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WorksheetsAviation Communication Systems Quiz
Total questions: 35
Worksheet time: 18mins
What is the measure to determine Most Radio Altimeter use FM Modulated system?
Object at ground
Height of Aircraft
Altitude of aircraft
Target under the aircraft
What is the range airborne transponder frequency for transmit and receive respectively?
1,030 MHz and 1,090 MHz
1,003 MHz and 1,009 MHz
1,130 MHz and 1,109 MHZ
1,130 MHz and 1,109 MHz
What is the mass of mandatory for all aircraft exceeding maximum take-off on weather radar?
6.5 tons
7.5 tons
8.5 tons
9.5 tons
What is the frequency band of aircraft DME interrogator transmits pulses?
950 MHz to 1025 MHz band
1250MHz to 1350 MHz band
950 MHz to 1150 MHz band
1025 MHz to 1150 MHz band
What is the transmitting frequency range of the Very High Frequency Omnidirectional Radio range (VOR)?
107.0 MHz to 113.95 MHz
107.0 MHz to 117.95 MHz
108.0 MHz to 117.95 MHz
108.0 MHz to 113.95 MHz
What is the frequency range on High Frequency (HF) communication system?
2.000 Hz to 2.999 Hz
20.999 Hz to 29.999 Hz
2.000 MHz to 29.999 MHz
20.999 MHz to 29.999 MHz
What is the frequency range on Automatic Direction Finder (ADF) operates?
190 KHz to 1750 KHz
170 KHz to 1750 KHz
Low frequency below 170 KHz
Low frequency above 190KHz
What are the purposes of VHF Omnidirectional range (VOR)?
Navigation, Terminal and Enroute
Communication, Terminal and Enroute
Navigation, Communication and Terminal
Communication, Navigation and Terminal
What is the distance of the middle marker (MM) of the Marker Beacon system from the runway threshold?
2000 feet
2500 feet
3000 feet
3500 feet
What is the distance of the outer marker (OM) of the Marker Beacon system from the runway threshold?
1.5 nm
2.5 nm
3.5 nm
4.0 nm
What is the range provided by radar altimeter with accurate indication of aircraft height above the terrain?
Zero to 2000 feet ACL
Zero to 2500 feet AGL
Zero to 2000 feet AGL
Zero to 2500 feet ACL
What is the military emergency frequency of the guard receiver (243 MHz) in UHF communication system?
Technical
Task Force
Aeronautical
Sign call base
What is the band of communication system primarily used for military aviation?
LF
HF
VHF
UHF
What is the determine will the increase numbers of satellite in a GPS?
Time
Error
Distance
Accuracy
What does the HF communication system provide?
Short range communication between aircraft to ground and aircraft to aircraft
Short range communication between ground to ground and aircraft to aircraft
Long range communication between ground to ground and aircraft to aircraft
Long range communication between aircraft to ground and aircraft to aircraft
What is the VHF band frequency range allocated for aviation purposes?
108.000 MHz to 133.975 MHz
108.000 MHz to 136.975 MHz
118.000 MHz to 133.975 MHz
118.000 MHz to 136.975 MHz
What is the frequency increment is stated for VHF communication system?
25Khz
50KHz
75KHz
100KHz
What is the frequency band of a HF communication system?
3 Hz to 300 Hz
3 MHz to 30 MHz
3 MHz to 300 MHz
30 MHz to 3000 MHz
What is the distance of line of sight when transmitting on VHF communication system if the aircraft is flying at altitude of 30,000 ft?
Approx. 100 nm
Approx. 100 mn
Approx. 200 nm
Approx. 200 mn
What is the known as, if one of two autopilots in use fails during an approach for an automatic landing then the pilot must take over the control of the aircraft and land manually?
Fail-safe condition
Fail-target condition
Fail-passive condition
Fail-operational condition
What are three channels used by autopilot systems?
Yaw, pitch and roll
Yaw, roll and throttle
Pitch, roll and throttle
Yaw, pitch and throttle
What is the FD provide in Auto Flight Control system?
Flight Control
Landing Control
Approach Control
Command Control
What are the informations presented on the original 'Flight Director'?
Yaw command bar
Roll and yaw command bar
Roll and pitch command bar
Yaw and pitch command bar
What is the relative motion of Doppler Effect principle?
Wave source and reflector
Wave source and observer
Wave source and transmitter
Wave source and transceiver
What is the information concerning provides from Radar Altimeter system?
Height below terrain
Height above terrain
Height below sea level
Height above sea level
SQUELCH is purposely used for Sensing power to noise ratio.
TRUE
False
The VOR receiver calculates the bearing information and displays the information on the Horizontal Situation Indicator and Radio Magnetic Indicator.
True
False
The interrogation frequency for DME is 962 MHz to 1213 MHz.
True
False
The Doppler Effect principle will observe the frequency between wave source and observer, the observed frequency is different from the transmitted frequency.
True
False
In Autopilot system, the two axes that control an attitude are pitch and roll axis.
True
False
Besides voice communication for VHF, data transfer/ communication use in……………..
ARINC
The distance of the inner marker (IM) of the Marker Beacon System from the runway threshold is………………..
300 M
350 M
The Radar Altimeter will provide accurate indication of aircraft’s height from……………..
ZERO TO 2500FT AGL
MSL TO 2500FT AGL
In autopilot system pitch control is control by………………….
AILERON
ELEVATOR
………………. are three channel used by autopilot systems
PITCH, AUTO THROTTLE AND ROLL
YAW,PITCH AND ROLL
