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Home Inspection > Mock Exam > Flashcards

Mock Exam Flashcards

0
Q

An inspector enters a vacant home to inspect it and notices a strong smell of gas.what should he do?

A

Vacate The home and call all appropriate people

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1
Q

What was added to furnaces in 1980 to increase efficiency:

A

Two heat exchangers

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2
Q 
What material is not a proper flashing material :
A.copper
B.galvanized 
C.aluminum 
D.tar paper
A

D.tar paper

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3
Q

A three prong receptacle requires

A

Grounding conductor

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4
Q

The neutral wire:

A

Returns 110v to ground

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5
Q

Ice forming on the A/C evaporator coil is caused by:

A

Not enough air

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6
Q

The exhaust vent of a gas dryer:

A

Must be vented to the outside

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7
Q

Deck built 14” off ground around a home

A

Requires no railing

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8
Q

In an electrical sub panel,the neutral wire must be

A

Both separated from ground and isolated

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9
Q

Trusses :

A

Have two bearing points

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10
Q

You see a return air register in the side of a furnace:

A

Can cause flue gases to be drawn into supply air.

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11
Q

Mid-efficiency furnace

A

No draft diverter required

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12
Q

What is the proper exposure for a 24” Shake

A

10”

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13
Q

Safety glazing is not required in:

A

Greater than 10 sqft over 18” above floor

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14
Q

Stucco hairline cracks appear every 16”. The cause can be attributed to:

A

Nailing drywall on inside

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15
Q

On a tile roof what is the proper way to flash around the chimney

A

Counter and pan flashing

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16
Q

You are inspecting a home built in 1950 and see a silver wire to a branch circuit. This would be:

A

Tin coated copper

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17
Q

Moisture accumulates in poorly vented attic because

A

Warm air rises and condenses in the attic

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18
Q

What is the proper exposure for an 18” wood shake

A

7 1/2”

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19
Q

You view a type “B” vent in an attic. Insulation is falling in the open chase.what do you report
A. What you see
B.recommend a fire stop be installed
C.recommend they remove insulation from chase
D. All The above

A

D. All the above

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20
Q

What determines the size of flue

A

Opening of fire place

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21
Q 
Metal chimney cap function does not include:
A. Keeping animals out
B. Keeping out rain 
C. Keeping debris out 
D. Reducing draw of exhaust gases
A

D. Reducing draw of exhaust gasses

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22
Q

Cross bridging on floor joists:

A

Keeps joists from twisting

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23
Q 
Potential problems with roof sheathing is:
A. 3/8" plywood used 
B. Ends touching each other 
C. Plywood placed parallel to rafters
D. All the above
A

D. All the above

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24
Q 
Which of the following does not require a dedicated circuit:
A. Kitchen counter 
B. Bathroom 
C. Dining room 
D. Central heating
A

C. Dining room

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25
Q

Wood shakes are most likely to wear And expose felt paper at:

A

Key way

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26
Q

How far off the floor does a furnace’s source of ignition have to be in a garage:

A

18”

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27
Q

Flat roof is used as an observation deck. Plumbing vent must extend:

A

7 feet

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28
Q

An inspector is required to inspect at least :

A

One window in each room

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29
Q

A 12’ long 2x8 floor joist has a notch. Where would The notch not be ok:

A

In the middle

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30
Q

A properly constructed retaining wall should:

A

Be back filled with gravel

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31
Q

A horizontal crack In a brick wall follows the gutter line. What is the cause:

A

Rafter spread

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32
Q

In EIFS construction doors and windows can properly sealed by:

A

Backer rod and sealant

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33
Q

A gas water heater is not allowed in:

A

Storage closet

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34
Q

Each zone valve for a hydronic heating unit needs:

A

Thermostat

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35
Q

Sumo pump runs even though is has been dry( no rain) for a long time. What is the cause

A

Float stuck

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36
Q

How much space is required between a double walled “B” vent and chase:

A

1”

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37
Q 
A new electric dryer receptacle 
A. May have 4 wires to it
B. Just be a dedicated circuit 
C. May be 120 volts 
D. All above
A

D. All above

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38
Q

If the exterior service piping has been converted to plastic, what is required for electrical grounding:

A

Provide another grounding means

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39
Q

The maximum number of disconnects to shut off an electrical service is:

A

6

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40
Q

Which of the following is not an acceptable grounding means :

A

Underground gas pipe

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41
Q

An electrical panel with a split busbar:

A

Has more than one shut off

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42
Q

What insulation is/was considered a safety hazard:

A

UFFI

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43
Q

Reverse polarity is:

A

Possible to cause a shock hazard

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44
Q

Which of the following would be the least hazardous for a staircase:

A

1/4” riser differential

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45
Q 
Romex wiring can be used:
A. Outside
B. In garage with proper height 
C. In attic nailed to top of joist 
D. All the above
A

D. All the above

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46
Q

Another name for Romex is:

A

NM

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47
Q

Do you consider a missing remote control a defect on a garage door opener?

A

No

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48
Q

Central air added to an existing furnace. What is required?

A

2 speed fan

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49
Q

A 50 year old, forced air heating system has been retrofitted with an evaporator coil as part of a split system air conditioner. The ducts are original steel with 4” branch ducts insulated with asbestos paper. What can happen ?

A

The duct system may be prone to rusting and probably undersized for air conditioning loads.

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50
Q

A gas appliance vents through a 5/12 pitched roof requires a minimum clearance of :

A

1 foot

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51
Q

What is the proper clearance above a stovetop for a cabinet:

A

30”

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52
Q

Garage door requirement for garages built before 1978:

A

Needs safety wire through spring coil

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53
Q

The proper pressure of a hydronic heating system:

A

12-15

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54
Q

Where is the circulating pump for a hydronic heating system normally located:

A

Return side

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55
Q

What is a characteristic of knob and tube wiring:

A

No ground

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56
Q

Siding with insulation board underneath, covers the service entry Wire on a house.you report:

A

Can not be covered by the siding

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57
Q

What is not a cause of horizontal cracking in a foundation wall:

A

Wet basement wall

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58
Q

What is not a source or sign of a wet basement

A

Crack in floor

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59
Q

What would you not list as a safety hazard upon examination a chimney

A

No damper

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60
Q

A fireplace with an opening less than 6’ needs to have the hearth extended ___” to front and ___” to side

A

16”

8”

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61
Q

A fireplace with opening over 6’ needs to have the hearth extend ___” to front and ____ “ to side

A

20”

12”

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62
Q

How would you report excessive granule loss and curling of a 5 year old asphalt shingle:

A

Material defect

63
Q

A built up roof has a 9” overlap.how many ply exist

A

4

64
Q

A deck is attached to a house with several nails. What would you tell your client

A

Have deck checked and repaired by an expert

65
Q

The floor joist of a deck are attached by joist hangers.there is one nail in a joist hanger hole.what do you tell the client:

A

Each hole needs proper size nail

66
Q

How big is The fill pipe for an underground oil tank:

A

2 inches

67
Q

There are cuts in the roof truss’ bottom cords to make room for a drop-down stairs. What would you report:

A

Have engineer evaluate

68
Q 
You flush an upstairs toilet and notice a gurgle sound in the bathtub . All of the following can be causing it Except:
A. Lack of venting 
B. Siphoning of the tub trap water 
C. Vent is a wet vent 
D. Plugged drain
A

C. Vent is a wet vent

69
Q

Hot water smells like rotten eggs. What would be one way to remove odor:

A

Replace magnesium anode rod with an aluminum anode tube

70
Q

What is a summer switch, typically found in Older furnaces

A

Switch to manually activate a blower in a forced air furnace

71
Q

A swamp cooler is used in:

A

Dry climate

72
Q

Generally acceptable moisture readings of interior wall substrate should not exceed

A

16-19%

73
Q

In a 2x8 floor joist where would a 2” notch be least harmful

A

Top

74
Q

A water heater pressure relief valve is determined by

A

Sized by BTU

75
Q

In a cathedral/vaulted ceiling what is The first sign of inadequate ventilation

A

Mold and mildew on ceiling

76
Q

What is the proper way to insulate a cathedral/vaulted ceiling

A

Soffit and ridge with a 1” space between insulation and sheathing

77
Q 
What terms go together 
A. Lack of venting 
B. Siphoning of the tub trap water 
C. Vent is a wet vent 
D. Plugged drain
A

A.purlin,strut,rafter

78
Q

Evaporative cooler

A

Has electricity and water to it

79
Q

When does a built up roof need flood coating :

A

Tar paper showing

80
Q

Each plumbing vent shall extend through its flashing and shall terminate vertically not less than

A

6” above the roof line

81
Q 
Earthquake- which of the following is not a structural concern 
A. Window in corner 
B. Termite damage 
C. Brick siding 
D. No sill bolts
A

C. Brick siding

82
Q

Substantial movement of building can be explained by all of the following except:

A

Missing lintels

83
Q

Ground rods must be driven in the ground at least:

A

8 feet

84
Q

In a steam system , the normal operating pressure is:

A

2-3psi

85
Q

The plumbing service/supply pipe should be at least

A

3/4”

86
Q

Three purposes of a window are:

A

Light, ventilation , exit

87
Q

The remark ‘low slope roof appears in good condition for its age’ is a :

A

Finding

88
Q

‘Foundation. Improperly designed for these soil conditions’ is

A

Engineering comment

89
Q

A greenish color on copper plumbing joints indicate

A

Normal conditions

90
Q

Clay tile roof should have how much overlap/minimum

A

3 inches

91
Q

Wood shakes should be installed roughly

A

1/2 inch apart

92
Q

A 2x6 16” on center can Span:

A

Depends on species of wood

93
Q

What year did code change for fire rated garage service door:

A

1990

94
Q

What is cricket/saddle

A

Small gable roof behind chimney

95
Q

What is proper flashing for a chimney

A

Counter and step flashing

96
Q

What is the minimum diameter and the minimum extension above the roofline of a vent Pipe to prevent frost from closure ( per IRC)

A

3”

6” above snow line

97
Q

You look into a crawl space there is little access

A

Inform customer you could not inspect the area and why

98
Q

What is the minimum bearing for a wood joist on a masonry wall

A

3”

99
Q

When weight is applied on top of a floor joist, what kind of pressure is applied to the bottom:

A

Tension

100
Q

What is the sign of a cracked heat exchanger

A

Flame distortion

101
Q

Gas appliances require accessible gas shut off valves on the supply piping. In which type of furnace is the shut off valve located inside the appliance

A

Wall furnace

102
Q

When installing insulation in rafters, The minimum gap between the sheathing and insulation is:

A

1”

103
Q

Moisture trapped under BUR will cause:

A

Blistering

104
Q

What size copper wire is required for 40,30,20, and 15 amp breakers

A

8,10,12,14

105
Q

Vapor barrier should be:

A

To the warm in winter side

106
Q

The insulation vapor barrier should face toward the heated side(living space) of the insulation because

A

Moisture could condense in the insulation if the vapor barrier faces the cold side

107
Q

Where should collar ties be attached to the rafter :

A

Nearer the middle

108
Q

The minimum modern size water service pipe to a residence is

A

3/4” to 2”

109
Q

What causes mold/miss to grow on the exterior of a home

A

Shade

110
Q

What is the purpose of the accumulator in a heat pump

A

Keep liquids our of the compressor

111
Q

A metering device is used to

A

Reduce pressure of the coolant

112
Q

In a heat pump cycle, the condensing coil is located

A

Outside

113
Q

Another name for a four way valve is

A

Reversing valve

114
Q

During the heating season, the outside unit( heat pump) will go into a defrost cycle every 90 minutes. The defrost cycle then last for roughly :

A

10 mins

115
Q

Rot/mildew/fungus can begin in moisture levels of :

A

20%

116
Q

When testing a GFCI receptacle that is not grounded, how will the receptacle respond:

A

Will trip a receptacle, but not by the tester

117
Q

A /C unit has 3 ton capacity. What is the BTU :

A

36,000

118
Q

A new gas furnace had 2 pairs I rods running the length of the burners.they are:

A

Reducing oxides of nitrogen in the atmosphere

119
Q

APP and SBS are a follows :

A

Are modified bitumen sheets used for BURs

120
Q

What is the clearance to combustibles for a single wall furnace vent:

A

6”

121
Q

What is the proper strapping requirement for ductwork

A

4’

122
Q

What safety device was added to furnaces after 1980

A

Blower door switch

123
Q

If natural gas line is changed to LP you need:

A

Smaller orifice

124
Q

What is the name of the tool to hold stucco material when applying

A

Hawk/hod

125
Q

The deeper. The foundation, the more pressure is exerted on it. Concrete walls need to be

A

6” thick at 5’ and 12” at 7’

126
Q

When did safety glass become standard in sliding glass door

A

1960’s

127
Q

The most common installation problem with concrete walls:

A

Mixed with too much water

128
Q

At what water pressure do you start to get concerned:

A

80 psi

129
Q

When converting from natural gas to LP

A

Need more combustion air

130
Q

Mud jacking is

A

Forcing,under pressure,a material that will raise a concrete product to provide proper pitch

131
Q

What causes ice damming

A

Inadequate insulation and ventilation

132
Q

Interior water lines manufactured from polybutylene are:

A

Susceptible to failure due to crimped connection failure

133
Q 
Earthquake- which of the following is not a structural concern:
A. Window in a corner 
B. Terminate damage 
C. Sill not bolted down 
D.OSB used for roof sheathing
A

D. OSB used for roof sheathing

134
Q

Type L flue is rated for

A

Oil

135
Q

A chimney should generally be installed

A

2’ higher than anything within 10’

136
Q 
All of the following types of pipe may be used in homes for gas except:
A. Black pipe
B.galvanized steel pipe
C. Copper
D. CPVC
A

D. CPVC

137
Q

Romex is another name for what type of cable?

A

NM

138
Q

If the black wire carries 10 amps, how much does the white or neutral wire carry

A

Same as the black wire

139
Q

A furnace has a pilot, thermocouple set up, what shuts down the burner

A

Thermocouple

140
Q

The three major components of a fossil fueled forced air furnace are

A

Heat exchanger, burner, blower

141
Q

Function of a fan/limit switch is to

A

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

142
Q

The two main components of an air cooled air conditioning system are:

A

Evaporator unit and the condenser unit

143
Q

In a conventional heat pump, the most critical component is the

A

Compressor

144
Q

How do you determine if a shower door has safety glazing

A

Marked in the corner

145
Q

Maximum length of a flex gas tubing to a dryer or range is

A

6’

146
Q

In a typical heat pump operation in the heat mode, the temp differential at the inside coil( condenser) should be about

A

25-30f

147
Q

Glass block is considered

A

Not safety glazed

148
Q

The function Of a barometric damper is to

A

Provide draft regulation.

149
Q

The function of week holes in a brick home is to

A

Equalize pressure and to allow water to escape

150
Q 
Which of the following can be corrected 
A. Twisted joist can be straightened 
B. Joist deflection can be shimmed 
C. Crack in the heat exchanger 
D. None of the above
A

B. Joist deflection can be shimmed

151
Q

A wood retaining wall is anchored to the hillside through The use of an

A

Anchor post

152
Q

Monolithic slab on grade slabs will not have

A

Footings

153
Q

What does EILS stand for

A

Exterior insulated and finish systems

154
Q

Properly balanced ductwork ( supply/return) requires

A

Return ductwork to be 30% larger than supply ductwork

Home Inspection (15 decks)

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