#1
Which type of sling is most suitable for lifting fragile materials?
Chain sling
Wire rope sling
Synthetic web sling
Metal mesh sling
#2
What is the recommended maximum angle for sling use in lifting operations?
45 degrees
60 degrees
90 degrees
120 degrees
#3
What is the primary purpose of a tagline in material lifting?
To provide additional support to the load
To control the load's movement
To secure the sling to the lifting device
To measure the load's weight
#4
Which type of sling is typically NOT used for lifting hot materials?
Metal mesh sling
Synthetic web sling
Wire rope sling
Chain sling
#5
What is the main advantage of a chain sling compared to other types of slings?
Flexibility
Lightweight
Resistance to cutting
Ease of inspection
#6
Which type of sling is suitable for lifting loads with sharp edges?
Synthetic web sling
Wire rope sling
Chain sling
Metal mesh sling
#7
Which type of hitch is suitable for lifting a load with a single lifting point?
Basket hitch
Choker hitch
Vertical hitch
Bridle hitch
#8
What is the primary function of a spreader bar in material lifting?
To increase the length of the sling
To spread the load's weight evenly
To connect multiple slings together
To provide additional support to the load
#9
What is the primary advantage of using a metal mesh sling?
High resistance to abrasion
Low cost
Flexibility
Resistance to cutting
#10
Which type of hitch is used for lifting a load by passing the sling around the load's midsection?
Basket hitch
Choker hitch
Vertical hitch
Bridle hitch
#11
Which factor does NOT affect the safe working load (SWL) of a sling?
Sling material
Sling length
Sling angle
Sling condition
#12
What should be done if a sling shows signs of damage or wear?
Continue using it carefully
Repair it immediately
Wait for it to fail completely before replacing
Use it for lighter loads only
#13
What is the purpose of a shackle in a lifting operation?
To connect the sling to the load
To adjust the length of the sling
To attach the sling to the crane hook
To measure the load's weight
#14
What is the main advantage of using a synthetic web sling?
High resistance to chemicals
Low cost
High tensile strength
Minimal stretch
#15
What should be checked before using a sling for lifting?
Manufacturer's instructions
Color of the sling
Material of the lifting device
Weight of the crane
#16
When should a basket hitch be used?
When lifting a cylindrical object
When lifting a wide and flat object
When lifting a long and narrow object
When lifting a fragile object
#17
What is the primary concern when selecting a sling for a specific lifting operation?
Cost-effectiveness
Sling color
Load weight
Sling material and construction
#18
When using a wire rope sling, what should be done to prevent kinking?
Rotate the sling periodically
Tighten the sling excessively
Use the sling at maximum load capacity
Expose the sling to extreme temperatures
#19
Which type of hitch should be used to lift a cylindrical object?
Basket hitch
Choker hitch
Vertical hitch
Bridle hitch
#20
Which factor should be considered when determining the sling's working load limit (WLL)?
The weight of the crane
The size of the lifting device
The material strength of the load
The distance between the lift points
#21
What is the recommended method for storing slings when not in use?
Coiled on the ground
Hung from a hook
Tied in a knot
Folded neatly on a shelf
#22
What is the recommended inspection frequency for slings in regular use?
Once a year
Twice a year
Before each use
Every five years