NCCER Ironworker Final Exam Questions
and Correct Answers Graded A+
Question 1
Only the E21 Certificate of fitness holder is authorized to service or repair a Powder-
Actuated tool? TRUE OR FALSE
Correct Answer
False only manuafacturer's authorised service personnel
Question 2
2) The floor of a catwalk has a(n) _______________ walking surface
Correct Answer
non-skid
Question 3
Adhesive anchor systems work by drilling a hole in the base material, cleaning the
hole, injecting the adhesive, and inserting a ____________
Correct Answer
threaded rod
Question 4
The area on the wall where a door can be placed is more properly known as the
Correct Answer
doorway
Question 5
Can a fastener be installed through an existing hole in steel or any other material?
Correct Answer
only if positive guide is used to assure accurate location of fastner otherwise no
Page 1 of 55
,Question 6
If the load cannot be raised with the handle supplied, the jack is ______________.
Correct Answer
overloaded
Question 7
8) What is the name of the Flame when the Torch is set properly?
Correct Answer
neutral flame
Question 8
3) Powder loads #1 through #6 are in what color cases?
Correct Answer
brass colored cases
Question 9
2) The usual load limit of ratchet jack is ___________ Tons.
Correct Answer
20
Question 10
An angle is the space between two ___________ diverging from a common point.
Correct Answer
lines
Question 11
What must you do to the plate before you start blowing Oxygen?
Correct Answer
pre heat the steel
Page 2 of 55
,Question 12
6) Where must the Key for Ammunition storage be kept?
Correct Answer
on the ceritfcate of fitness holders person
Question 13
Hoist, winches, tirfors, and other rigging devices require secure _____________ points.
Correct Answer
anchorage
Question 14
If any adhesive suddenly squirts from the hole while inserting the threaded rod, then
that is an indication that ________
Correct Answer
air voids may be present
Question 15
The cure time of an adhesive is the time it takes for the adhesive to harden enough to
_________
Correct Answer
attach the nut and washer
Question 16
Where are base-mounted winches particularly useful?
Correct Answer
where there is not enough headroom for cranes to operate
Page 3 of 55
, Question 17
a screw that has a tapered underside that is intended to be driven into a countersunk
hole is a _______________ head screw
Correct Answer
flat
Question 18
Service doors roll upward and are stored ____________.
Correct Answer
on a coil above the opening
Question 19
The ancient use of a compass to measure horizontal angles has not been improved
upon. TRUE or False
Correct Answer
False
Question 20
Blocking and cribbing must be set on firm, level ground or floor.
t/f
Correct Answer
true
Question 21
The compressed air method for cleaning a drilled hole is more effective than cleaning
with manual blow out pump.
T/f
Correct Answer
true
Page 4 of 55
and Correct Answers Graded A+
Question 1
Only the E21 Certificate of fitness holder is authorized to service or repair a Powder-
Actuated tool? TRUE OR FALSE
Correct Answer
False only manuafacturer's authorised service personnel
Question 2
2) The floor of a catwalk has a(n) _______________ walking surface
Correct Answer
non-skid
Question 3
Adhesive anchor systems work by drilling a hole in the base material, cleaning the
hole, injecting the adhesive, and inserting a ____________
Correct Answer
threaded rod
Question 4
The area on the wall where a door can be placed is more properly known as the
Correct Answer
doorway
Question 5
Can a fastener be installed through an existing hole in steel or any other material?
Correct Answer
only if positive guide is used to assure accurate location of fastner otherwise no
Page 1 of 55
,Question 6
If the load cannot be raised with the handle supplied, the jack is ______________.
Correct Answer
overloaded
Question 7
8) What is the name of the Flame when the Torch is set properly?
Correct Answer
neutral flame
Question 8
3) Powder loads #1 through #6 are in what color cases?
Correct Answer
brass colored cases
Question 9
2) The usual load limit of ratchet jack is ___________ Tons.
Correct Answer
20
Question 10
An angle is the space between two ___________ diverging from a common point.
Correct Answer
lines
Question 11
What must you do to the plate before you start blowing Oxygen?
Correct Answer
pre heat the steel
Page 2 of 55
,Question 12
6) Where must the Key for Ammunition storage be kept?
Correct Answer
on the ceritfcate of fitness holders person
Question 13
Hoist, winches, tirfors, and other rigging devices require secure _____________ points.
Correct Answer
anchorage
Question 14
If any adhesive suddenly squirts from the hole while inserting the threaded rod, then
that is an indication that ________
Correct Answer
air voids may be present
Question 15
The cure time of an adhesive is the time it takes for the adhesive to harden enough to
_________
Correct Answer
attach the nut and washer
Question 16
Where are base-mounted winches particularly useful?
Correct Answer
where there is not enough headroom for cranes to operate
Page 3 of 55
, Question 17
a screw that has a tapered underside that is intended to be driven into a countersunk
hole is a _______________ head screw
Correct Answer
flat
Question 18
Service doors roll upward and are stored ____________.
Correct Answer
on a coil above the opening
Question 19
The ancient use of a compass to measure horizontal angles has not been improved
upon. TRUE or False
Correct Answer
False
Question 20
Blocking and cribbing must be set on firm, level ground or floor.
t/f
Correct Answer
true
Question 21
The compressed air method for cleaning a drilled hole is more effective than cleaning
with manual blow out pump.
T/f
Correct Answer
true
Page 4 of 55