a rafter to an inside wall
78
What is specified by the term "Penny" in reference to nails?
a. Size
b. Length
c. Diameter
d. Weight
a. Size
79
The safety valve on a portable air compressor should be popped at least?
a. Daily
b. Weekly
c. Bi-Weekly
d. Monthly
b. Weekly
80
Natural gas fuel line may NOT be installed in which of the following locations?
a. in interior walls
b. in exterior walls
c. on roofs
d. Under foundations
d. Under foundations
81
Asphalt shingles should have a overhang of ____ for the starter course.
a. 1 inch
b. 3/4 inch
c. 1/2 inch
d. 5/8 inch
b. 3/4 inch
82
An important safety rule for mobile cranes is that extreme caution must be used when traveling with over 50% capacity loads. If a crane has a 30 ton capacity, this would occur with loads greater than what weight?
a. 3 ton
b. 6 ton
c. 10 ton
d. 15 ton
d. 15 ton
83
The constant-contact, on-off switch on a circular saw can be disabled:
a. by the contractor
b. by placing the saw blade next to the material being cut
c. by any worker
d. never
d. never
84
In what seismic zones are angle-braced shear walls allowed?
a. They are never allowed
b. Zones 3 & 4
c. Zones 2 & 3
d. Zones 0, 1 & 2A
d. Zones 0, 1 & 2A
85
What should a contractor do when considering which type of caulking to use to stucco exteriors?
a. Use flexible caulking.
b. Consult with the painting contractor
c. use latex caulking.
d. use material designed to be compatible with stucco products.
d. use material designed to be compatible with stucco products.
86
Beam-type platforms for suspended scaffolds must have stringers of lumber at least ____ set on edge.
a. 2" X 4"
b. 2" X 6"
c. 2" X 8"
d. 4" X 6"
b. 2" X 6"
87
Tempered glass is required for ONE of the following.
a. Sliding glass door
b. When a window is 30 inches above the floor.
c. When a window is within 18 inches of a door.
d. Exposed bottom edge is more than 18" from the floor
a. Sliding glass door
88
A Voltmeter is wired:
a. In parallel to test a de-energized circuit.
b. In parallel to test an energized circuit.
c. In series to test a De-energized circuit.
d. in series to test an energized circuit.
b. In parallel to test an energized circuit.
89
How long and under how much pressure do you pressure test a residential water system?
a. 10 psi, 15 min
b. 20 psi, 10 min
c. 50 psi, 10 min
d. 50 psi, 15 min
d. 50 psi, 15 min
90
What is the difference between a loan bearing wall & a non-load bearing wall?
a. No foundation bolts are needed on a non-load bearing wall.
b. No foundation is needed under a non-load bearing wall.
c. A non-load bearing wall does not need shear panels
d. All of the above
d. All of the above
91
What is the minimum size allowed for a water supply pipe to a residential building?
a. 1/2"
b. 3/4"
c. 1"
d. 1 1/2"
b. 3/4"
92
What color paint is used to mark underground water lines?
a. Green
b. Blue
c. Yellow
d. White
b. Blue
93
What happens to insulation that has picked up moisture?
a. It will insulate better.
b. it will insulate the same as before the moisture.
c. it will restore itself to its original condition.
d. It will lose its insulating value.
d. It will lose its insulating value.
94
What is the size (diameter) of #5 rebar?
a. 1/2 inch
b. 1/4 inch
c. 5/8 inch
d. 3/4 inch
c. 5/8 inch
95
Which shingles are not fire rated?
a. Class A
b. Class D
c. Composition
d. Shake
b. Class D
96
The reason an 18 clearance is required from the bottom of floor joists to the finish grade, is to:
a. Protect from moisture
b. Avoid flooring.
c. Control termite infestation.
d. Allow for crawl space.
d. Allow for crawl space.
97
What is the proper nail spacing on center (OC) in a plywood shear wall?
a. 3" OC
b. 6" OC
c. 8" OC
d. 12" OC
b. 6" OC
98
The maximum distance between nails in drywall is:
a. 4" inches
b. 6 inches
c. 8 inches
d. 10 inches
c. 8 inches
99
What does MSDS stand for?
a. material safety data sheet
b. mine safety and dwelling safety
c. miscellaneous safety and data sheet
d. material structure design sheets
a. material safety data sheet
100
Rooms with limited ventilation would best be heated with a ____ appliance.
a. Gas
b. Oil
c. Electric
d. Solar energy
c. Electric
101
The terms "stiles" and "rails" would be relative in the construction of :
a. Roofing
b. Cabinets
c. Doors
d. Stairs and framing
c. Doors
102
Where would you NOT use "WR" (greenboard) or water-resistant sheetrock?
a. Bathroom ceiling
b. Under the sink.
c. Behind the shower tiles.
d. Living room walls.
d. Living room walls.
103
Where should a doorjamb be shimmed?
a. At the top.
b. On the hinge side.
c. On the hinge and lock side with three on each side.
d. A doorjamb should not need to be shimmed.
c. On the hinge and lock side with three on each side.
104
Every scaffold is required to provide:
a. Safe access
b. Stairs
c. Belts
d. Toe rails
a. Safe access
105
In determining which size and type of rafter to use in construction, a contractor should consider three factors. The first two factors are the distance spanned and the weight supported. What is the third?
a. the spacing of the rafters
b. the spacing of the joists
c. the type of sheeting to be used
d. the height of the walls.
a. the spacing of the rafters
106
If a (live), bare wire touches any grounded object, tool, or other conducting material, which device will protect a worker from electrical shock?
a. fuse
b. circuit breaker
c. retrofit adapter
d. ground-fault circuit-interrupter
d. ground-fault circuit-interrupter
107
You need to drill a small hole in a concrete slab on a monolithic pour with post tension cables, what do you do?
a. Have it X-rayed.
b. Go by engineer's specs.
c. Go ahead and drill a small hole.
d. You may not drill a hole because of the danger of encountering the post tension cables.
a. Have it X-rayed.
108
Before installing a new driveway approach, who should the contractor first contact?
a. Cal Trans
b. Department of Public Works
c. Building Department
d. Planning Department
c. Building Department
109
New residential buildings must comply with the energy requirements described in which document?
a. Title 24
b. ICBO 1107
c. ANSI Title 17
d. ASHRAE 27
a. Title 24
110
A truck bed is 6 feet wide, 9 feet long, and 3 feet high. How many cubic yards will it hold when loaded level to the sides?
a. 6
b. 9
c. 18
d. 54
a. 6
111
Use an ohmmeter to test which of the following circuits?
a. Energized circuit wired in parallel
b. De-energized circuit wired in parallel
c. Energized circuit wired in series
d. De-energized circuit wired in series
b. De-energized circuit wired in parallel
112
A general contractor notices the closer on a 1-hour fire rated door between living area and the garage has not been installed, the project already given a certificate of occupancy by the building department. What should he/she do?
a. Disregard it since the certificate of occupancy has been obtained.
b. Meet with a building official, and resolve the problem.
c. Fix the problem.
d. Refer the problem back to the architect.
c. Fix the problem.
113
What materials are used for vents?
a. Cast iron, plastic, & brass
b. Cast iron, copper & brass
c. Galvanized steel & copper
d. All of the above
d. All of the above
114
What is the minimum fine for incorrect removal of asbestos?
a. $500
b. $1000
c. $2000
d. $5000
b. $1000
115
Which of the following has more amperage?
a. 15 amp
b. 20 amp
c. 10 kiloamps
d. 5 milliamps
c. 10 kiloamps
116
Before deciding where a septic tank should be installed, what first step is recommended?
a. Consult a soil engineer and perform percolation tests.
b. Dig several test holes and percolate water using a stopwatch for a time check for evaporation.
c. Call the local authority and obtain requirements of where to locate the system.
d. Call a geographical engineer and do soil compaction tests.
a. Consult a soil engineer and perform percolation tests.
117
An employer must test the air at a work place for asbestos concentration if it exceeds ____ fibers/cc are over an 8-hour period. ?
a. 0.1
b. 1.0
c. 1.5
d. 2.0
a. 0.1 fibers/cc
118
Which of the following is NOT likely to be found in significant portions in granular soil?
a. Gravel
b. Sand
c. Silt
d. Clay
d. Clay
119
What is the minimum size for a service-drop line?
a. #4 wire
b. #8 copper in cable
c. #6 non-cable
d. #8 wire
b. #8 copper in cable
120
For safety reasons, the maximum simple slope of an excavation up to 20 feet in depth in Type-B soil is
a. 1/2 : 1
b. 3/4 : 1
c. 1 : 1
d. 1-1/2 : 1
c. 1 : 1
121
If a material contains more than ___ asbestos & is sanded, ground, blasted, sawed, cut, shoveled, removed or handled so as to product dust during construction, it must be reported to Cal/OSHA authorities?
a. 0.1%
b. 0.5%
c. 5.0%
d. 10.0%
a. 0.1%
122
Romex is:
a. A cable puller
b. A type garbage
c. A concrete additive
d. Non metallic sheathed cable.
d. Non metallic sheathed cable.
123
A solder joint is:
a. Fused
b. Laminated
c. Flanged
d. Illegal
a. Fused
124
Extension ladders must overlap at least ____ of the working length?
a. 1%
b. 5%
c. 10%
d. 20%
c. 10%
125
Over an 8-hour period, an employee must not be exposed to more than ____ asbestos fibers/cc air, as determined by the membrane filter method for test concentrations?
a. 0.2
b. 1.0
c. 1.5
d. 5.0
a. 0.2
126
Suppose the cost of 2"x6"x6' board is $700.00/1000 board feet (BF), and a maximum of 4 usable pieces can be cut from each board. What is the estimated cost of lumber required for a row of ceiling joist blocks across a 16' ceiling if the joists are spaced 16" O.C.?
a. $6.30
b. $11.20
c. $12.60
d. $14.20
c. $12.60
127
The pitch of a roof with a 12 foot run and an 18 foot rise is:
a. 3/4
b. 1/4
c. 8/12
d. 3/5
a. 3/4
128
Where is a Tee Wye (TY) used?
a. Plumbing
b. Electrical
c. Concrete
d. Air conditioning
a. Plumbing
129
In most truss roof designs, the trusses are supported by?
a. Bearing walls
b. Non bearing walls
c. Ballon walls
d. All of the above
a. Bearing walls
130
Safe access to a scaffold platform must be proved for a scaffold over ____ in height?
a. 3'
b. 4'
c. 5'
d. All platforms
d. All platforms
131
The minimum thickness for shear wall sheathing is?
a. 3/8"
b. 1/2"
c. 5/16"
d. 1"
c. 5/16"
132
How are interior walls attached to joists?
a. Three 16 d nails
b. Three 8 d nails
c. With a joist bracket
d. None of the above
b. Three 8 d nails
133
Which statement is correct concerning oily rags stored at a job site?
a. They may not be stored at a job site
b. They can be stored at a job site in plastic bags
c. They can be stored at a job site in sealed containers
d. They need to be stored off premises
c. They can be stored at a job site in sealed containers
134
When used for fastening plates to concrete or masonry foundations, steel anchor bolts must be set a least ____ deep and spaced no more than ____ apart?
a. 7"---4'
b. 7"---6'
c. 8"---4'
d. 9"---6'
b. 7"---6'
135
One cubic yard of cement will pour her many feet of walkway which is 4 inches thick and 3 feet wide?
a. 21
b. 27
c. 32
d. 39
b. 27
136
The minimum slope of a self sealing, double lapped shingle roof is:
a. 2/12
b. 6/12
c. 8/12
d. 4/12
d. 4/12
137
Which of the following sidings offers the greatest support for vertical sheathing?
a. Horizontal plywood
b. Vertical plywood
c. Stucco
d. Base board
b. Vertical plywood
138
A cripple wall would most likely be found:
a. Above a rood
b. Above a foundation
c. Above a floor joists
d. Below a window
b. Above a foundation
139
What is the formula for the area of a circle?
a. Pi x diameter x diameter
b. Pi x radius x radius
c. Pi x 1/2 diameter x diameter
d. P x 1/2 radius x 1/2 radius
b. Pi x radius x radius
140
The maximum type of timber shoring used in a trench specified in the California Code of Regulations Title 8 is:
a. Redwood
b. Birch
c. Douglas fir
d. Mixed oak
c. Douglas fir
141
Which of the following statements must be TRUE of raised foundation ventilation?
a. it must equal 1.5 square feet per 25 lineal feet
b. it must be placed between every floor joist.
c. it must be at every corner of the building.
d. it must be 3 square feet per 25 lineal feet.
a. it must equal 1.5 square feet per 25 lineal feet
142
you are testing a low-voltage circuit in a system that is not functioning properly. you insert the probes of a test light into the two slots of a 12V receptacle, and the test light comes on. You would conclude:
a. The circuit wiring is defective
b. The receptacle is defective
c. The test light is defective
d. Both the circuit and the receptacle are defective
a. The circuit wiring is defective
143
What pipe is used for both drainage and venting?
a. ABS & Cast Iron for both
b. Cast Iron for drain, ABS for vent
c. ABS only
d. Cast Iron only
a. ABS & Cast Iron for both
144
Which of the following is NOT a good safety procedure when dealing with acid?
a. Wear close-fitting goggles.
b. Wear fabric (cloth) gloves.
c. Pour acid into water, not water into acid.
d. Store in properly vented areas.
b. Wear fabric (cloth) gloves.
145
Metal forms should be ____ rather than wetted?
a. presoaked
b. oiled
c. sanded
d. plastic-lined
b. oiled
146
What is green board used for?
a. Bathroom walls.
b. Roof sheathing.
c. Under an eve in a damp climate.
d. Kitchen ceiling.
a. Bathroom walls.
147
What are the coats (from first to last) for exterior stucco?
a. Scratch coat, finish coat
b. Scratch coat, brown coat
c. Scratch coat, brown coat, finish coat
d. Scratch coast, finish coat, brown coat
c. Scratch coat, brown coat, finish coat
148
What size rebar should be placed in a bond beam?
a. #2
b. #5
c. #4
d. #6
c. #4
149
The climate zones of California (there are 16 of them), have been established for energy standards, they provide:
a. Weather data
b. Energy budgets
c. Prescriptive packages
d. All of the above.
d. All of the above.
150
A device with a resistance of 20 ohms is connected to a 120 V circuit. According to Ohm's law, how many amps will it draw?
a. 2 Amps
b. 4 Amps
c. 6 Amps
d. 8 Amps
c. 6 Amps
151
In order to prevent confusion from other work at a job site, contractors mark excavating at a job site with what color of chalk line?
a. White
b. Pink
c. Red
d. Yellow
a. White
152
What is the minimum underlayment on a smooth floor surface?
a. 1/4"
b. 3/8"
c. 1/2"
d. 5/8"
a. 1/4"
153
What is the minimum slope permissible for a composition shingle roof?
a. Flat
b. 2/12
c. 4/12
d. 6/12
b. 2/12
154
Intervals (spans) between roof jacks must not be more than?
a. 5'
b. 10'
c. 15'
d. 20'
b. 10'
155
How do you join cast iron to copper on waste & vent systems?
a. No hub coupling
b. Lead & Oakum
c. Brass coupling
d. PVC
a. No hub coupling
156
In determining the size and type of foundation footing required, which one of the following factors should be considered?
a. The placement of anchor bolts
b. The type of reinforcing steel used
c. The type of forming material used
d. The soil bearing capacity
d. The soil bearing capacity
157
What is the minimum permitted fire-resistive wall, rating between a house and a attached garage?
a. 1 hr.
b. 2 hrs.
c. 1-1/2 hrs.
d. 4 hrs.
a. 1 hr.
158
What is the minimum length of a cripple stud in a bearing wall?
a. 12"
b. 14"
c. 16"
d. 18"
b. 14"
159
The slope of a ramp for disabled access must not exceed?
a. 2%
b. 4%
c. 6%
d. 8%
d. 8%
160
When a general contractor is obtaining material for a certain structure, what is the MOST reliable source of information concerning the grade of lumber to be used?
a. UBC
b. local building department
c. local building association
d. engineer/architect plans
a. UBC
161
What kind of "Clips" would not be used for attaching truss rafters to the top plate of an outside wall?
a. Types AL and AR connectors
b. Metal tie-downs, Hurricane ties or MTS ties
c. Truss clips
d. A 35's
c. Truss clips
