Working at Heights Practice Test 5

All 30 questions in this test

Every question and its answer choices. The correct answers and explanations appear when you take the test above.

1. How long does it take to fall about 5 metres?

   1. About thirty seconds
   2. About ten seconds
   3. About one minute
   4. About one second

2. Which rescue equipment is required where workers may drown?

   1. A seaworthy boat with a lifebuoy, buoyant line and boat hook
   2. A set of ladders tied together along the dock
   3. A garden hose and a bucket left near the shore for emergencies
   4. A first aid kit kept in the site trailer only

3. When must the alarm system at a project with a drowning hazard be activated?

   1. At the start of every single shift
   2. When a rescue operation is necessary
   3. Whenever it rains heavily
   4. Only during a fire drill

4. Why must horizontal lifelines be engineered?

   1. Their anchors can face extreme forces in a fall
   2. They are cheaper when engineered
   3. They are only used indoors
   4. They are always made of thin steel cable

5. Which working at heights module may be taken by eLearning or live distance learning?

   1. Only the Basic Theory module
   2. Both modules, entirely online
   3. Neither module, ever
   4. Only the Practical module

6. Where is the general legal framework for health and safety taught to every Ontario worker?

   1. Nowhere; workers must read the law alone
   2. Only in university engineering programs
   3. In mandatory basic awareness training
   4. Only in the JHSC certification course

7. Which Ontario system limits free fall to no more than 0.6 m?

   1. A fall restricting system
   2. A safety net under the work
   3. A guardrail
   4. A safety belt alone

8. Which list names the three basic types of anchor systems taught in working at heights training?

   1. Designed fixed supports, temporary supports, verified structural features
   2. Ropes, chains and cables of any size found in the gang box
   3. Pipes, vents and railings that happen to be close to the work
   4. Ladders, scaffolds and elevating work platforms available on the site

9. Working near energized electrical equipment while at heights adds what kind of danger?

   1. None, since height protects from electricity
   2. It makes harnesses work better than they usually do
   3. It only matters for workers on the ground
   4. A fall could bring the worker into contact with it

10. A ladder is used to reach a roof. How far must it extend above the landing?

    1. At least 3 metres
    2. At least 150 millimetres
    3. It should stop below it
    4. At least 900 millimetres

11. What is "roll-out" with a snap hook?

    1. A lanyard rolling up neatly into its storage pouch
    2. The worker rolling over after landing in a safety net
    3. A hook rolling off the work platform when it is dropped by accident
    4. A twist that forces the gate open and separates the hook

12. How does a worker refresh working at heights training before it expires?

    1. Successfully complete the Practical module again
    2. Retake only the Basic Theory written test online
    3. Watch a short online video and sign a form
    4. Ask the employer to extend it for a year

13. Which is acceptable to protect workers from an opening in a floor?

    1. A sheet of cardboard placed loosely on top of the hole for now
    2. A secured, identified cover able to support at least 2.4 kN/m²
    3. A note in the site office saying the hole exists
    4. A traffic cone set beside the opening during the day

14. When should a portable ladder be inspected?

    1. Only after someone has fallen
    2. Only once a year, by the supplier who sold it
    3. Only once, when it is first bought new
    4. Before each use, and after it is dropped

15. What is the maximum peak fall arrest force a fall arrest system may put on a worker?

    1. 50 kilonewtons
    2. 8 kilonewtons
    3. 2 kilonewtons
    4. 22 kilonewtons

16. What must a worker do with the fall protection equipment the employer requires?

    1. Use or wear it
    2. Store it in the truck
    3. Modify it to fit better
    4. Lend it to visitors

17. Which list matches the control methods the theory module asks learners to apply at heights?

    1. Elimination, substitution, isolation, engineering, administration, PPE
    2. Speed, strength, balance, courage, luck and years of experience
    3. Painting, sweeping, lifting, lowering, tying and taping
    4. Planning, buying, renting, storing, selling and scrapping

18. Washing windows from the ground with a reach pole instead of a ladder is an example of what?

    1. Eliminating the fall hazard
    2. Using personal protective equipment
    3. An administrative control only
    4. Substituting one ladder for another

19. How must a ladder used for access between levels be secured?

    1. At both the top and the bottom
    2. It does not need securing
    3. Only at the bottom, by a helper
    4. Only at the top, with tape

20. What can result from using an inappropriate item as an anchor point?

    1. The lanyard becomes shorter and safer
    2. The anchor can fail and the worker can fall
    3. Nothing; any solid-looking item will work fine
    4. The harness will automatically tighten

21. What does "bottoming out" mean in fall protection?

    1. Hitting the ground or a lower level before the fall is stopped
    2. Reaching the bottom rung of a ladder safely and slowly
    3. Running out of rope on a reel during a slow, controlled descent
    4. Setting a ladder's feet on the ground at the right angle

22. On a built-up roof being constructed or resurfaced, where must a barrier be placed?

    1. Right at the roof edge, touching the parapet wall
    2. Nowhere; barriers are not used on roofs
    3. In the work area, at least 2 m from the roof perimeter
    4. At ground level around the building's base

23. How must a horizontal lifeline system be installed and maintained?

    1. According to the engineer's design
    2. According to a co-worker's memory
    3. However the crew finds fastest
    4. Only as the supplier's ad suggests

24. An employer threatens to fire a worker for asking for a harness. What does the OHSA say?

    1. This is a prohibited reprisal
    2. It is allowed if done in writing
    3. It is allowed on small sites
    4. It is allowed during probation

25. A worker arrives at a new site and is told to use an anchor they have not seen before. What should they do?

    1. Test it by jumping on it while tied off
    2. Ask for information about the anchor before using it
    3. Choose a nearby pipe instead without asking
    4. Use it without question, since all anchors are the same

26. After a rescue, what happens to the fall arrest equipment that stopped the fall?

    1. It is reused right away by the rescued worker on the same job
    2. It is removed from service until the manufacturer approves it
    3. It is given to the rescuer as a spare set for future work
    4. It is stored and used again only for training sessions

27. When must a fall arrest system not include a shock absorber?

    1. Whenever the worker weighs less than the weight shown on the label
    2. Never; a shock absorber is required in every case
    3. Whenever the work lasts less than one hour
    4. When its extension could make the worker hit the level below

28. When do fall protection rules apply to a fall of just over 1.2 metres?

    1. When the worker is new to the company and has not yet finished training
    2. When the floor below is made of concrete instead of soil or gravel
    3. When the area is used as a path for wheelbarrows or similar equipment
    4. When the work is done after sunset with portable lighting on site

29. At what fall height is a guardrail required at the open edge of a floor, bridge or scaffold platform?

    1. 0.6 metres or more
    2. 2.4 metres or more
    3. 5 metres or more
    4. 10 metres or more

30. Which harness may be needed on a construction project with an electrical arc flash hazard?

    1. A safety belt with an extra-long wire rope lanyard attached
    2. Any standard class A harness with the usual steel connectors
    3. An ADELP harness rated for arc flash, with compatible connectors
    4. No harness, since electrical work never involves heights