Air Z3D153 - 2016 Edit Code 3, Volume 2 Part 4! Quiz
- 1.Which type of polarization is used to radiate a signal using a helical satellite antenna?
- A.
Horizontal.
- B.
Vertical.
- C.
Circular.
- D.
Linear.
- 2.This type of antenna is used to transmit and receive microwave signals.
- A.
Horn.
- B.
Whip.
- C.
Helical.
- D.
Log-periodic.
- 3.Where are aircraft antennas normally housed?
- A.
Inside nonconductive radomes outside or flush with the fuselage.
- B.
Inside conductive radomes outside or flush with the fuselage.
- C.
Outside nonconductive radomes outside the fuselage.
- D.
Inside conductive radomes flush with the fuselage.
- 4.At which vertical angles should the multi-hop, long-distance transmission be used in airborne antenna applications for frequencies in the upper portion of the high-frequency (HF) band?
- A.
90 and 180 degrees.
- B.
60 and 90 degrees.
- C.
30 and 60 degrees.
- D.
5 and 30 degrees.
- 5.This is the best way to orient line-of-sight (LOS) antennas.
- A.
Toward the true north bearing.
- B.
Away from the receiving station.
- C.
Away from the magnetic north bearing.
- D.
In a straight path to the receiving station.
- 6.When siting a radio station, which type of foliage would have a more adverse effect on radio-wave propagation?
- A.
Broadleaf trees.
- B.
Evergreen trees.
- C.
Swamp grass.
- D.
Sagebrush.
- 7.This has the greatest effect on an antenna’s radiation pattern.
- A.
Sun.
- B.
Earth.
- C.
Operator.
- D.
Ionosphere.
- 8.This is one fundamental rule about camouflage.
- A.
Sawed-off branches and foliage should not be used.
- B.
Site should be visualized from above.
- C.
Equipment should be widely separated.
- D.
Straight lines are obvious.
- 9.This is the most effective type of antennas in mountainous terrain that has a mountain between you and the distant end.
- A.
Whip.
- B.
Dipole.
- C.
Discone.
- D.
Near-vertical incidence sky-wave.
- 10.Which electronic warfare (EW) component responds to a tasking to search for, intercept, identify, and locate intentional and unintentional sources of radiated energy?
- A.
Attack.
- B.
Control.
- C.
Support.
- D.
Protection.
- 11.Electromagnetic (EM) deception, as it applies to electronic warfare (EW), is
- A.
Controlling the information an enemy receives.
- B.
Eliminating some, or all, of an adversary’s electronic defenses.
- C.
Conveying misleading information to an enemy through the deliberate radiation of EM energy.
- D.
Degrading, or interfering with, the enemy’s use of the EM spectrum to limit an enemy’s combat capabilities.
- 12.In frequency-hopping (FH) operations, the interval at which each transmitter remains on a given frequency for a specific time is known as
- A.
Dwell time.
- B.
Hopping rate.
- C.
Frequency offset.
- D.
Transmitter velocity.
- 13.Which type of hopping-rate category changes frequencies approximately 100 times per second?
- A.
Slow.
- B.
Medium.
- C.
Fast.
- D.
Conference.
- 14.What does the term "ICOM" indicate?
- A.
Internal call-out module.
- B.
Intelligent communications.
- C.
Integrated communications.
- D.
Integrated communications security.
- 15.Which statement best identifies the requirements for two transceivers to establish HAVE QUICK (HQ) communications?
- A.
They must be the same model number.
- B.
They must be the same version of transceiver.
- C.
They must be use the same encryption variables.
- D.
They must have the same word of day (WOD) and time of day (TOD).
- 16.How long is each word-of-day (WOD) used with the HAVE QUICK II (HQII) communications multiple word-of-day (MWOD)?
- A.
Until manually changed.
- B.
3 days.
- C.
48 hours.
- D.
24 hours.
- 17.Which tactical data link (TDL) is a secure, full-duplex, point-to-point digital data link that uses satellite, microwave, or terrestrial cable, as opposed to a modulated waveform, to transmit data?
- A.
Link 4.
- B.
Link 11.
- C.
Link 11B.
- D.
Link 16.
- 18.Which multiple channel access method eliminates the requirement for a net control station (NCS) in the joint tactical information distribution system (JTIDS) by providing node-less communications network architecture?
- A.
Code division.
- B.
Time division.
- C.
Space division.
- D.
Frequency division.
- 19.The Air Force integrates with modified close air support aircraft with digitized battlefield information using this type of network.
- A.
Single channel (SC) ground and airborne radio system.
- B.
Enhanced position location reporting system (EPLRS).
- C.
Joint tactical information distribution system (JTIDS).
- D.
Situation awareness data link (SADL).
- 20.Which type of advanced waveform was designed to operate on manned, vehicular-based communication systems?
- A.
Soldier radio.
- B.
Wideband networking.
- C.
Mobile user objective system.
- D.
Adaptive network wideband waveform (ANW2).
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