Exam Questions And Correct Answers
(Verified Answers) Plus Rationales 2026
Q&A Instant Download Pdf
1. What is the primary purpose of rigging in lifting operations?
A. Painting structures
B. Moving and securing loads safely
C. Welding steel beams
D. Inspecting concrete
B. Moving and securing loads safely
Rationale: Rigging ensures loads are properly attached, controlled, and safely
moved during lifting operations.
2. Which device is commonly used to connect slings to a load or hook?
A. Spreader bar
B. Shackle
C. Come-along
D. Level
B. Shackle
Rationale: Shackles are used as connectors between lifting components like
slings, hooks, and loads.
, 3. What does WLL stand for in rigging?
A. Working Load Limit
B. Weight Load Level
C. Wire Lift Limit
D. Working Line Length
A. Working Load Limit
Rationale: WLL is the maximum load a piece of rigging equipment is rated to
safely handle.
4. What is the safest sling angle practice?
A. Smaller angles increase load
B. Larger angles reduce tension
C. Smaller angles reduce tension
D. Angle does not matter
B. Larger angles reduce tension
Rationale: Wider sling angles reduce tension on sling legs, improving safety.
5. Which factor most affects sling tension?
A. Load color
B. Sling angle
C. Hook shape
D. Weather only
B. Sling angle
Rationale: The angle of the sling directly changes the force experienced by each
leg.
6. What is the center of gravity?
A. The heaviest bolt in a load
B. The point where load is balanced
, C. The lifting hook
D. The crane operator seat
B. The point where load is balanced
Rationale: The center of gravity is where the load’s weight is evenly distributed
in all directions.
7. Which sling type is most resistant to cutting damage?
A. Nylon sling
B. Polyester sling
C. Wire rope sling
D. Chain sling
D. Chain sling
Rationale: Chain slings are highly durable and resistant to abrasion and cutting.
8. What is required before every lift?
A. Paint inspection
B. Pre-lift inspection
C. Payroll approval
D. Welding test
B. Pre-lift inspection
Rationale: Equipment must be inspected before use to ensure safe lifting
conditions.
9. What is the purpose of a tag line?
A. Lift heavy loads
B. Control load rotation
C. Increase crane power
D. Measure wind speed