Question 1
Question
Run-outs from horizontal mains or branches shall be taken off ___ the centerline of the pipeline
Answer
-
Above
-
Below
-
At
-
Any of the above
Question 2
Question
While brazing medical gas copper joints, a purge gas shall flow continuously to prevent the formation of copper oxide on the inside surface of the joint. What shall be used as a purge gas?
Answer
-
Oil Free Dry Argon MD
-
Oil Free Dry Helium NF
-
Oil Free Dry Nitrogen NF
-
Any Inert Gas
Question 3
Question
Which of the following filler metals shall be used to braze copper to copper joints in medical gas/vacuum distribution piping?
Answer
-
BAg Series
-
BAu Series
-
BCup Series
-
BNi Series
Question 4
Question
Tubing for positive pressure medical gas systems delivered from the manufacturer shall be _____
Question 5
Question
In positive pressure systems area alarm sensors for vital life support and critical care areas shall be located on which side of the zone valve box assemblies.
Answer
-
Patient side
-
Outlet/Inlets side
-
Downstream side
-
All of the above
Question 6
Question
The master alarm systems shall activate when the pressure in the main supply lines increase or decrease by _____ percent.
Question 7
Question
All medical gas alarm system shall have a _______ audible indication for each conditioned monitor
Answer
-
Adjustable
-
Cancelable
-
Optionable
-
All of the above
Question 8
Question
The master alarm systems shall consists of two or more alarm panels, a centralized computer system shall not be permitted to be used as a substitute for one of the required master alarm panels.
Question 9
Question
Since dew point and carbon monoxide monitors are located upstream of the source valve, demand check fittings are not required.
Question 10
Question
Where shall pressure indicators be provided for medical gas systems.
Question 11
Question
The scale range of positive pressure analog indicators shall have the normal reading fall within the ___ percentage of the gauge scale
Question 12
Question
Station inlets for WAGD service shall be legibly marked to identify them and shall be of a type appropriate for the flow and vacuum level required by the facility gas anesthetic machine.
Question 13
Question
The factory installed tubing on station outlets/inlets shall extend no further than ____ from the body of the terminal
Question 14
Question
Each station outlet/inlet for medical gas or vacuum shall be ____
Answer
-
Interchangeable
-
Gas-specific
-
Threaded
-
Quick-coupler
Question 15
Question
What is name given to the shutoff valve installed on all lateral branch piping form a main or riser?
Question 16
Question
A shutoff valve shall be placed at the immediate connection of each source system to the distribution piping system. What is the name given to the valve?
Answer
-
Main
-
Supply
-
Source
-
Isolation
Question 17
Question
All valves except zone valve box assemblies shall be
Answer
-
In a secured areas
-
locked or latched
-
Labeled appropriately
-
All of the above
Question 18
Question
Where instrument air system are provided with standby headers
Question 19
Question
What is the minimum number of compressor required in an instrument air system that employs a standby headers?
Question 20
Question
Instrument air system shall be permitted to interconnect with medical air systems that have at least two or more compressors.
Question 21
Question
The quality of the instruments air shall be ___.
Question 22
Question
A level 1 dedicated WAGD source shall consist of ____or more producers, each shall be sufficient to serve the peak calculated demand.
Answer
-
one
-
Two
-
Three
-
All of the above
Question 23
Question
Vacuum receivers shall be capable of withstanding a gauge vacuum of ____ inches of mercury.
Answer
-
29
-
29.9
-
30
-
All of the above
Question 24
Question
Level 1 medical-surgical vacuum sources shall consist of an automatic means to prevent ____ through any of-cycle vacuum pump.
Answer
-
Pressure loss
-
Back pressure
-
Backflow
-
All of the above
Question 25
Question
Carbon monoxide shall activate the required alarms when the CO level exceeds ____.
Answer
-
5 ppm
-
10 ppm
-
15 ppm
-
20 ppm
Question 26
Question
Where charcoal filters are required, a color-metric hydrocarbon indicator shall be provided.
Question 27
Question
Where liquid ring compressors are used, air receivers shall be equipped with a high water level sensor that activates a ____alarm indicator.
Answer
-
Master
-
Area
-
Local
-
All of the above
Question 28
Question
The compressor air intakes shall be located outdoors above roof level at a minimum distance of ____ above ground.
Question 29
Question
Where medical air piping systems at different operating air pressures are required, the piping shall separate after the _____.
Answer
-
Filters
-
Final regulators
-
Riser valves
-
Source Valve
Question 30
Question
If dryers, filters and regulators are sized to serve the peak calculated demand, they shall not be duplexed.
Question 31
Question
Level 1 Medical air compressors shall be sized to served the peak calculated demand and in no case shall there be fewer than ____ compressors.
Question 32
Question
Receivers for medical air shall be equipped with ____.
Question 33
Question
______ connectors shall connect the air compressors with their intake and outlet piping.
Answer
-
Anti-vibration
-
Dielectric
-
Insulated
-
Flexible
Question 34
Question
Compressors for medical air shall be designed to prevent introduction of contaminants or liquid into the piping systems.
Question 35
Question
Medical air sources shall be used only for ____and calibration of medical respiratory devices.
Answer
-
Human respiration
-
Air-operating device
-
Instrument air
-
All of the above
Question 36
Question
Where the bulk cryogenic liquid oxygen supply systems is outside of and remote from the building served a ___connection shall be installed.
Answer
-
Maintenance cleanout
-
Refilling
-
Emergency oxygen supply
-
All of the above
Question 37
Question
An in building emergency reserve system can be substituted for the EOSC.
Question 38
Question
Bulk cryogenic liquid system site shall have allowance for at least ___ of clearance around storage container, vaporizer and the pressure regulating manifold.
Question 39
Question
Installers of bulk cryogenic liquid systems shall be qualified to meet CGA M-1 Standard, Guide for Medical Gas Installations at Consumer Sites.
Question 40
Question
manifolds for cryogenic liquid cylinder shall indicate when or at a predetermined set point before the reserve contents fall to one day's average supply, indicating ____.
Answer
-
Reserve is in use
-
Primary empty
-
Secondary empty
-
Reserve low
Question 41
Question
Manifolds for cryogenic liquid cylinders shall consist of ____ equal headers, each having sufficient number of liquid containers for an average day's supply.
Question 42
Question
Manifolds for gas cylinders without reserve shall consist of ____ equal headers, each with an average days supply, but not fewer than ____ connections.
Answer
-
Four-four
-
Three-three
-
Two-two
-
One-one
Question 43
Question
Relief valves shall be vented to the ____, except compressed air systems having less than 3000 cu ft at STP
Answer
-
Floor
-
Sewer Drain
-
Back into the systems
-
Outside
Question 44
Question
All pressure relief valve shall be made of brass, bronze or ___.
Answer
-
Stainless
-
Carbon steel
-
Cast Iron
-
Copper
Question 45
Question
Louvered openings for natural ventilation shall have a minimum free area of ___.
Answer
-
60 sq in
-
62 sq in
-
70 sq in
-
72 sq in
Question 46
Question
Locations for central supply systems and the storage of medical gases shall be secured with lockable doors or gates.
Question 47
Question
Cylinders in use and in storage shall be prevented from reaching temperatures in excess of ___.
Question 48
Question
Which of the following systems shall not be permitted to be located in the same indoor enclosure?
Answer
-
Bulk cryogenic liquid system
-
Manifolds for cryogenic liquid cylinders
-
Manifolds for gas cylinders with or without reserve
-
instrument air standby leader
Question 49
Question
liquid containers shall have additional product identification visible from all directions with a minimum of ____inch high letters such as 360 degree wrap around tape for medical liquid containers
Question 50
Question
Which of the following hazards shall be considered in the design, installation, testing and maintenance of medical gas and vacuum piping systems?
Answer
-
Contaminations
-
Fire and Smoke
-
Fire and explosions
-
Water and Gas