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US Trade Idaho Advanced Test 4

Trade » Category

Author: TestGru Team (Education Specialist)

20 questions · All questions on one page

Prepared with up-to-date content
Trade — Advanced (Idaho) Professional (Skilled Trade, USA) USA — Idaho OSHA & State Trade License — USA
What is this test? for Skilled Trade licensing (Electrician/Plumbing/HVAC), USA — Professional (Skilled Trade, USA) level, USA — Idaho.
For apprentices and journeymen in the USA — skilled trade licensing
Section: Trade — Advanced (Idaho) · Education: Professional (Adult) · Part: Trade — Advanced (Idaho) · Country: USA · Region: USA — Idaho

A regular habit of taking practice tests makes learned information stick and is one of the most important factors directly affecting exam success.

This test will help you gauge your knowledge in your field and manage your exam prep more efficiently.

By solving this test of 20 questions, you can both test your knowledge and identify the topics you need to improve.

Question 1
What is conduit for?
A) protecting wires
B) gas lines
C) water pipes
D) vents
Question 2
What is OSHA for?
A) unions
B) hiring
C) wages
D) workplace safety rules
Question 3
What PPE for electrical?
A) shorts
B) insulated gloves, glasses
C) no gear
D) sandals
Question 4
What is IPC?
A) zoning
B) electrical code
C) plumbing code standard
D) fire code
Question 5
What is lockout/tagout?
A) no procedure
B) de-energizing before work
C) speed work
D) live work
Question 6
What is a GFCI for?
A) lighting
B) more power
C) faster work
D) shock protection in wet areas
Question 7
What is Ohm’s law?
A) no formula
B) volts = amps times ohms
C) guess
D) power formula
Question 8
What is a circuit breaker for?
A) more power
B) stopping overloads
C) lighting
D) speed
Question 9
What wire color is ground?
A) green or bare
B) black
C) red
D) white
Question 10
What is a multimeter for?
A) stripping
B) measuring volts/amps/ohms
C) cutting wire
D) crimping
Question 11
What seals threaded pipe?
A) workplace safety rules
B) Teflon tape/pipe dope
C) glue
D) paint
Question 12
What is a P-trap for?
A) blocking sewer gas
B) water flow
C) pressure
D) heat
Question 13
What is water hammer?
A) freeze
B) banging from sudden stops
C) clog
D) leak
Question 14
What causes frozen pipes?
A) cold plus still water
B) heat
C) use
D) pressure
Question 15
What is a pressure regulator for?
A) filtering
B) softening
C) limiting water pressure
D) raising heat
Question 16
What is HVAC?
A) heating, cooling, ventilation
B) roofing
C) wiring
D) plumbing
Question 17
What is EPA 608 for?
A) refrigerant handling cert
B) electrical license
C) plumbing
D) driving
Question 18
What is superheat?
A) cold level
B) humidity
C) pressure
D) vapor temp above boiling
Question 19
What is a capacitor for?
A) heating
B) cooling
C) starting motors
D) filtering air
Question 20
What is MERV rating?
A) noise
B) fan speed
C) filter efficiency scale
D) duct size

About This Test

For Skilled Trade Apprentice/Journeyman (USA) — Electrician (NEC), Plumbing (IPC), HVAC EPA 608, General Contractor, Welding AWS and Automotive ASE with OSHA. Section: Trade, USA.

Trade USA — Electrician NEC, Plumbing IPC, HVAC EPA 608, General Contractor, Welding AWS, Automotive ASE × 51 states: OSHA & state license. 8×20Q per trade/state.

Trade Forum: respectful craft talk — profanity/hate → (content hidden) via AI + manual.

Study Tips:

  • Know NEC vs IPC scope
  • Drill code by state
  • Use OSHA safety first
  • Respect the craft in Forum