Free CHST Practice Questions
Original questions with explanations
These original CHST practice questions are educational examples designed to exercise reasoning. They are not recalled exam items and do not imply access to live or confidential test content.
Question 1
Workers will use a leading edge where a fall hazard exists. What should be addressed first?
- A. Lunch scheduling
- B. A compliant fall-protection plan and controls
- C. Tool color
- D. Parking assignments
Answer and explanation
B. A compliant fall-protection plan and controls Fall hazards require planning and effective controls before exposure begins.
Question 2
Which control is generally more effective than relying on personal protective equipment alone?
- A. Eliminating the hazard
- B. Posting a reminder
- C. Repeating a warning
- D. Extending the shift
Answer and explanation
A. Eliminating the hazard Elimination is higher in the hierarchy of controls because it removes the source of exposure.
Question 3
What is the purpose of a job hazard analysis?
- A. Set payroll rates
- B. Break a task into steps, identify hazards, and select controls
- C. Replace all training
- D. Document only past injuries
Answer and explanation
B. Break a task into steps, identify hazards, and select controls A job hazard analysis systematically connects task steps with hazards and preventive controls.
Question 4
A trench shows signs of instability. What is the appropriate response?
- A. Enter briefly without protection
- B. Stop exposure and ensure a competent person evaluates protective measures
- C. Add workers to speed the task
- D. Ignore conditions if the trench is dry
Answer and explanation
B. Stop exposure and ensure a competent person evaluates protective measures Potential cave-in hazards require immediate control and evaluation by the competent person.
Question 5
Which metric is leading rather than lagging?
- A. Recordable injury rate
- B. Number of completed corrective-action inspections
- C. Lost workdays
- D. Workers’ compensation cost
Answer and explanation
B. Number of completed corrective-action inspections Completed preventive inspections measure activity intended to reduce future events, making them a leading indicator.
How to Review Your Results
For every missed item, name the tested concept, explain why the correct option is best, and identify the clue that rules out each distractor. Then review the corresponding official content domain.