Questão 1
Questão
1.1 In the first solo across the Atlantic in 1927, how did Charles Lindbergh keep control of the airplane while flying in clouds and darkness?
Questão 2
Questão
Name three instruments used by the Wright Brothers in their first flight that marked the beginning of what would become "avionics".
Responda
-
Stopwatch
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turn-and bank
-
Prop counter
-
Wind speed
-
earth inductor compass
Questão 3
Questão
1.3 What generated power for Lindbergh's earth induct compass?
Responda
-
a battery
-
an anemometer
-
an alternator
-
an engine
Questão 4
Questão
1.4 Which of the following systems airlines not consider part of "avionics"?
Responda
-
Turbocharching
-
fire detection
-
landing gear
-
air conditioning
-
water-waste
-
air
-
starting
Questão 5
Questão
1.5 What technology was widely adopted in avionics to reduce size and weight, as well as provide greatly increased function.
Responda
-
semiconductor
-
radio waves
-
transponder
-
vacuum tubes
Questão 6
Questão
1.6 What system, made possible by digital electronics, greatly reduces the problem of mid-air collisions?
Questão 7
Questão
1.7 What replaces early "steam gauges" in aircraft instrument panels?
Responda
-
Flat LCD panels
-
CRT panels
-
some other crazy answer
Questão 8
Questão
1.8 How can the function of an electronic instrument be easily enhanced?
Questão 9
Questão
1.9 What does "CNS," which describes basic functions of avionics, stand for?
Questão 10
Responda
-
An automatic electronic system that controls engine efficiency by using the less fuel as possible
-
An automatic electronic system that controls airplane primary control surfaces in order to take workload from the pilot
Questão 11
Questão
1.11 Name the world body that deliberates future aviation technology?
Questão 12
Questão
2.1 Radio frequencies are measured in Hertz (Hz), after Heinrich Hertz, What was his contribution to communications?
Questão 13
Questão
What was the first system for marking cross-country airways?
Responda
-
NDB
-
ADF
-
lighted beacons
-
radio airways
Questão 14
Questão
What was the first instrument to enable pilots to maintain control of an airplane without seeing outside the cockpit?
Questão 15
Questão
What component led to the artificial horizon and autopilot?
Responda
-
Vacuum pump
-
auto pilot computer
-
gyro
Questão 16
Questão
? Name the developer of the autopilots early systems.
Responda
-
Thorne-Baker
-
Jimmy Doolittle
-
Alexander Graham Bell
-
Elmer Sperry
Questão 17
Questão
What type of transmitter sent the first radio message from an airplane to the ground?
Questão 18
Questão
Who was the pioneer who flew the flrst in strument flight, sometimes known as "blind flying," in 1929?
Responda
-
Jimmy Doolittle
-
Samuel Morse
-
Elmer Sperry
Questão 19
Questão
What system in Air Traffic Control replaced position reports by voice?
Responda
-
reports by Morse code
-
reports by ACARS
-
Reports by datalink
Questão 20
Questão
3.2 What is the frequency coverage of the VHF com band?
Responda
-
3 to 30 Mhz
-
30 to 300 Mhz
-
300 to 3000 Mhz
Questão 21
Questão
What is the narrowest spacing for channels in the VHF com band?
Responda
-
3.88 Khz
-
8.33 Khz
-
8.33 Mhz
-
25 Khz
Questão 22
Questão
3.6 What is the purpose of a mic key line?
Responda
-
provide the signal that de-activate the microphone
-
provide the signal that activate the microphone
-
call Mic Key
-
Permits the use of the comminication receiver
Questão 23
Questão
3.7 A typical com radio has two frequencys
Questão 24
Questão
3.8 What is the purpose of a squelch?
Responda
-
Allows the user to hear throught the radio interference Caused by the atmosphere
-
is provides the mean so the user can perform a quick test on the com receiver
-
it provides interfece between ATC and pilot
-
is a filter of atmospheric noise that incorporate the receiver in order to provide a clean sound
Questão 25
Questão
3.9 What function does the "com test" control provide?
Questão 26
Questão
3.10 Where is the LRU (line replaceable unit) for a com transceiver of a large aircraft located?
Responda
-
wheel well compartment
-
electronic bay
-
cockpit
-
landing gear
Questão 27
Questão
3.11 What is a radio management system?
Responda
-
I dont know, it does not really exist
-
is a unit the provide all of the differents com LRU control buttons and advisories in a single unit
-
It is a universal com control panel located on the cockpit
Questão 28
Questão
3.12 What is the third VHF com radio of an airIiner often used for?
Questão 29
Questão
4.1 Are High Frequency communications not as reliable as those of VHF because the ionosphere is always changing between day and night and season to season
Questão 30
Questão
4.2 What is the advantage of "Autotune.“
Questão 31
Questão
it concentrates all of the transmitter power in only on of three components
Responda
-
LSB modulation
-
USB modulation
-
AM modulation
-
carrier wave
Questão 32
Questão
4.4 What made HF datalink successful?
Responda
-
the extremely huge antennainternetworked
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HFDL system relationship to HF voice
-
Automatic selection of data rates:
-
Digital signal processing
-
pre-assigned frequency to communicate with the responsible ATC
-
HF ground stations
Questão 33
Questão
4.7 What is the purpose of an HF antenna coupler?
Questão 34
Questão
4.6 check the correct aseverations on HF datalink
Responda
-
Data Relieves Congestion on Voice Frequencies
-
-Data Detects Errors and Automatically Retransmits
-
Shorter Message Transmission Time (Iess than 3 seconds vs more than 1 minute)
-
it is the preffered system of communications in short fligths
Questão 35
Questão
5.1 Select those that are true about satellite communications?
Responda
-
it is Free from atmospheric interference and limited bandwidth
-
it is not Free from atmospheric interference and limited bandwidth
-
Satcom signals penetrate the ionosphere without bending or reflecting
-
Satcom signals can not penetrate the ionosphere without bending or reflecting
-
are unaffected by electrical noise or weather
-
are affected by electrical noise or weather
Questão 36
Questão
5.2 What is the name of the next generation air traffic control system based on satellites?
Questão 37
Questão
5.3 How many Inmarsat satellites provide global coverage, and where are they located?
Responda
-
They are 24 satellites of GPS constellation in six planes
-
four satellites that hover over the equator
-
they are four satellites that are not geostacionary instead each one can see all the following regions
871 Atlantic Ocean Region – East (AOR-E)
872 Pacific Ocean Region (POR)
873 Indian Ocean Region (IOR)
874 Atlantic Ocean Region – West (AOR-W
Questão 38
Questão
The two major components of the satcom system are Ground Earth Station and Aircraft Earth Station
Questão 39
Questão
satcom antenna that supports the full range of satcom services
Responda
-
low gain
-
intermedium gain
-
high gain
Questão 40
Questão
select satcom antennas that must be highly directional?
Responda
-
low gain
-
high gain
-
conformal
-
intermedium gain
Questão 41
Questão
5.9 After satellite messages are received at a GES, how do they get to their final destination?
Questão 42
Questão
5.10 On what band does the aircraft send and receive satellite communications?
Questão 43
Questão
5.11 What is the purpose of a Beam Steering Unit?
Responda
-
keeps the elements pointed at the satellite as the airplane position changes
-
converts signals from an intermediate frequency up into the L-band
-
SDU interfaces with the airplane navigation system
Questão 44
Questão
5.12 What is the typical location on the airplane for an electromechanically steered antenna?
Questão 45
Questão
5.13 communications satellites appear to remain fixed in one position?
Questão 46
Questão
6.1 What is the meaning of the abbreviation "ACARS"?
Responda
-
Aircraft Communication Addressing and Repair System
-
Aircraft Communication Air and Reporting System
-
Aircraft Communication Addressing and Reporting System
Questão 47
Questão
6.2 What type of communications occur on ACARS?
Responda
-
datalink through LF
-
datalink through L band
-
datalink through VHF
-
datalink through HF
-
datalink through UHF
Questão 48
Questão
6.3 networks operates ground and satellite services for ACAR are ARINC and SITA
Questão 49
Questão
6.4 What is the meaning of the ACARS message "0001 OFF"
Responda
-
preflight and taxi
-
en route
-
approach and landing
-
none of the options
Questão 50
Questão
6.5 an ACARS message received only by the aircraft it’s intended for?
Questão 51
Questão
7.1 What does the contraction "Selcal” mean?
Responda
-
Sectional calling
-
Local calling
-
selective calling
Questão 52
Questão
7.2 Select the reasons why Selcal is used.
Responda
-
During oceanic flights, aircraft monitor a HF (high frequency) radio for clearances from a ground controller from long period of time
-
HF reception is often noisy
-
a pilot prefers to turn down the audio He will not miss calls intended for him
-
VHF com are not to trust
Questão 53
Questão
7.3 How many tones are in a Selcal code?
Questão 54
Questão
7.4 How many Selcal tone pairs are transmitted simultaneously?
Questão 55
Questão
7.5 Can two aircraft have the same Selcal code?
Questão 56
Questão
7.6 if a pilot receives a Selcal intended for a different airplane
Questão 57
Questão
8.1 how many are sent out by an ELT during a distress call?
Questão 58
Questão
8.2 an ELT must be mounted
Questão 59
Questão
8.3 Name the satellites that pick up and relay ELT signals?
Responda
-
Cospas
-
Sarsat
-
Doppler
-
Leosar
-
Geosar
Questão 60
Questão
8.4 a geostacionary satellite
Questão 61
Questão 62
Questão
The 406 system is a mixture of Leosar and Geosar satellites. Leosar ("low earth orbit search and rescue") completely covers the globe
Questão 63
Questão
9.1 Is there a combined VOR and Tacan navigational station?
Questão 64
Questão
9.2 What problem of early radionavigation did VOR overcome?
Questão 65
Questão
9.3 VOR waves travel
Questão 66
Questão
9.4 Name the two major components of a VOR signal
Responda
-
frecuency modulation
-
variable phase
-
subcarrier
-
amplitud modulation
-
reference signal
Questão 67
Questão
9.5 The reference phase broadcasts in what direction?
Questão 68
Questão
9.6 The variable phase rotates 60 times per second
Questão 69
Questão
9.6 The variable phase rotates 10 Times per second
Questão 70
Questão
9.7 What happens when the variable phase moves through magnetic north (O degrees)?
Responda
-
a reference phase beams in 360 directions
-
a reference phase is on its lowest frecuency
-
a reference phase is on its highest frecuency
Questão 71
Questão
9.8 the VOR receiver know its bearing from the VOR station by counting time
Questão 72
Questão
9.9 Besides fixed and variable phase signals, are there other information broadcasted by a VOR station?
Questão 73
Questão
9.10 Why is it necessary to place the reference phase signal on an FM subcarrier?
Responda
-
because it is a to low frecuency
-
because it is in a to hi frecuency
-
because its a signal with little power
Questão 74
Questão
9.11 What is the purpose of the course deviation indicator (CDI) on a VOR receiver?
Responda
-
indicates the airplane heading
-
indicates the VOR graund station magnetic bearing selected on the instrument
-
indicates the VOR graund station runway
Questão 75
Questão
• 10.2 How is RVR (Runway Visual Range) measured on an ILS runway?
Questão 76
Questão
• 10.3 Name the categories of ILS.
Questão 77
Questão
10.4 What component of an ILS provides an ILS provides an extended centerline to the runway?
Responda
-
VNAV
-
glideslope
-
azimuth
-
LNAV
-
localizer
Questão 78
Questão
10.5 IS VNAV the ILS component that provides vertical guidance to a runway?
Questão 79
Questão
10.6 How many channels are allocated to localizers?
Questão 80
Questão
10.7 in general aviation The localizer frequency is selected on the
Questão 81
Questão
10.8 The frequencies of the two audio tones that provide left-right guidance or localizer are
Questão 82
Questão
10.9 When a localizer frequency is selected on the VOR receiver, the indicator needle indicates
Questão 83
Questão
10.9 When a localizer frequency is selected on the VOR receiver, the indicator needle deflected full right indicates 2.5 degrees off the center line... or more
Questão 84
Questão
10.11 The compass locator of an ILS is received on the
Responda
-
Inner marker beacon
-
middle marker beacon
-
outer marker beacon
Questão 85
Questão
10.12 The localizar frecuency is tuned automatically when glideslope frequenci is selected on the receiver?
Questão 86
Questão
11.1 select What were reasons for approving the Microwave Landing System?
Responda
-
ILS has only 40 frequencies
-
An ILS serves one runway with a single course
-
the repeated "I hear music” he reported to the controller
-
Installing an ILS at an airport is not simple
-
the GPS technology was out of reach
Questão 87
Questão
11.2 MLS creates inbound courses to runways by a scanning beam which moves back and forth beyond either side of the runway, this is called the ___________________________signal.
Responda
-
glideslope
-
marker
-
localizer
-
azimuth
Questão 88
Questão
11.4 An MLS scanning beam determine the centerline of a runway by a principle called distance Reference Scanning Beam
Questão 89
Questão
11.4 An MLS scanning beam determine the centerline of a runway by a principle called time Reference Scanning Beam
Questão 90
Questão
11.5 Why are there so few MLS installations at airports?
Responda
-
it is to new
-
it is to expensive
-
Navstar systm was borned
Questão 91
Questão
11.6 What type of receiver can use ILS, MLS and GPS signals?
Questão 92
Questão
On what bands does ADF operate?
Questão 93
Questão
An ADF with a fixed compass card can only indicate _ bearing to an NDB (non-directional beacon) station.
Responda
-
Magnetic north
-
Magnetic bearing
-
Relative bearing
-
Magnetic heading
Questão 94
Questão
When the edge of an ADF loop points toward the station, strongest signal is received. This is known as a?
Questão 95
Questão
When the flat side of the loop faces the station, the received signal is weakest. This is known as a?
Questão 96
Questão
Which is used by the ADF receiver for determining direction, the peak or null?
Questão 97
Questão
What is the purpose of a sense antenna?
Responda
-
Determinar dirección
-
Corregir el cuadrante
-
Determinar sentido
-
Determinar BFO
Questão 98
Questão
Is "quadrantal error, a condition in which the loop antenna is not in a extremely straight line with the NDB?
Questão 99
Questão
How is direction-finding selected'?
Responda
-
Activating the ADF function
-
Deactivating the ADF function
-
Activating the BFO function
-
Activating the ET/FLT function
Questão 100
Questão
What is the function of the switch marked "BFO" or "Tone"'?
Responda
-
It creates an audio from the NDB stations without audio identifier
-
It helps locate very weak NDB stations
-
Is makes possible the audio receptions if form of morse code by disabling the loop antenna
Questão 101
Questão
What type of interference may occur in a ADF receiver?
Questão 102
Questão
An airborne DME sends out a pulse known as an?
Responda
-
Jitter
-
Interrogating pulses
-
Answer pulse
-
Slant range
Questão 103
Questão
DME is a component of a military system known as?
Responda
-
VORTAC
-
TACAN
-
MILITARY DME
Questão 104
Questão
In addition to distance-to-station, an airborne DME computes and?
Questão 105
Questão
A distance error in DME is called Slant Range?
Questão 106
Questão
All aircraft interrogating the same DME ground station are on the same frequency. How does an aircraft identify its replies from all others?
Responda
-
Due to the GS reply jitter is identical of that of the interrogation
-
Due to that each aircraft sends and random spacing pair of pulse that is different from all others
-
Due to that the airplane first makes a link with the ground station
Questão 107
Questão
How is a DME station tuned in?
Responda
-
With the knob in the DME panel, you select the DME frequency.
-
With the knob in the DME panel, you select the VORTAC frequency.
-
With the knob in the DME panel, you select the VOR frequency.
-
the radio automatically channels the correct DME frequency.
Questão 108
Questão
What happens when more than about 100 aircraft interrogate the same DME ground station?
Questão 109
Questão
does the DME ground station delay its reply by 50 microsecond To take time to copy aircraft interrogating panel?
Questão 110
Questão
Does the DME station transmit an ID?
Questão 111
Questão
A TCAS aircraft transmits an interrogation ?
Responda
-
Once per second
-
Twice per second
-
4 times per second
-
10 times per second
Questão 112
Questão
How does an intruder aircraft with an ATCRBS (early type) transponder reply to TCAS interrogations?
Responda
-
With an address
-
With an Threat Advisory
-
Resolution Advisory
Questão 113
Questão
How does an intruder aircraft with a Mode S transponder reply to TCAS interrogations?
Responda
-
With a 1090 MHz Datalink Resolution Advisory
-
With a 1090 MHz Datalink Threat Advisory
-
With a 1030 MHz Datalink Resolution Advisory
-
With a 1030 MHz Datalink Threat Advisory
Questão 114
Questão
How does TCAS determine the direction of a threat?
Questão 115
Questão
does TCAS determine the distance of a threat the same way the SSR?
Questão 116
Questão
How does TCAS determine whether the other aircraft is a threat?
Responda
-
If it is within 2.1 NM
-
If it is within 3.3 NM
-
If it is within 20 NM
Questão 117
Questão
Name the two kinds of warnings issued by TCAS
Questão 118
Questão
What does an Resolution Authority (RA) do?
Responda
-
Makes the other aircraft in collision course to appear on the screen
-
Tells the othe aircraft to fly up or down and left or right
-
Tells the othe aircraft to fly up or down
Questão 119
Questão
If two TCA aircraft are closing, what prevents them from climbing, and flying into each other?
Responda
-
The pilot resolution
-
The TCAS resolution
Questão 120
Questão
Where is the technique of “whisper-shout” most useful?
Responda
-
In cruise flight
-
In landings only
-
Near airports areas
Questão 121
Questão
does the directional antenna reduce the number of replies for each interrogation?