NOCTI CARPENTRY Exam Questions and Answers|
Latest Update
What are plywood clips used for?
Supporting roof sheathing edges between the trusses - clips are used when
sheathing roofs framed with trusses due to being 24 inch on center. The clip holds
the plywood from being too weak between spans.
a contractor is to excavate a basement containing 58,500 cu. gt. she removes
3,950. cu ft, then 9,325 cu ft, then 6581 cu ft and finally 4,873 cu ft. How many
cubic feet remain in the basement?
The answer is calculated by subtracting each of the cu ft dimensions from the
total. 33,771
,What is PL-400
Type of construction adhesive. PL400 is a construction adhesive used in securing
plywood to joist and other wood to wood surfaces
A wood auger bit marked 10 will drill with what diameter?
5/8" - it is calculated by 1/16 scale so #10 would be 10/16 inch or 5/8"
The path a saw blade cuts in a piece of wood is called
KERF - this is the narrow channel left behind by the saw and the measure of its
width. Factors are blade, blade teeth, and wobble of cut.
When squaring up a large rectangular object, which method would be the least
acceptable to use?
Framing square, large rectangular objects are squared by either using the 3-4-5
method, or by taking diagonal measurements. The framing square is too small for
large areas.
When nailing 2x6 inch joists, what nail should be used?
12d - 12d common nails are standard fasteners for any 2x4,6,8,10, 12 application.
,There are 808 4-penny nails in a pound. How many are there in 22 3/4 pounds?
18.383 Simply multiply 808 x 22.75 to calculate the answer
How many pieces of lumber 1 inch wide will be needed to cover a 42-inch wide
space?
42 - that is if the lumber is actually 1" wide - remember nominal size is not 1 " but
rather 3/4"
How many 2x4 blocks 22 1/2 inches long can be cut from a 2x4 that is 8' long?
4 - divide 22.5 into 96" and your answer will be 4 with 7" left
(there answer says divide by 22.75???) 4 with 7" left over???
What is one-half of 23 feet and 11 9/16"?
11'-11 25/32" - you need to divide 23'11 9/16" by 2. Change fraction to decimal
and decimal to fraction
Add 15'-6 3/4" + 5'-11 5/8" + 11' 5 7/16" + 6' 9 3/16"
39' 9" - add all four dimensions together chancing fractions to 16th to calculate
answer (15' 6 12/16" + 5'11 10/16" + ....
, a lot measure 112'-5" x 88'-3" x 97'-6" x 114' -2" - what is the distance around
the lot?
add all 4 measurements - total all inches and change to feet before calculating
411' 16" = 412'4"
what is the perimeter of a square with sides 9'-6" long?
38' - multiply 9'-6" x 4
1.Joist hangers are used for which of the following?
.Joist hangers are used for which of the following?
a. Supporting joists against beams
b. Keeping joists straight during delivery
c. Inspection
d. There is no such thing as a joist hanger.
The main purpose of a joist hanger is to hold a joist 90 degrees to any type of
beam as per the building code. All hangers are to be nailed with specific hanger
nails in all available holes.
Latest Update
What are plywood clips used for?
Supporting roof sheathing edges between the trusses - clips are used when
sheathing roofs framed with trusses due to being 24 inch on center. The clip holds
the plywood from being too weak between spans.
a contractor is to excavate a basement containing 58,500 cu. gt. she removes
3,950. cu ft, then 9,325 cu ft, then 6581 cu ft and finally 4,873 cu ft. How many
cubic feet remain in the basement?
The answer is calculated by subtracting each of the cu ft dimensions from the
total. 33,771
,What is PL-400
Type of construction adhesive. PL400 is a construction adhesive used in securing
plywood to joist and other wood to wood surfaces
A wood auger bit marked 10 will drill with what diameter?
5/8" - it is calculated by 1/16 scale so #10 would be 10/16 inch or 5/8"
The path a saw blade cuts in a piece of wood is called
KERF - this is the narrow channel left behind by the saw and the measure of its
width. Factors are blade, blade teeth, and wobble of cut.
When squaring up a large rectangular object, which method would be the least
acceptable to use?
Framing square, large rectangular objects are squared by either using the 3-4-5
method, or by taking diagonal measurements. The framing square is too small for
large areas.
When nailing 2x6 inch joists, what nail should be used?
12d - 12d common nails are standard fasteners for any 2x4,6,8,10, 12 application.
,There are 808 4-penny nails in a pound. How many are there in 22 3/4 pounds?
18.383 Simply multiply 808 x 22.75 to calculate the answer
How many pieces of lumber 1 inch wide will be needed to cover a 42-inch wide
space?
42 - that is if the lumber is actually 1" wide - remember nominal size is not 1 " but
rather 3/4"
How many 2x4 blocks 22 1/2 inches long can be cut from a 2x4 that is 8' long?
4 - divide 22.5 into 96" and your answer will be 4 with 7" left
(there answer says divide by 22.75???) 4 with 7" left over???
What is one-half of 23 feet and 11 9/16"?
11'-11 25/32" - you need to divide 23'11 9/16" by 2. Change fraction to decimal
and decimal to fraction
Add 15'-6 3/4" + 5'-11 5/8" + 11' 5 7/16" + 6' 9 3/16"
39' 9" - add all four dimensions together chancing fractions to 16th to calculate
answer (15' 6 12/16" + 5'11 10/16" + ....
, a lot measure 112'-5" x 88'-3" x 97'-6" x 114' -2" - what is the distance around
the lot?
add all 4 measurements - total all inches and change to feet before calculating
411' 16" = 412'4"
what is the perimeter of a square with sides 9'-6" long?
38' - multiply 9'-6" x 4
1.Joist hangers are used for which of the following?
.Joist hangers are used for which of the following?
a. Supporting joists against beams
b. Keeping joists straight during delivery
c. Inspection
d. There is no such thing as a joist hanger.
The main purpose of a joist hanger is to hold a joist 90 degrees to any type of
beam as per the building code. All hangers are to be nailed with specific hanger
nails in all available holes.
