WALMART MAINTENANCE Plumbing and Facilities

Question 1

What is the FIRST action when dealing with a plumbing leak in the sales floor?

Accepted Answer

Shut off the water supply to the affected area, block off the wet area for safety, and report it

Answer

Mop up the water and continue normal operations

Answer

Call corporate headquarters

Answer

Wait for the plumber to arrive

Question 2

What does a backflow preventer do in a plumbing system?

Accepted Answer

Prevents contaminated water from flowing backward into the clean water supply

Answer

Increases water pressure

Answer

Filters sediment from water

Answer

Reduces water usage

Question 3

What is the purpose of a grease trap in a retail store with a deli or food service area?

Accepted Answer

To collect fats, oils, and grease before they enter the sewer system and cause blockages

Answer

To trap insects

Answer

To heat water

Answer

To filter drinking water

Question 4

How often should a grease trap in a commercial kitchen be cleaned?

Accepted Answer

When it reaches 25% capacity or at least monthly, per local codes

Answer

Once a year

Answer

Only when it overflows

Answer

Every 5 years

Question 5

What is the correct way to unclog a commercial drain?

Accepted Answer

Use a mechanical snake or auger, following proper safety procedures

Answer

Pour chemical drain cleaner down it

Answer

Pour boiling water repeatedly

Answer

Use a wire coat hanger

Question 6

What is the minimum hot water temperature required at handwashing stations per health code?

Accepted Answer

100°F

Answer

70°F

Answer

120°F

Answer

140°F