OIT Core Knowledge and Fundamentals 2

Question 1

Under the Ontario Occupational Health and Safety Act, who is primarily responsible for ensuring workplace safety?

Accepted Answer

The employer

Answer

The OHSA places the primary duty of workplace safety on the employer, who must take every reasonable precaution to protect workers.

Question 2

What does WHMIS stand for in an industrial trades context?

Accepted Answer

Workplace Hazardous Materials Information System

Answer

WHMIS stands for Workplace Hazardous Materials Information System, Canada's national hazard communication standard.

Question 3

What is the purpose of lockout/tagout (LOTO) procedures in industrial trades?

Accepted Answer

To prevent accidental energization of equipment during maintenance

Answer

LOTO procedures isolate energy sources to prevent equipment from being accidentally energized while workers perform maintenance or repairs.

Question 4

Which type of fire extinguisher is appropriate for electrical equipment fires?

Accepted Answer

Class C

Answer

Class C extinguishers are rated for electrical equipment fires because they use non-conductive agents that won't create a shock hazard.

Question 5

In Ontario trades, what is the minimum requirement before a worker may operate powered mobile equipment on a job site?

Accepted Answer

Documented competency and employer authorization

Answer

Ontario regulations require that operators of powered mobile equipment be competent and authorized by the employer before operation.

(OIT) Ontario Industrial Trades Certification Practice Test