Mitch’s Certified Classes Cross Connection Control Specialist 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 CCCS-Quiz-2 Please enter the password provided by the Instructor below and select the "Start" button to begin. First NameLast NameRegistration IDLaptop NumberCode of Conduct AgreementBy checking the box, I acknowledge that I have read, understand, and agree to comply with the Instructions and Conduct of Conduct provided by Mitch's Certified Classes, Inc. 1 / 50 1. State regulations mandate that a backflow assembly must be: A. capable of withstanding elevated temperatures B. of a standard length for retrofitting C. evaluated in both laboratory and field settings D. All the above 2 / 50 2. Which of the following connections is deemed inappropriate? A. A boiler supply-line equipped with an RP assembly. B. A bypass with a shut-off valve installed around an RP assembly. C. A service connection to a single-family home. D. An air-gapped service to a high-rise building. 3 / 50 3. In ideal conditions with a perfect vacuum at sea level, water is drawn into a 40-foot vertical pipe. What is the pressure in the pipe above the water surface? A. 14.7 pounds per square inch (psi) B. 29.92 inches of mercury C. 33.9 feet of water D. Zero psi 4 / 50 4. Where can you find a procedure for conducting a cross-connection test? A. UPC B. Title 17 C. Title 15 D. AWWA M14 5 / 50 5. What regulates recycled water and its approved uses? A. Federal Safe Drinking Water Act B. UPC C. State Regulations D. None of the above 6 / 50 6. According to the Uniform Plumbing Code, what is the minimum distribution pressure required at the point of delivery? A. 50 pounds per square inch (psi) B. 15 psi C. 20 psi D. None of the above 7 / 50 7. What is the required number of test cocks for an approved DC assembly? A. 2 test cocks B. 3 test cocks C. 4 test cocks D. 5 test cocks 8 / 50 8. According to the Uniform Plumbing Code (UPC), how should an RP assembly be installed? A. With sufficient clearances for testing, maintenance, and repairs. B. At a minimum of 1-foot above grade. C. With a permanent platform if installed 5-feet above grade. D. All the above. 9 / 50 9. What is the purpose of installing a backflow assembly at the service connection? A. To prevent backflow into the water distribution system. B. To protect the water meter from damage. C. To mitigate water hammer. D. None of the above 10 / 50 10. Backsiphonage is classified as which of the following? A. A pressure-type cross-connection B. Laminar flow C. Backflow D. None of the above. 11 / 50 11. What type of backflow may occur due to an indirect cross-connection? A. Back-pressure only B. Backsiphonage only C. Backflow D. None of the above 12 / 50 12. Who is responsible for supplying an approved water supply to the public, whether a public or private entity? A. The Water Purveyor/Supplier B. Local Plumbing Official C. The consumer D. None of the above 13 / 50 13. Once water has passed through the water connection from the public potable water system and is no longer under the control of the Water Purveyor/Supplier, what is it considered? A. Contaminated water B. Polluted water C. Recycled water D. Used water 14 / 50 14. The recommended type of backflow assembly installation to protect the water system from a plant using radioactive material is: A. A Double-Check Valve Assembly B. A Pressure Vacuum Breaker C. A Reduced Pressure Principle Assembly D. An Air-Gap 15 / 50 15. Which recognized organization approves backflow assemblies based on the successful completion of both field and laboratory evaluation? A. UPC B. ASSE C. USC D. U/L 16 / 50 16. What is the term for a water service where water passing through a meter supplies both domestic and fire water to a facility? A. Combined service B. A dual service C. A critical service D. A private service 17 / 50 17. According to industry guidelines and standards, what is the highest quality level of recycled water? A. Disinfected secondary -23 B. Disinfected secondary -2.2 C. Disinfected tertiary D. Gray water 18 / 50 18. How is a pollutant categorized? A. As a high hazard B. As a non-health hazard C. As a health hazard D. As a contaminant 19 / 50 19. What color is used to identify new piping installed for delivering recycled water? A. Black B. Green C. Yellow D. Purple 20 / 50 20. How should protection from freezing for backflow assemblies be ensured, as per regulations? A. The customer B. The manufacturer C. The contractor D. The administrative authority 21 / 50 21. In the case of air-gaps, what is the term used for the minimum cross-sectional area at the seat of the control valve supply pipe or tubing that feeds the device or outlet? A. Effective opening B. Effective area C. Effective range D. Effective line 22 / 50 22. When correctly installing an AVB on an irrigation system, what condition allows the downstream piping to be elevated above the AVB? A. The sprinkler heads are 6 inches below the AVB. B. Never. C. There is a hose-bib connection downstream. D. A shut-off valve is provided downstream. 23 / 50 23. During a cross-connection survey, which of the following would have the highest priority for backflow protection? A. Restaurant B. Apartments C. Strip Mall D. Hospital 24 / 50 24. According to the UPC, what is the required distance for an air-gap separation on a 2-inch spout, situated 4 inches from the side wall and 2 inches from the back wall? A. 2 inches B. 4 inches C. 6 inches D. 12 inches 25 / 50 25. What is the status of hose bibs on recycled water systems? A. Allowed if approved by the plumbing authority B. Allowed C. Never allowed D. None of the above 26 / 50 26. What is the purpose of installing a DC detector assembly on a fire sprinkler system? A. To prevent internal circulation of water in a looped fire system B. To detect unauthorized use of water and prevent backflow into the domestic system C. To ensure water supply from the pumper truck to the fire system D. To provide for small domestic demands from the fire system 27 / 50 27. Who is responsible for establishing a list of certified backflow assembly testers? A. Water Purveyor/Supplier B. AWWA C. USC Foundation D. EPA 28 / 50 28. What does the term "Air Gap Separation" refer to? A. A hole in the supply piping B. A gap in the air-line to the supply tank C. A physical break in the water supply line and the receiving vessel D. A mechanical type backflow preventer 29 / 50 29. Where is the recommended location to install a DC assembly for service isolation? A. At or near the ceiling in the basement where the service enters B. In a vault with an adequate cover C. Underground D. In an accessible location above-ground and as close as practical to the user’s connection 30 / 50 30. What is the responsibility of the water user when there's an on-site backflow prevention assembly installed? They must ensure a competent inspection is conducted at least: A. Once every 2 years B. Once every 6 months C. Once every year D. Once every quarter 31 / 50 31. According to the UPC, what is the appropriate method of correcting a cross-connection to piping containing sewage? A. Installing an RP assembly B. Removing the connection C. Installing a DC assembly D. Installing a PVB 32 / 50 32. If water to a critical service cannot be shut off, even momentarily, what should be done with the backflow assembly? A. Install it in series with another assembly B. Bypass it with equal-sized piping C. Install it in parallel with another assembly D. Remove it 33 / 50 33. Where should backflow assemblies not be installed? A. Areas with toxic fumes B. Areas with corrosive fumes C. Areas with poisonous fumes D. All the above 34 / 50 34. Who has the responsibility and liability for protecting the potable water distribution system? A. Backflow testers B. The Water Purveyor/Supplier C. County health officials D. Plumbing officials 35 / 50 35. If a customer possesses an unapproved "auxiliary" water supply on the premises, with no known connections to the distribution system, what is the minimum protection normally required by the Water Purveyor/Supplier for the distribution system? A. Double-check valve assembly B. Pressure vacuum breaker C. Reduced pressure assembly D. Approved air-gap separation 36 / 50 36. Which elements of public relations are significant for the specialist? A. Consistency B. Knowledge C. Courtesy D. All the above 37 / 50 37. What is required in a cross-connection control program? A. The elements defined in state regulations B. Certified backflow assembly testers C. A list of approved backflow assemblies D. All the above 38 / 50 38. Maps and as-built drawings of the consumer’s potable water system: A. Facilitate tracing potable water lines during surveys B. Require periodic updating C. Help identify potential areas where cross-connections may be found D. Both A and C 39 / 50 39. As a general rule, the appropriate type of backflow prevention assembly should be based on: A. The degree of hazard B. The type of pipe material C. The weather conditions D. None of the above 40 / 50 40. When should the initial test of a backflow assembly be conducted? A. 2 years after installation B. After the first repair C. Before being placed into service D. Before removal 41 / 50 41. Which of the following situations would significantly contribute to water backflow through a cross-connection? A. Shutting off the water supply to a multi-story building and allowing the up-feed water riser to drain B. A vacuum created by water hammer C. Shutting off the water supply to a single-story facility D. A vacuum created by closing a shut-off valve 42 / 50 42. What is the minimum clearance required for installing a RP backflow assembly? A. 6 inches above finished grade B. 12 inches above finished grade C. 36 inches above finished grade D. In a vault 43 / 50 43. Who is responsible for establishing a list of approved backflow assemblies for protecting a municipal water supply system? A. The plumbing official B. The health department C. The Water Purveyor/Supplier D. The USC Foundation 44 / 50 44. What can a water-line connected to a process steam-line (without chemicals) be protected by? A. An Air-gap B. An Atmospheric vacuum breaker C. A Pressure vacuum breaker D. A Double check valve assembly 45 / 50 45. What components must be included in an approved Backflow Prevention Assembly? A. Ball valves as test cocks B. An upstream strainer C. Resilient seated test cocks D. Metal-to-metal shut-off valves 46 / 50 46. Steam boilers are classified as high hazard due to: A. Thermal expansion potentially causing back-pressure B. Possible addition of toxic chemicals to the boiler make-up water C. Direct connection of boilers to the potable water system D. All the above 47 / 50 47. Which of the following types of cross-connections are considered unauthorized? A. A service connection to a single-family residence B. A supply line to a boiler from a domestic service equipped with a reduced pressure assembly C. A bypass with a shut-off valve installed around a reduced pressure assembly D. An air-gapped service to a high-rise building 48 / 50 48. What temperature designation should an atmospheric vacuum breaker rated for cold-water usage have? A. Below 110 degrees B. Below 140 degrees C. Below 160 degrees D. Below 180 degrees 49 / 50 49. What term describes a situation where two or more water services are provided to a single property? A. A combined service B. A private service C. A dual service D. None of the above 50 / 50 50. In the scenario where a customer possesses a polluted "auxiliary" water supply on their premises with no known connections to the distribution system, what is typically the minimum requirement set by the Water Purveyor/Supplier to safeguard the distribution system? A. An approved pressure vacuum breaker B. An approved double check valve assembly C. An approved reduced pressure assembly D. An approved air-gap separation Your score is Exit
