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Jim's Practice Test 1 Flashcards

1
Q
  1. In balloon framing, the studs are:
    a. 2x4 16” on center
    b. Continuous from foundation to the roof line
    c. 2x6 24” on center
    d. Seated on top of joist and deck sheathing
A

Continuous from foundation to the roof line

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2
Q
  1. Four entrance cables providing service to a house indicates:
    a. 120 volts
    b. 100 amps
    c. 240 volts
    d. three-phase service
A

three-phase service

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3
Q
  1. What does voltage measure:
    a. electrical pressure
    b. electrical power
    c. electrical flow
    d. alternating current
A

electrical pressure

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4
Q
  1. Match the breaker amperage with copper wire sizes of 8,10,12,14:
    a. 50,40,30,20
    b. 15,20,30,40
    c. 40,30,20,15
    d. 20,30,40,50
A

40,30,20,15

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5
Q
  1. What is the maximum number of shut-offs to disconnect all power for a main panel?
    a. One
    b. Four
    c. Six
    d. does not matter
A

Six

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6
Q
  1. In most cases chimney deterioration is caused from:
    a. Water/moisture caused by condensation
    b. Wind
    c. Improper height
    d. Nesting animals
A

Water/moisture caused by condensation

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7
Q
  1. Given that you have a #6 AWG copperwire, 100-ampmain breaker and a panel rated for 150 amps, what is the service amperage?
    a. 100 and all is good
    b. 150 and oversized panel
    c. 60 and a safety hazard
    d. 200 and all is good
A

60 and a safety hazard

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8
Q
  1. In receptacle wiring, which slot is hot?
    a. Small
    b. Left
    c. Large
    d. Right
A

Small

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9
Q
  1. A crack that increases along its path is called?
    a. angled crack
    b. vertical crack
    c. horizontal crack
    d. v-crack
A

v-crack

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10
Q
  1. Which of the following is not part of the structural inspection?
    a. Foundation walls
    b. interior finish material
    c. roof framing member
    d. Girders and floor joist
A

interior finish material

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11
Q
  1. Which of the following is a sign of water penetration through a foundation wall?
    a. Rotted girder or joist
    b. Efflorescence on the wall
    c. Water stains around the floor drain
    d. Delamination of the sub floor
A

Efflorescence on the wall

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12
Q
  1. The ground immediately adjacent to the foundation should be:
    a. Cemented, if possible
    b. Sandy or clay type soil
    c. Dry and have plenty of vegetation planted
    d. Sloped away from the foundation at the rate of 1” per ft. for at least the first 6’
A

Sloped away from the foundation at the rate of 1” per ft. for at least the first 6’

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13
Q
  1. Three entrance cables providing service to a house indicates:
    a. 120/volts
    b. 100 amps
    c. 120/240 volts
    d. Three-phase service
A

120/240 volts

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14
Q
  1. Two basic forces individual structural components are subjected to are?
    a. Wind/gravity
    b. Snow/rain
    c. Compression/tension
    d. All of the above
A

Compression/tension

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15
Q
  1. The recommended minimum clearance between a floor joist and the dirt floor of a crawl space without having to use treated lumber is:
    a. 24”
    b. makes no difference
    c. 18”
    d. 12”
A

18”

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16
Q
  1. What is the maximum space most building codes allow balusters or railings to have between them?
    a. 12”
    b. 5”
    c. 4”
    d. 18”
A

4”

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17
Q
  1. Efflorescence:
    a. Is a white salty deposit which appears on many masonry walls and floors
    b. Can deteriorate the metal siding
    c. Should not be used on wood surfaces
    d. Enhances the drainage on surface soil
A

Is a white salty deposit which appears on many masonry walls and floors

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18
Q
  1. Which is the steepest roof?
    a. 2/12 slope
    b. 4/12 slope
    c. 3/12 slope
    d. 6/12 slope
A

6/12 slope

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19
Q
  1. How might a rafter spread be noticed from the exterior of the home?
    a. A hump in the ridge line
    b. Waviness over the roof surface
    c. Separation of the soffits from the wall
    d. A sunken area on the roof
A

Separation of the soffits from the wall

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20
Q
  1. What is a counter flashing?
    a. A second layer of flashing that covers a bottom layer of flashings
    b. A bottom layer of flashing covered by step flashing
    c. The kind of flashing used at the rake end
    d. A special ridge cover used with the roofs
A

A second layer of flashing that covers a bottom layer of flashings

21
Q
  1. What is truss uplift?
    a. Where the roof load pushes the rafters upward
    b. Trusses at too wide a span
    c. Trusses that have had chords cut
    d. A bowing upward of the truss’s bottom chord
A

A bowing upward of the truss’s bottom chord

22
Q
  1. The two main components of an air-cooled air conditioning system are:
    a. Fan and coil
    b. Duct work and expansion valve
    c. Evaporator unit and the condensing unit
    d. Compressor and refrigerant
A

Evaporator unit and the condensing unit

23
Q
  1. What is a small peaked roof construction on the high side of a chimney called?
    a. Pitched pocket
    b. Dormer
    c. Parapet
    d. Cricket
24
Q
  1. What type of roof requires on interlayment of felt between courses?
    a. Wood shakes
    b. Roll roofing
    c. Wood shingles
    d. Slate shingles
A

Wood shakes

25
Q
  1. A 4-ply built-up roof would have?
    a. 2 layers of felt and 2 layers bitumen
    b. 4 layers of roll roofing
    c. 2 layers of gravel and 2 layers of asphalt
    d. 4 layers of felt and 4 layers of bitumen
A

4 layers of felt and 4 layers of bitumen

26
Q
  1. Which siding becomes brittle in cold weather?
    a. Aluminum
    b. Stucco
    c. Steel
    d. Vinyl
27
Q
  1. The three main components of a stairway are:
    a. Stringers, risers, and treads
    b. Stringer, riser and headroom
    c. Riser, treads, nosing
    d. Treads, total rise, total run
A

Stringers, risers, and treads

28
Q
  1. What is the acceptable depth of treads, according to most building codes?
    a. About 12”
    b. 9” to 11”
    c. 7” to 8”
    d. Any depth is allowed
A

9” to 11”

29
Q
  1. What siding has the tendency to expand and contract the most?
    a. Steel
    b. Vinyl
    c. Wood
    d. Aluminum
30
Q
  1. The three major components of a fossil fuel forced air furnace are:
    a. Heat exchanger, burner, blower
    b. Return air, combustion air and vent system
    c. Plenum, blower, register
    d. Heating ducts, hot air vent and plenum box
A

Heat exchanger, burner, blower

31
Q
  1. The function of a fan/limit switch is to:
    a. Limit the speed of the fan and motor
    b. Measure and control the air flow over the heat exchanger
    c. Limit the air flow through the unit
    d. Control when the fan comes on or off and to shut off the burners if the furnace overheats
A

Control when the fan comes on or off and to shut off the burners if the furnace overheats

32
Q
  1. What is the lightest weight copper pipe?
    a. Type K
    b. Type L
    c. Type M
    d. None of the above
33
Q
  1. Which type of supply pipe will rust from the inside out?
    a. Brass
    b. Galvanized steel
    c. Copper
    d. Lead
A

Galvanized steel

34
Q
  1. What should be reported as a safety hazard?
    a. Use of CPVC piping
    b. Cross connections
    c. Greenish color at joints in copper piping
    d. Handyman plumbing
A

Cross connections

35
Q
  1. A drain that gurgles or belches as it drains water may be a symptom of:
    a. The presence of a mechanical vent
    b. A leak in the trap
    c. A missing vent
    d. The presence of a drain trap
A

A missing vent

36
Q
  1. What condition with a gas water heater should be reported as a safety hazard?
    a. Holes in a flue pipe
    b. A leaking tank
    c. Rusting in heating chamber
    d. Plastic water supply pipes
A

Holes in a flue pipe

37
Q
  1. What does hissing and gurgling in an electric water heater indicate?
    a. The upper element is burnt out
    b. The lower element is burnt out
    c. There is sediment in the tank
    d. The heating element wires are over-heated
A

There is sediment in the tank

38
Q
  1. How much exposure is proper for an 18” shake roof?
    a. 6”
    b. 7 1/2”
    c. 5”
    d. 10”
39
Q
  1. Ground rods must be driven into the ground at least:
    a. 6 feet
    b. 9.5 feet
    c. 8 feet
    d. As far as possible
40
Q
  1. Residential entrance cables must have a minimum clearance over a driveway of:
    a. 10’ 6”
    b. 15’
    c. 12’
    d. 18’
41
Q
  1. If cracks appear serious, you may suggest:
    a. The proper procedure for repair
    b. Further investigation by an engineer
    c. Replace the wall or ceiling
    d. Ignore
A

Further investigation by an engineer

42
Q
  1. In a hydronic system, the normal operating pressure is:
    a. 30-40 psi
    b. 3-5 psi
    c. 12-15 psi
    d. 22-25 psi
43
Q
  1. The Hartford loop in a steam system:
    a. Automatically maintains the water level
    b. Is an equalizer that ensures that pressures are equal above and below the water line in the equipment
    c. Precludes siphon action if the unit develops a leak
    d. All of the above
A

Precludes siphon action if the unit develops a leak

44
Q
  1. Another name for a 4-way valve is:
    a. Metering valve
    b. Reversing valve
    c. Poly flex linkage
    d. Accumulator
A

Reversing valve

45
Q
  1. What is the purpose of an accumulator?
    a. Keep dirt out of the compressor
    b. Keep liquid refrigerant out of the compressor
    c. Record a total of coolant used
    d. Keep water out of the compressor
A

Keep liquid refrigerant out of the compressor

46
Q
  1. The most likely area to find a crack or hole in the heat exchanger is:
    a. In the top of the heat exchanger
    b. Along the rear seams
    c. In front, behind the heat shield
    d. Along the lower section where the flames are
A

In front, behind the heat shield

47
Q
  1. A good sign that there is a crack or hole in the heat exchanger is:
    a. Irregular flame pattern when the blower is on
    b. Severe rusting of the heat exchanger
    c. Strange smells at the register
    d. All of the above
A

All of the above:
Irregular flame pattern when the blower is on
Severe rusting of the heat exchanger
Strange smells at the register

48
Q
  1. Proper attic ventilation helps to:
    a. Prevent structure damage caused by moisture
    b. Increase the life of the roofing material
    c. Reduce energy consumption
    d. All of the above
A

All of the above:
Prevent structure damage caused by moisture
Increase the life of the roofing material
Reduce energy consumption

ICA (52 decks)

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