Jim's Practice Test 5 Flashcards
1
Q
- Picture a panel with 8 fuses. Four have black wires, 4 have white wires. Pick the most accurate statement:
a. Fused neutrals
b. 240 volt fuses
c. Never a problem
d. Always a problem
A
Fused neutrals
2
Q
- Three wires to masthead, 2 wires to main panel; what is voltage:
a. 240 volts
b. 120/240 volts
c. 120 volts
d. 100 amps
A
120 volts
3
Q
- The best way to vent and insulate a cathedral ceiling:
a. Fill cavity completely
b. Leave gap above insulation
c. Always use fiberglass batts
d. Use soffit vent only
A
Leave gap above insulation
4
Q
- Which is the most rigid floor joist:
a. 2x10
b. 4x8
c. 2x12
d. 4x4
A
2x12
5
Q
- Common Temperature Rise with an old furnace:
a. 70º- 100º
b. 150º- 180º
c. 30º- 60 º
d. 25º- 45º
A
70º- 100º
6
Q
- Where roof and dormer come together, siding should be ” above shingles:
a. Makes no difference
b. 3”
c. 1-2” above shingles
d. 1/2”
A
1-2” above shingles
7
Q
- Vapor barrier should be:
a. To the cold side
b. To the warm in winter side
c. To either side
d. Depends on where installed
A
To the warm in winter side
8
Q
- Shingles are 4 years old, cupping of tabs, with no loss of granules. Cause is:
a. Defective shingles
b. Poor installation
A
Defective shingles
9
Q
- Water heaters must have a:
a. Pressure relief valve
b. Temperature/pressure relief valve
c. Magnesium anode rod
d. Temperature relief valve
A
Temperature/pressure relief valve
10
Q
- The relief valve for a water heater must be installed:
a. With stem directly in tank (top 6”)
b. With stem in tank or hot water pipe
c. Only in hot water pipe
d. None of the above
A
With stem directly in tank (top 6”)
11
Q
- Wall cracks should be investigated to determine if structural rot, structural cracking, foundation settlement or pulled fastenings have occurred if crack is wider than:
a. 1/8”
b. 1/4”
c. 3/8”
d. 1/2”
A
1/4”
12
Q
- Plaster cracks over a chimney breast are usually caused by:
a. Changing materials
b. Settlement of the chimney
c. Heat
d. Changing of humidity from front to back
A
Settlement of the chimney
13
Q
- When plaster cracks appear over gypsum lath either 2 or 4 feet apart, this is normally:
a. Not serious
b. The last sign before the wall or ceilings fall
c. Uncommonly heavy storage in attics or 2nd floors
d. A sign of poor workmanship
A
Not serious
14
Q
- What is the possible result of water ponding on a roof?
a. Attracts ducks
b. No effect
c. Reduced life expectancy
A
Reduced life expectancy
15
Q
- The most obvious clue to a plumbing venting problem is:
a. Gurgling
b. Poor water flow
c. Water hammering
d. Sewer odor
A
Gurgling
16
Q
- What is the minimum extension above the roof line of a vent pipe to prevent frost closure?
a. 2” or 3”
b. 6” above snow line
c. 10” above roof
d. 2” or 12”
A
6” above snow line
17
Q
- What size copper wire is required for 40, 30, 20, 15 amp breakers:
a. 8, 10, 12 14
b. 14, 12, 10, 8
c. 10, 12, 14, 16
d. 6, 8, 10, 12
A
8, 10, 12 14
18
Q
- Sub-panels require neutrals and grounds to be separated and isolated. What is another term for this?
a. Floating neutral
b. Floating ground
c. Ungrounded
d. Bonding
A
Floating neutral
19
Q
- Where should collar ties be attached to the rafter:
a. Nearer the top
b. Nearer the middle
c. Nearer the bottom
d. Doesn’t matter
A
Nearer the middle
20
Q
- No trap in basement drain. You should tell the client:
a. It’s okay, it’s in the basement
b. Advise to get repaired
c. Say germs will grow
d. Rodents will enter
A
Advise to get repaired
21
Q
- Which roof covering has the greatest life expectancy:
a. Asphalt
b. Clay tile
c. Slate
d. BUR
A
Slate
22
Q
- Where would you not typically find condensation:
a. Attic
b. Windows
c. Basement
d. Interior bedroom
A
Interior bedroom
23
Q
- Basement leaks often occur because:
a. Missing gutter downspout extensions
b. Poor grading
c. Lack of control of roof and surface water
d. All of the above
A
All of the above
Missing gutter downspout extensions
Poor grading
Lack of control of roof and surface water
24
Q
- During heat pump operation, supplemental heat may be provided by:
a. Ground loop heat source
b. Electric heat strips
c. Solar panels
d. All of the above
A
Electric heat strips
25
Q
- When inspecting a heat pump or air conditioner, you find the inside coils condensation drain is connected directly to, or is inside of a sanitary sewer line:
a. This is ok and you do not report it
b. This is a health and safety concern and it needs to be corrected
c. This is not right, but is such a minor detail that you do not report it
d. None of the above
A
This is a health and safety concern and it needs to be corrected
26
Q
- A hole drilled through a joist for plumbing or electrical should be located at/in the:
a. Center
b. Bottom
c. Top
d. Doesn’t matter
A
Center
27
Q
- Rot/mildew/fungus can begin in moisture levels of:
a. 10%
b. 20%
c. 30%
d. 40%
A
20%
28
Q
- An engineered floor joist requires squash blocks:
a. Only if the span is greater than 16’
b. Only if the span is greater than 12’
c. At all bearing points
d. As required by manufacturer
A
As required by manufacturer
29
Q
- FRT plywood failure is due to:
a. Too much ventilation, which actually drew in moisture and created a condition of acid hydrolysis
b. Inadequate ventilation, accompanied by high heat and humidity
c. Was installed and shingled over when wet
d. Galvanic reaction from the fasteners
A
Inadequate ventilation, accompanied by high heat and humidity
30
Q
- Which of the following statements is true regarding a hillside house with a foundation drain systems:
a. Rock-filled curtain drains or diverter drains are not allowed on the interior side of the foundation.
b. The roof drains should connect directly to the footing drains and have cleanouts.
c. All foundation drain systems must be in perforated plastic piping extending to daylight.
d. The foundation drain systems collect water passing laterally through the slope.
A
The foundation drain systems collect water passing laterally through the slope.
