CES Risk Management & Quality Assurance 2

Question 1

When performing a Job Hazard Analysis (JHA) for a blasting operation, which step should be completed FIRST?

Accepted Answer

Break the job into discrete sequential tasks

Answer

A JHA begins by breaking the job into its component tasks before hazards associated with each task can be identified and controlled.

Question 2

Which qualitative risk assessment matrix axis combination correctly defines 'risk level'?

Accepted Answer

Likelihood × Consequence

Answer

Risk is universally defined in safety management as the product of Likelihood (probability of occurrence) and Consequence (severity of outcome).

Question 3

A blaster discovers that 15% of the detonators in a shipment have resistance values outside the manufacturer's specified tolerance. The correct QA response is to:

Accepted Answer

Reject the entire lot and notify the supplier

Answer

A 15% defect rate far exceeds acceptable quality limits for initiating devices; the entire lot must be quarantined and the supplier notified per industry QA protocols.

Question 4

The hierarchy of controls, ranked from most to least effective for explosives operations, begins with:

Accepted Answer

Elimination

Answer

Elimination of the hazard is always the most effective control; subsequent tiers include substitution, engineering controls, administrative controls, and PPE.

Question 5

Under ATF regulations, a licensed explosives dealer must conduct a physical inventory of all explosive materials at minimum:

Accepted Answer

Annually

Answer

27 CFR Part 555 requires licensed dealers to conduct a complete physical inventory of explosive materials at least annually.

(CES) Certified Explosives Specialist Practice Test

(CES) Certified Explosives Specialist Practice Test

CES Risk Management & Quality Assurance 2