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Volume 2 URE

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kc1352A851N Edit 1

Frage 1 von 90

1

What structural areas allow maintenance to inspect or service aircraft components?

Wähle eine der folgenden:

  • Nacelles

  • Windows

  • Doors

  • Plates and Skins

Erklärung

Frage 2 von 90

1

Which major structural area provides support for the engines?

Wähle eine der folgenden:

  • Nacelles

  • Wings

  • Stabilizers

  • Fuselage

Erklärung

Frage 3 von 90

1

Which is not a major aircraft structural area?

Wähle eine der folgenden:

  • Windows

  • Stabilizers

  • Wing Carry-Through

  • Fuselage

Erklärung

Frage 4 von 90

1

Which component guards against accidental firing of ejection seats?

Wähle eine der folgenden:

  • Safety Pins

  • Stabilizers

  • Red Streamers

  • initiators

Erklärung

Frage 5 von 90

1

How do independent positioning determine subsystem function?

Wähle eine der folgenden:

  • By recording radar data

  • By calculating aircraft velocity

  • Independent of inertial navigation

  • Independent of ground epuipment

Erklärung

Frage 6 von 90

1

which is not an avionics system?

Wähle eine der folgenden:

  • built in test system

  • control and displays

  • central computing complex

  • navigation and weapon delivery

Erklärung

Frage 7 von 90

1

which is not part of an engine indicating system

Wähle eine der folgenden:

  • oil quanity

  • water temperature

  • engine vibration

  • fuel flow

Erklärung

Frage 8 von 90

1

what is normally considered a minimum safe distance from the intake of an operating jet engine?

Wähle eine der folgenden:

  • 25 feet to the front and sides

  • 50 feet to the front and sides

  • 50 feet to the front and 25 feet to the sides

  • 25 feet to the front and 10 feet to the sides

Erklärung

Frage 9 von 90

1

When approaching overheated aircraft wheels, always approach the wheel

Wähle eine der folgenden:

  • from the side of the wheel

  • only after the blowout screen is installed

  • from the front of or behind the wheel

  • at a 45 degree angle to the wheel

Erklärung

Frage 10 von 90

1

initially what happens when RF energy is absorbed in the tissue of your body

Wähle eine der folgenden:

  • heat is produced

  • nothing

  • your internal organs start to deteriorate

  • your heart beats irregulary

Erklärung

Frage 11 von 90

1

what is the minimum safe distance from an UHF antenna when the associated transmitter is radiating power?

Wähle eine der folgenden:

  • 1 foot

  • 3 feet

  • 5 feet

  • 10 feet

Erklärung

Frage 12 von 90

1

the minimum safe distance from an HF antenna when the associated transmitter is radiating power is

Wähle eine der folgenden:

  • 1 foot

  • 3 feet

  • 5 feet

  • 10 feet

Erklärung

Frage 13 von 90

1

which condition is usually not caused by an over exposure to noise?

Wähle eine der folgenden:

  • hearing problems

  • fatigue

  • excessive energy

  • speech problems

Erklärung

Frage 14 von 90

1

the greatest noise levels around an operating jet aircraft engine is to rear of the engine through an angle of

Wähle eine der folgenden:

  • 45 degrees on either side

  • 90 degrees on either side

  • 60 degrees on either side

  • 45 degrees on either side

Erklärung

Frage 15 von 90

1

which physical symptom is least likely to indicate a person is suffering from over exposure to noise?

Wähle eine der folgenden:

  • unconsciousness

  • dizziness

  • vomiting

  • nausea

Erklärung

Frage 16 von 90

1

which is a condition that results from frequent exposure to small overdoses of noise

Wähle eine der folgenden:

  • frequent nausea

  • permanent hearing loss

  • temporary weight gain

  • small overdoses have little to no effect

Erklärung

Frage 17 von 90

1

which is not an Air Force inspection concept

Wähle eine der folgenden:

  • preflight

  • phased

  • isochronical

  • periodic

Erklärung

Frage 18 von 90

1

which units fall under the programmed depot maintenance inspection concept

Wähle eine der folgenden:

  • All units regardless of majcom

  • ACC unit

  • AMC units

  • AFSOC units

Erklärung

Frage 19 von 90

1

which inspection is designed to detect defects that might have developed during ground operations of the aircraft

Wähle eine der folgenden:

  • preflight

  • phase

  • end of runway

  • basic post flight

Erklärung

Frage 20 von 90

1

when is the thruflight inspection perfromed

Wähle eine der folgenden:

  • after the last flight of each day

  • before the aircraft goes on alert

  • prior to takeoffs at intermediate stops

  • after a specific number of flying hours has elapsed

Erklärung

Frage 21 von 90

1

which inspection is more extensive than the hourly postflight or basic postflight inspections and covers certain parts, areas, and systems of the aircraft that require less frequent inspections

Wähle eine der folgenden:

  • minor

  • major

  • phase

  • periodic

Erklärung

Frage 22 von 90

1

when the HSC inspection becomes due during a long-range mission, it is completed at the base

Wähle eine der folgenden:

  • to which the aircraft belongs

  • where the first intermediate stop is made

  • from which the mission is being performed

  • nearest the aircraft when the inspection becomes due

Erklärung

Frage 23 von 90

1

which inspection includes a review of the forms for current status, a visual inspection of equipment for defects, and adequate servicing

Wähle eine der folgenden:

  • special inspection

  • acceptance inspection

  • operator inspection

  • periodic inspection and scheduled lubrication

Erklärung

Frage 24 von 90

1

malfunctions documented on an AFTO form 244 are the responsibility of

Wähle eine der folgenden:

  • aerospace ground equipment mechanics

  • avionics backshop personnel

  • flight line technicions

  • propulsion mechanics

Erklärung

Frage 25 von 90

1

Part V of the AFTO form 244 is used to document

Wähle eine der folgenden:

  • maintenance/delayed discrepancies

  • non-scheduled inspections

  • item identifications

  • scheduled inspections

Erklärung

Frage 26 von 90

1

the AFTO form 781 series would not be used to document aircraft

Wähle eine der folgenden:

  • flight records

  • configurations

  • component repair

  • inspections

Erklärung

Frage 27 von 90

1

except for battle damage, each discrepancy discovered is documented on AFTO form 781

Wähle eine der folgenden:

  • B

  • K

  • L

  • A

Erklärung

Frage 28 von 90

1

at what point do you erase symbols you entered on the AFTO form 781A

Wähle eine der folgenden:

  • when you enter them in error

  • when you find them to be incorrect

  • when you must correct a discrepancy

  • never, even if you entered them in error

Erklärung

Frage 29 von 90

1

who ensures the job control number (when assigned) is entered on the AFTO form 781 A

Wähle eine der folgenden:

  • technicion

  • supervisor

  • crewchief

  • aircraft crew member

Erklärung

Frage 30 von 90

1

which information is required in the corrective action block of the AFTO form 781 A

Wähle eine der folgenden:

  • description of the corrective action

  • TO reference

  • technicians signiture

  • supervisors signiture

Erklärung

Frage 31 von 90

1

who is responsible for the validity and legibility of all comsec required entries

Wähle eine der folgenden:

  • crewchief

  • pro super

  • Comm/nav technician

  • aircrew

Erklärung

Frage 32 von 90

1

which AFTO form is used to document maintenance status and servicing information

Wähle eine der folgenden:

  • 781A

  • 781B

  • 781H

  • 781J

Erklärung

Frage 33 von 90

1

which AFTO form is used to document aerospace vehicle time and engine data including operating time

Wähle eine der folgenden:

  • 781A

  • 781J

  • 781K

  • 781L

Erklärung

Frage 34 von 90

1

Which AFTO form allows you to record essential inspection and delayed maintenance data

Wähle eine der folgenden:

  • 781A

  • 781B

  • 781K

  • 781L

Erklärung

Frage 35 von 90

1

Block C of the AFTO form 781K is used to document

Wähle eine der folgenden:

  • inspection items that require inspection/testing at a specified time/period

  • all immediate and urgent action TCTOs upon compliance

  • the status of depot maintenance

  • higher authority inspection

Erklärung

Frage 36 von 90

1

to "flag" a condition on an aircraft that could cause damage or injury of ignored, use

Wähle eine der folgenden:

  • AFTO form 244

  • AFTO form 781K

  • AF form 1492

  • AF form 979

Erklärung

Frage 37 von 90

1

What portion of the tag is used to provide a "cross-check" with the aircraft forms and is inserted through the aircraft forms binder

Wähle eine der folgenden:

  • the bottom portion

  • the top portion

  • neither

  • both

Erklärung

Frage 38 von 90

1

what helps to dissipate and lessen the effects of electronic discharge

Wähle eine der folgenden:

  • Humid air

  • use of non conductive packaging material

  • use of proper insulating materials

  • dehumidified air

Erklärung

Frage 39 von 90

1

an example of an ESDS devise is a

Wähle eine der folgenden:

  • diode

  • PROM

  • Transistor

  • MOSROM

Erklärung

Frage 40 von 90

1

what type of failure associated with ESD is the most difficult to detect

Wähle eine der folgenden:

  • intermittent

  • erroneous signal

  • latent or delayed

  • total component

Erklärung

Frage 41 von 90

1

which is not a flight line precaution used to protect ESDS components?

Wähle eine der folgenden:

  • touching the ends of aircraft wiring to the LRU case prior to installation

  • touching the LRU case with your hand proir to removal from the aircraft

  • covering LRU connector plugs

  • using protective tote boxes

Erklärung

Frage 42 von 90

1

when working on ESDS devices in the shop area, you must use

Wähle eine der folgenden:

  • ungrounded floor mats

  • a grounded work bench

  • nonconductive antistatic mats

  • a grounded LRU

Erklärung

Frage 43 von 90

1

what type of ground do you need to provide for soldering irons in an ESD protected area

Wähle eine der folgenden:

  • hard

  • shielded

  • floating

  • common

Erklärung

Frage 44 von 90

1

which action could pose a safety hazard to personnel in an ESD protected area

Wähle eine der folgenden:

  • improper use of conductive bags

  • wearing of personal clothing

  • use of ionozers

  • improper use of conductive tote boxes

Erklärung

Frage 45 von 90

1

which type of cable carries RF power from one point to another with a known rate of loss

Wähle eine der folgenden:

  • emp

  • coaxial

  • shielded

  • insulated

Erklärung

Frage 46 von 90

1

which is not a type of connector coupling

Wähle eine der folgenden:

  • friction

  • bayonet

  • insertion

  • threaded

Erklärung

Frage 47 von 90

1

all of the following are rf connectors precautions except

Wähle eine der folgenden:

  • never step on the cable

  • ensure a good grip when using pliers

  • ensure you solder double shielded cables together

  • ensure you do not exceed the bend radius of the cable

Erklärung

Frage 48 von 90

1

twisting of the fiber optic cable during installation or maintenance results in

Wähle eine der folgenden:

  • stretching of the glass fibers

  • greater elasticity of the glass fibers

  • reduced optical power transmission

  • good tension control preventing loose or uneven standing

Erklärung

Frage 49 von 90

1

what is not an advantage of fiber optic cables over wire cables?

Wähle eine der folgenden:

  • cost

  • light weight

  • low attenuation

  • immunity to electromagnetic interference

Erklärung

Frage 50 von 90

1

optoelectric transducer detectors perform what functions in a fiber optic transmission

Wähle eine der folgenden:

  • amplifies output circuit signals

  • converts electrical signal to light signals

  • converts optical energy to electrical energy

  • emit light when current is passed through them

Erklärung

Frage 51 von 90

1

utilizing exact dimensions for stripping wire ensures

Wähle eine der folgenden:

  • connectors will mate properly

  • solder will adhere properly

  • RF will not be impeded

  • proper connections

Erklärung

Frage 52 von 90

1

flux is designed to

Wähle eine der folgenden:

  • keep connections clean

  • bond electrical connection

  • ensure electrical conductivity

  • proper connections

Erklärung

Frage 53 von 90

1

proper care of an electric soldiering iron involves

Wähle eine der folgenden:

  • cooling the iron by dipping it in water

  • jerking the iron to remove excess solder

  • tapping an iron on a table to remove excess solder

  • keeping iron in a proper holder when you are not using it

Erklärung

Frage 54 von 90

1

which is not a type of solderless connector

Wähle eine der folgenden:

  • splice

  • terminal lugs

  • connector splice

  • connector plug pins

Erklärung

Frage 55 von 90

1

what type of solderless connector permits easy and efficient connections to electrical equipment

Wähle eine der folgenden:

  • splice

  • terminal lugs

  • connector splice

  • connector plug pins

Erklärung

Frage 56 von 90

1

one purpose of crimper positioner is to

Wähle eine der folgenden:

  • align crimper handles to pin contact

  • put pin contacts in the proper position

  • put the turret head in line with pin contact

  • adjust the pressure applied to the connector pins

Erklärung

Frage 57 von 90

1

the colored end of an insertion and extraction is used for contact

Wähle eine der folgenden:

  • insertion into a rear release connector plug

  • extraction from a rear release connector plug

  • insertion into a front release connector plug

  • extraction from a front release connector plug

Erklärung

Frage 58 von 90

1

one way of pressure and moisture sealing the back of a connector is to use

Wähle eine der folgenden:

  • silicone tape

  • silicone caulking

  • heat shrinkable tape

  • electrical wrapping tape

Erklärung

Frage 59 von 90

1

the MIL-STD that governs heat tool operation in a potentially explosive environment is

Wähle eine der folgenden:

  • 810

  • 811

  • 812

  • 813

Erklärung

Frage 60 von 90

1

the heat and air pressure required for proper installation of heat shrink products is controlled by the

Wähle eine der folgenden:

  • tool operater

  • air/nitrogen regualtor

  • temperature controller

  • tubular heating elements

Erklärung

Frage 61 von 90

1

as a flight line technician, you can repair up to

Wähle eine der folgenden:

  • 20% of the inner shield circumference of an EMP hardened cable

  • 20% of the outer shield circumference of an EMP hardened cable

  • 25% of the inner shield circumference of an EMP hardened cable

  • 25% of the outer shield circumference of an EMP hardened cable

Erklärung

Frage 62 von 90

1

Before performing any type of wire repair, you must consult the procedures in TO

Wähle eine der folgenden:

  • 1-1A-14

  • 1-1A-15

  • 1-1A-16

  • 1-1A-18

Erklärung

Frage 63 von 90

1

what precaution must you adhere to prior to heat shrink to a wire repair job

Wähle eine der folgenden:

  • ensure proper lighting

  • inventory required tools

  • read all procedures in TO 1-!A -14

  • warnings concerning use of heat tools on aircraft

Erklärung

Frage 64 von 90

1

what is the purpose of prewaxing cotton or linen tape when used for wire bundling

Wähle eine der folgenden:

  • prevents sliping

  • lessens tendencies to cut wire insulation

  • promotes moisture and fungus resistance

  • fulfills temperature requirements for tying materials

Erklärung

Frage 65 von 90

1

which of the following is not considered a general precaution when lacing or tying wire groups or bundles

Wähle eine der folgenden:

  • lace or tie bundles tightly enough to prevent slipping

  • tie all wire groups or bundles 12in or less apart

  • do not use ties on any part of a wire group or bundles that is located inside a conduit

  • when tying wire bundles behind connectors, start ties far enough back from the connector to avoid playing (spreading) of contacts

Erklärung

Frage 66 von 90

1

the circuit used in an AM trasmitter to bring the oscillator frequency up to the designated frequency required for carrier wave operation is

Wähle eine der folgenden:

  • a buffer amplifier

  • an audio amplifier

  • a power amplifier

  • a frequency multiplier

Erklärung

Frage 67 von 90

1

to achieve AM, what device is used to ensure the output signal contains frequencies not present in the input signals

Wähle eine der folgenden:

  • linear amplifier

  • power amplifier

  • balanced amplifier

  • non-liner amplifier

Erklärung

Frage 68 von 90

1

the frequencies created by the heterodyning process in an AM transmitter modulator are the

Wähle eine der folgenden:

  • different and original

  • sum and difference

  • sum and original

  • two originals

Erklärung

Frage 69 von 90

1

which is not a basic characteristic that can vary in a modulating wave or signal?

Wähle eine der folgenden:

  • frequency

  • amplitude

  • phase

  • rate

Erklärung

Frage 70 von 90

1

in an FM signal, the amount of frequency modulation is controlled by the modulating signal's

Wähle eine der folgenden:

  • frequency

  • amplitude

  • phase

  • rate

Erklärung

Frage 71 von 90

1

in an FM transmitter, the frequency of the oscillator is controlled by the

Wähle eine der folgenden:

  • reactance modulator

  • power amplifier circuit

  • frequency multiplier circuit

  • frequency discriminator

Erklärung

Frage 72 von 90

1

in an FM transmitter, which circuit detects the output frequency changes and produce an automatic frequency control correction voltage?

Wähle eine der folgenden:

  • filter

  • converter

  • modulator

  • discriminator

Erklärung

Frage 73 von 90

1

the low pass filter in the automatic frequency control circuitry of a FM transmitter prevents

Wähle eine der folgenden:

  • the lower sideband from being transmitted

  • correction voltage changes caused by the modulation signals

  • carrier frequency feedback from tuning the reactance modulator

  • the audio signal from the audio amplifier from tuning the reactance modulator

Erklärung

Frage 74 von 90

1

which is not an advantage of single sideband over double sideband

Wähle eine der folgenden:

  • power frequency

  • frequency stability

  • signal to noise ratio

  • spectrum conservation

Erklärung

Frage 75 von 90

1

in a single sideband transmitter, frequency stability is controlled by

Wähle eine der folgenden:

  • the original carrier frequency

  • reinserted carrier frequencies

  • precision frequency standards

  • carefully controlled oscillators

Erklärung

Frage 76 von 90

1

in a single sideband transmitter, the balanced modulator's output consists of

Wähle eine der folgenden:

  • the carrier, upper sideband, and lower sideband

  • the upper and lower sidebands

  • the lower sideband only

  • upper sideband only

Erklärung

Frage 77 von 90

1

the single sideband transmitter circuit that increases the power output without introducing distortion is the

Wähle eine der folgenden:

  • balanced amplifier

  • power synthesizer

  • balanced modulator

  • liner power amplifier

Erklärung

Frage 78 von 90

1

the ability of a radio receiver to select a particular station frequency from all other station frequencies that appear at the receiver antenna is called

Wähle eine der folgenden:

  • sensitivity

  • reception

  • detection

  • selection

Erklärung

Frage 79 von 90

1

In a typical AM superheterodyne receiver, the process used to tune two or more circuits with a single control is called

Wähle eine der folgenden:

  • slug tuning

  • ganged parallel

  • parallel tuning

  • staggered tuning

Erklärung

Frage 80 von 90

1

in a typical AM superheterodyne receiver, the heterodyning process produces four frequencies; they are the two basic input frequencies, there sum, and their difference frequency is known as the

Wähle eine der folgenden:

  • sum frequency

  • original frequency

  • sideband frequency

  • intermediate frequency

Erklärung

Frage 81 von 90

1

the purpose of the limiter circuit in an FM receiver is to

Wähle eine der folgenden:

  • add amplitude variations to the intermediate frequency signal

  • remove amplitude variations from the intermediate frequency signal

  • remove frequency variations from the intermediate frequency signal

  • rectify the audio frequency signal from the intermediate frequency section

Erklärung

Frage 82 von 90

1

FM modulation signals provide much more realistic sound reproduction than AM signals because

Wähle eine der folgenden:

  • FM uses a lower frequency range

  • amplitude modulation of the carrier increases

  • of an increase in the number of sidebands

  • of a decrease in the number of sidebands

Erklärung

Frage 83 von 90

1

the two advantages of using a single-sideband receiver over an AM receiver are the ability to place

Wähle eine der folgenden:

  • more signals in a small portion of the frequency spectrum and a narrower receiver band pass

  • more signals in a small portion of the frequency spectrum and a wider receiver band pass

  • fewer signals in a small portion of the frequency spectrum and a narrower receiver bandpass

  • fewer signals in a small portion of the frequency spectrum and a wider receiver bandpass

Erklärung

Frage 84 von 90

1

the basic difference between the single sideband receiver and a conventional superheterodyne receiver is that the single-sideband receiver uses a

Wähle eine der folgenden:

  • carrier reinsertion oscillator and special mixer circuits

  • special detector and carrier reinsertion oscillator

  • discriminator and local oscillator circuit

  • limiter and special mixer circuit

Erklärung

Frage 85 von 90

1

a major drawback in using a single sideband recierver over an amplitude modulated receiver is the

Wähle eine der folgenden:

  • need for critical frequency stability

  • single-sideband receiver has a narrow bandpass

  • amplitude modulated receiver requires only one oscillator circuit

  • weak signals are easy to detect in the amplitude modulated receiver

Erklärung

Frage 86 von 90

1

a receiver radio antenna receives radio frequency signals by

Wähle eine der folgenden:

  • accepting and amplifying the minute current

  • removing the radion frequency carrier wave

  • converting energy to magnetic and electrical fields of force

  • electromagnetic fields impressing a voltage across the antenna thus causing current to flow

Erklärung

Frage 87 von 90

1

the ratio of the maximum radiation intensity of a given directional radio antenna to the radiation intensity of a non directional radio antenna using the same power input is known as antenna

Wähle eine der folgenden:

  • gain

  • arrays

  • efficiency

  • reciprocity

Erklärung

Frage 88 von 90

1

the radio frequency line that has uniform capacitance between the conductors throughout the length of the line is the

Wähle eine der folgenden:

  • shielded pair

  • air coaxail line

  • parallel two wire

  • flexible coaxial line

Erklärung

Frage 89 von 90

1

when the impedance of a radio frequency transmission line and load do not match, the reflected wave and the applied wave are on the line at the same time are creating a

Wähle eine der folgenden:

  • traveling wave

  • standing wave

  • reflected wave

  • resultant wave

Erklärung

Frage 90 von 90

1

what type of radio frequency transmission line losses result from the skin effect?

Wähle eine der folgenden:

  • copper losses

  • dielectric losses

  • radiation losses

  • induction losses

Erklärung