1-23.
1-24.
1-25.
1-26.
1-27.
1-28.
To speed troubleshooting, the technician may use
which of the following diagrams by answering a
branching series of questions about an observed
system fault?
1. Fault logic diagrams
2. Signal-flow diagrams
3. Pyramid diagrams
4. Both 2 and 3 above
What diagram shows the signal flow from an input to
an output function?
1. Signal-flow diagram only
2. Fault logic diagram only
3. Signal-flow diagram and fault logic diagram
4. Pyramid diagram
Pyramid diagrams pertain to the sole dependency of
the subassemblies essential to each function of a piece
of equipment.
1. True
2. False
The relays and lamps are cross-indexed by which of
the following characteristics?
1. Zone
2. Sheet
3. Figure
4. All of the above
Relay lamp ladder diagrams show the energizing
paths for relays and indicator lamps that are not
covered by which of the following diagrams?
1. Pyramid
2. Fault logic
3. Signal flow
4. Fault analysis
The relay lamp ladder diagram shows which of the
following components in the energizing path?
1.
2.
3.
4.
Transistors and switches
Lamps and switches
Cabling and wiring
Coils and lamps
1-29.
1-30.
1-31.
1-32.
1-33.
1-34.
Cooling systems are essential to the satisfactory
operation of which of the following equipments?
1. Shipboard weapons systems only
2. Heat exchangers/transferers only
3. Air conditioning units only
4. All shipboard electronic equipment
The typical liquid-cooling system used for electronic
fire-control equipment has what total number of basic
systems?
1. One
2. Two
3. Three
4. Four
Aboard ship, the initial source of cooling water is the
1.
2.
3.
4.
primary liquid-cooling system
secondary liquid-cooling system
air conditioner receptacles
expansion tanks
If you are in an emergency situation aboard ship
wherein you need to immediately locate a portable
emergency hose, where would you normally find that
hose?
1. In the supply room
2. In the cook’s galley
3. In the maintenance department
4. In the liquid-coolant machinery room
In types II and III liquid-cooling systems, chilled
water is taken from the
1. fire main
2. supply main
3. alternate main
4. secondary main
What is the coolant normally used in the secondary
liquid-cooling system?
1. Antifreeze
2. Fresh water
3. Saltwater
4. Distilled water
3
