OIT Safety and Compliance 4

Question 1

What is the primary purpose of a pre-job hazard analysis (JHA) before starting a task in industrial trades?

Accepted Answer

To identify and mitigate hazards before work begins

Answer

To estimate labor costs for the job

Answer

To assign tool responsibility to workers

Answer

To schedule break times during the job

Question 2

Under Ontario's noise regulations, continuous noise exposure at or above what level requires mandatory hearing protection?

Accepted Answer

85 dBA

Answer

75 dBA

Answer

80 dBA

Answer

90 dBA

Question 3

Which type of respirator is required when working in an atmosphere that is immediately dangerous to life or health (IDLH)?

Accepted Answer

A self-contained breathing apparatus (SCBA) or supplied-air respirator

Answer

A half-face air-purifying respirator

Answer

A disposable N95 dust mask

Answer

A powered air-purifying respirator (PAPR)

Question 4

How often must a self-contained breathing apparatus (SCBA) be inspected in Ontario industrial facilities?

Accepted Answer

Before each use and after each use

Answer

Annually only

Answer

Monthly by the employer

Answer

Every six months by a certified technician

Question 5

What does the term 'competent person' mean under Ontario's OHSA?

Accepted Answer

A person qualified by knowledge, training, and experience to perform work safely

Answer

A worker with five or more years of experience

Answer

A government-certified inspector

Answer

A supervisor with a journeyperson ticket

Question 6

In Ontario, what is the employer's obligation when a critical injury occurs at an industrial workplace?

Accepted Answer

Notify the Ministry of Labour immediately and preserve the scene

Answer

File an incident report within 30 days

Answer

Complete an internal investigation and report within one week

Answer

Notify the worker's family and insurance provider only

Question 7

Which GHS (Globally Harmonized System) pictogram indicates an acute toxic hazard on a WHMIS label?

Accepted Answer

Skull and crossbones

Answer

Flame over a circle

Answer

Exploding bomb

Answer

Exclamation mark