OBT3 COMPREHENSIVE EXAMINATION
TEST COMPLETE QUESTIONS WITH
ACCURATE SOLUTIONS
●● Which of the following should be worn when using power tools
Answer: Safety glasses
●● Ratio for a ladder
Answer: 3:1 or 4:1
●● What is the minimum acceptable type of respiratory protection to be
used when cleaning a soot filled furnace
Answer: Disposable filter mask
●● What muscles or parts of your body should you primarily use to life
a weight from the floor
Answer: Leg muscles
●● Water on wood fires, electrical fires, and flammable liquids
Answer: Will extinguish it, can electrocute you, can spread and cause
fire
,●● WHMIS
Answer: Workplace Hazardous Materials Information System
●● MSDS
Answer: Material Safety Data Sheet
●● Asbestos is found in
Answer: Insulated areas, gasket materials, oil boilers
●● Silica
Answer: Found in cement or natural environments
●● Chapter 1 - Safety (Student Lab Manual)
Answer:
●● WHAT IS THE MIN acceptable type of respiratory protection to be
used when working with solvents in an unventilated confined space
Answer: Supplied air respirators
●● Four safety concerns related to the use of ladders in the workplace
Answer: Electrical hazards, winds, traffic problems, unsecured footing
,●● Shortest person should be at the (top/bottom) when carrying a large
appliance down the stairs
Answer: Top
●● Three safety procedures to be employed when working around
electricity
Answer: Wear rubber boots and gloves
Use grounded plugs
Protect cords from traffic
●● How should oil waste and rags be disposed
Answer: Stored in a covered container and regularly dispose of in a safe
manner
●● Three ways that gasoline, solvents, or toxic substances can enter
your body
Answer: Inhalation, ingestion, absorption
●● Chapter 2 - Tools
Answer:
●● You must never use a chisel with a _______________ head
Answer: Mushroom
, ●● Three types of pliers
Answer: Straight, compound, combinatioin
●● A _____________ wrench is better suited to loosening tight nuts
Answer: Combination
●● Three type of snips
Answer: Straight, combination, compound
●● A masonry drill bit is suited for drilling into concrete due to its
______________ tip
Answer: Corbine
●● ________________ hammers area best suited for striking chisels
Answer: Ball-peen
●● Three types of screwdrivers
Answer: Philips, flat, Robertson
●● __________________ should be used when making sharp turn cuts
in sheet metal
Answer: Combination
TEST COMPLETE QUESTIONS WITH
ACCURATE SOLUTIONS
●● Which of the following should be worn when using power tools
Answer: Safety glasses
●● Ratio for a ladder
Answer: 3:1 or 4:1
●● What is the minimum acceptable type of respiratory protection to be
used when cleaning a soot filled furnace
Answer: Disposable filter mask
●● What muscles or parts of your body should you primarily use to life
a weight from the floor
Answer: Leg muscles
●● Water on wood fires, electrical fires, and flammable liquids
Answer: Will extinguish it, can electrocute you, can spread and cause
fire
,●● WHMIS
Answer: Workplace Hazardous Materials Information System
●● MSDS
Answer: Material Safety Data Sheet
●● Asbestos is found in
Answer: Insulated areas, gasket materials, oil boilers
●● Silica
Answer: Found in cement or natural environments
●● Chapter 1 - Safety (Student Lab Manual)
Answer:
●● WHAT IS THE MIN acceptable type of respiratory protection to be
used when working with solvents in an unventilated confined space
Answer: Supplied air respirators
●● Four safety concerns related to the use of ladders in the workplace
Answer: Electrical hazards, winds, traffic problems, unsecured footing
,●● Shortest person should be at the (top/bottom) when carrying a large
appliance down the stairs
Answer: Top
●● Three safety procedures to be employed when working around
electricity
Answer: Wear rubber boots and gloves
Use grounded plugs
Protect cords from traffic
●● How should oil waste and rags be disposed
Answer: Stored in a covered container and regularly dispose of in a safe
manner
●● Three ways that gasoline, solvents, or toxic substances can enter
your body
Answer: Inhalation, ingestion, absorption
●● Chapter 2 - Tools
Answer:
●● You must never use a chisel with a _______________ head
Answer: Mushroom
, ●● Three types of pliers
Answer: Straight, compound, combinatioin
●● A _____________ wrench is better suited to loosening tight nuts
Answer: Combination
●● Three type of snips
Answer: Straight, combination, compound
●● A masonry drill bit is suited for drilling into concrete due to its
______________ tip
Answer: Corbine
●● ________________ hammers area best suited for striking chisels
Answer: Ball-peen
●● Three types of screwdrivers
Answer: Philips, flat, Robertson
●● __________________ should be used when making sharp turn cuts
in sheet metal
Answer: Combination
