CNMI Welding Technician Certification – Entry Exam
Practice Questions And Correct Answers||Verified
Exam!!|| (Verified Answers) Plus Rationales 2026/2027
Q&A | Instant Download Pdf
When arc welding, always wear coveralls with: - Answer-
no cuffs
Do not adjust the welding machine: - Answer-during the
actual welding process
When arc welding, the recommended colored filtered lens
is: - Answer-9 to 11
If the ground is wet or muddy, and one is arc welding, a
person should: - Answer-stand on a dry board
Provide adequate ventilation when: - Answer-welding on
galvanized or lead-type metals
The person welding should check the surrounding area to
make sure it is free from: - Answer-grease or old paint
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Never light the torch until you are actually ready to: -
Answer-weld
When it becomes necessary to re-adjust the work piece
always: - Answer-put out the torch
In using the torch, the flame should never be directed: -
Answer-toward anyone who is near enough to be burned
Because acetylene gas can be ignited by friction, the
acetylene pressure should never be regulated higher than:
- Answer-15 PSI
If gas leaks can be detected or smelled at any time: -
Answer-stop welding and tell your instructor
When setting up an oxy-acetylene outfit, one should: -
Answer-secure tanks vertically with a chain
The recommended colored filtered lens used for oxy-
acetylene welding is: - Answer-5
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The pressure adjusting screw on the regulator should
never have pressure against the diaphragm when: -
Answer-turning on the oxygen or acetylene tank(s)
what should you never use on acetylene equipment: -
Answer-oil
When the torch pops and/or makes a screeching sound,
you should: - Answer-shut the torch valves off immediately
Never weld on any closed gas or empty barrel unless it is:
- Answer-filled with water
When turning on the grinder: - Answer-stand to the side of
the grinder
When using the drill press: - Answer-wear clear goggles
The most common danger in arc welding is: - Answer-flash
burns to the eyes