CDC 2A051N : Aerospace Maintenance And Policy! Trivia Quiz
This is a CDC 2A051N: Aerospace Maintenance And Policy trivia quiz that is perfect for all of us who are taking this course and want to get some revision on the topic. Are you among us, or are you already well prepared? Either way, take up this test and get to see just how well you will do. All the best!
- 1.An electrical charge at rest is called
- A.
Static electricity
- B.
An electric current
- C.
And electrostatic voltage
- D.
An electrostatic discharge
- 2.Triboelectrification is the
- A.
Generation of a static charge by friction
- B.
Dissipation of a static charge by diffusion
- C.
Dissipation of a static charge by a static drain
- D.
Generation of a static charge by electrical noise
- 3.What level of relative humidity is the most desirable in an ESD protective area?
- A.
20 to 40 %
- B.
40 to 60 %
- C.
60 to 80 %
- D.
80 to 100 %
- 4.the electrostatic voltage sensitivity threshold of the human body is approximately
- A.
1,000 volts
- B.
2,000 volts
- C.
3,000 volts
- D.
3,500 volts
- 5.It is important that both serviceable and unserviceable (reparable) ESDS items recieve the same ESD protection
- A.
To prevent losing the conductive connector caps
- B.
Because technicians are required to protect all items
- C.
To prevent further ESD damage to the damaged parts
- D.
To prevent further ESD damage tot he remaining operating parts
- 6.A proper static drain is fast enough to remove the static charge quickly before any damage is done, yet slow enough so that it does not produce a damaging
- A.
Electrostatic field
- B.
Discharge current
- C.
Discharge voltage
- D.
Microdiffusion field
- 7.Which of these is not a principal component of a static control workstation?
- A.
Peronnel wrist strap
- B.
Static dissipative flooring
- C.
Common point grounding system
- D.
Static dissipative work surface
- 8.The correct grounding precaution for an ESD control workstation is to
- A.
Fasten workstation grounds to one another
- B.
Tie workstation grounds together electrically in series
- C.
Tie workstation grounds independently to a ground point
- D.
Clip personnel wrist straps to the static dissipative flooring
- 9.How often must a wrist strap be tested with a wrist strap tester?
- A.
Daily
- B.
Weekly
- C.
Monthly
- D.
Before each use
- 10.The proper procedure when testing a wrist strap with a wrist strap tester is to check
- A.
Only the resistance of the entire system when you are not wearing the cuff
- B.
Only the continuity of the entire system when you are not wearing the cuff
- C.
Both the continuity and resistance of the entire system when you are wearing the cuff
- D.
Both the continuity and resistance of the entire system when you are not wearing the cuff
- 11.How much torque is developed at the bolt end of a 5-inch wrench when 2 pounds of force is applied to the handle end of the wrench?
- A.
2 1/2 inch-pounds
- B.
5- inch-pounds
- C.
10- inch-pounds
- D.
20- inch-pounds
- 12.You must torque a bolt to 60 inch-pounds, but you only have a foot-pound torque wrench. In order to properly torque the bolt you must set the foot-pound torque wrench to
- A.
10 foot-pounds
- B.
6 foot-pounds
- C.
5 foot-pounds
- D.
3 foot-pounds
- 13.Which torque wrench uses micrometer-like markings and a rotating adjustment sleeve to set torque values?
- A.
Type I
- B.
Type II
- C.
Type III
- D.
Type IV
- 14.When is a torque wrench to break loose a bolt?
- A.
Never
- B.
Whenever the bolt is overtightened
- C.
When using a torque wrench extender
- D.
When its too tight to use a standard break-away wrench
- 15.You must compensate for the prevailing torque of a self-locking nut when the
- A.
Technical order specifies compensation is required
- B.
Prevailing torque is developed by a nylon self-locking nut
- C.
Technical order does not specify compensation is required
- D.
Prevailing torque is less than 10 percent of the recommended torque value
- 16.What must you do before using a torque wrench that has been dropped?
- A.
Have it recalibrated
- B.
Update the certification label
- C.
Cycle through the breakaway torque
- D.
Set the wrench to its maximum setting
- 17.An automated tool accountability system provides all of the following information except
- A.
The tool manufacturer
- B.
Broken and removed tools
- C.
Tools removed for calibration
- D.
Due date for periodic inspection of the consolidated tool kit (CTK)
- 18.A power sensor is essentially a
- A.
Capacitor
- B.
Transistor
- C.
Facilitator
- D.
Transducer
- 19.A power meter
- A.
Must be operated manually
- B.
Can be operated either manually or automatically
- C.
Can only be operated through using an interface bus
- D.
Can only be operated through an automatic test station
- 20.You zero the power meter by
- A.
Pressing the SENSOR ZERO and RF Blanking Output switch and waiting until the display shows all zeros
- B.
Pressing the SENSOR ZERO and the POWER switch and waiting until the display shows all zeros
- C.
Pressing the ZERO CAL switch and waiting until the display shows all zeros
- D.
Turning the power meter off and then turning it back on
- 21.Which key sets the power meter's measurement units to dBm?
- A.
DBm/W
- B.
Zero/cal
- C.
On/off
- D.
Preset/Local
- 22.What type of receiver does a spectrum analyzer use?
- A.
Active
- B.
Analog
- C.
Passive
- D.
Electronic
- 23.The primary use of a spectrum analyzer is to measure the
- A.
Range of the full spectrum
- B.
Power of the full spectrum
- C.
Extent of the full spectrum
- D.
Frequency of the full spectrum
- 24.What process uses an information-containing signal to vary the properties of a high frequency wave for transmission?
- A.
Intermodulation
- B.
Modulation
- C.
Harmonics
- D.
Phasing
- 25.What instrument is used to measure a loss of signal strength or feedback within an electrical network?
- A.
O-scope
- B.
Test modulator adapter (TMA)
- C.
Spectrum Analyzer (SpecAn)
- D.
SNA
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