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Super Microwaves!!!! > Phase 1 > Flashcards

Phase 1 Flashcards

1
Q

Which division of Electronic Warfare (EW) allows us to understand when someone is using the EM spectrum and react quickly to that usage?

A

Electronic Warfare Support (ES)

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2
Q

What is the primary target of airborne Electronic Warfare (EW)

A

Adversary Air Defence ADS

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3
Q

Which of the following are four of the nine Information Operations (IO) disciplines?

A

Special Information Operations (SIO), Computer Network Operations (CNO), Civil- Military Cooperation (CIMIC), and Public Affairs (PA)

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4
Q

Which of the following are the three divisions comprising Electronic Warfare (EW)?

A

Electronic Attack (EA), Electronic Protection (EP), and Electronic Warfare Support (ES)

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5
Q

Which division of Electronic Warfare (EW) has the goal of denying an adversary the use of electronic systems that use the EM spectrum?

A

Electronic Attack (EA

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6
Q

What type of guidance combines two or more techniques into one missile?

A

Hybrid

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7
Q

What part of an ADS integrates all the components to help with Command and Control?

A

Communications

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8
Q

Which command guidance method has the missile looking back at the launcher in the order to centre itself on the electro-optical or RF beam of being projected on the target?

A

Line of Sight Beam Rider

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9
Q

Which of the following is not considered a threat to an Air Defence commander?

A

Satellites

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10
Q

What 3 things must an Air defence System have in order to provide maximum reaction time?

A

y Warning/ Leak Proof Coverage/ Overlapping Coverage

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11
Q

Bouncing of EM waves off an object, which has a density different than that of the propagating medium” describes what propagation effect?

A

Reflection

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12
Q

What is the dominant propagation effect and frequency range for a space wave?

A

Attenuation and above 30 M

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13
Q

What polarization has the E-field of an EM wave orthogonal (90 degrees) to the E-field of its reference EM wave?

A

Cross

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14
Q

What polarization has an E-field radiating parallel to the earth’s surface?

A

Horizontal

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15
Q

Length of a full wave cycle. Distance from a point on a wave to the next same point on the wave” describes which of the following terms?

A

Wavelength

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16
Q

Difference between the highest and lowest frequencies of a signal” is the definition of which of the following terms?

A

Bandwidth

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17
Q

Any unwanted signal accepted or generated by a receiver, which corrupts the wanted signal at the receiver output” is the definition of which of the following terms?

A

Noise

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18
Q

What term refers to a band of frequencies used for a particular purpose?

A

Channel

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19
Q

The “information signal”, either digital/analogue, which users want to have transmitted from one point to another is described by which of the following terms?

A

Baseband signal

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20
Q

Which of the following desired characteristics refers to the required level of “faithfulness” in received signals?

A

Fidelity

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21
Q

The ability of RADAR to separate two targets close in range at approximately the same azimuth” is the definition of which term?

A

Range Resolution

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22
Q

The equivalent of the transmitter power distributed over the Pulse Repetition Interval (PRI)” is ?

A

Average Power

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23
Q

Which parameter determines Maximum Unambiguous Range (MUR)?

A

Pulse Repetition Interval (PRI)

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24
Q

Which parameters determines range resolution?

A

Pulse Width (PW)

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25
Q

“The ratio of the Pulse Width(PW) to Pulse Repetition Interval (PRI) expressed in present” is which term?

A

Duty Cycle

26
Q

The degree of accuracy to which a RADAR can measure elevation” is the definition of which of the following terms?

A

Elevation Definition

27
Q

What are the two general types of Infrared detectors?

A

Photon and Thermal

28
Q

What Infrared law shows the radiated power over the whole spectrum for a given temperature?

A

Planck’s Law

29
Q

What does LASER stand for?

A

Light Amplification By Stimulater Emissions of Radiation

30
Q

Which LASER application is not typically used in military operations?

A

Research

31
Q

What three sections makeup the Electro-Optics (EO) portion of the Electromagnetic (EM) spectrum?

A

Ultraviolet/Visible/Infrared

32
Q

Intelligence concerning foreign technological developments, and the performance and operational capabilities of foreign materiel, which have or may eventually have a practical application for military purposes” is the definition of which of the following terms?

A

Technical Electronic Intelligence (TECHELINT)

33
Q

. Which equipment is used to determine the direction and possible location of the signal?

A

Direction Finding (DF)

34
Q

“Intelligence derived from electromagnetic non-communications systems by other than intended recipients. Examples include RADAR, navigation aids, and jamming transmissions” is the definition of which of the following terms?

A

Electronic Intelligence (ELINT)

35
Q

Intelligence required for the planning and conduct of campaigns at the operational level” is the definition of which of the following terms?

A

▪ Operational Electronic Intelligence (OPELINT)

36
Q

The deliberate radiation, re-radiation, alteration, absorption, or reflection of EM energy in a manner intended to confuse, distract or seduce an enemy or his electronic systems” is the definition of which of the following terms?

A

▪ Electronic Deception

37
Q

Which of the following flare properties refers to its ability to move, or “fly”, like an aircraft?

A

▪ Kinematic

38
Q

What do Range Gate Pull Off and Velocity Gate Pull Off utilize to “capture” the attention of the target RADAR?

A

Cover Pulse

39
Q

What are small devices jettisoned from an aircraft capable of Emitting Deception signals?

A

Expendable Decoys

40
Q

Actions taken to prevent or reduce an enemy’s effective use of the EM spectrum through the use of electromagnetic energy” is the definition of which of the following terms?

A

Electronic Attack (EA)

41
Q

This type of RADAR Absorbent Materiel (RAM) slows down the RADAR energy and absorbs it, or converts it into energy” is the definition of which of the following terms?

A

Non-Resonant RADAR Absorbent Materiel (RAM)

42
Q

What are the two most important factors in reducing RADAR Cross Section (RCS)?

A

Shape and Materiel

43
Q

Which of the following techniques would be effective against CHAFF?

A

Moving Target Indicator (MTI)

44
Q

What technique deliberately spreads the transmitted intelligence over a very wide frequency band?

A

Direct Sequence Spread Spectrum (DSSS)

45
Q

. Which IR seeker response assumes the flare will have a larger IR signature than the target

A

Seeker Push-Pull

46
Q

Which of the following is not a system EP technique?

A

Variable Polarization

47
Q

What is the advantage of having a RADAR with variable polarization?

A

Can reduce the jamming by having a different or opposite polarization than the jammer

48
Q

Which component of the Defensive Electronic Warfare System (DEWS) senses direct or scattered LASER energy from a LASER range finder, designator, or weapon?

A

LASER Warning Receiver (LWR)

49
Q

Which component of the Defensive Electronic Warfare System (DEWS) dispenses, chaff, flares, and possibly active Radio Frequency (RF) decoys, and LASER countermeasure?

A

Countermeasure Dispensing System (CMDS)

50
Q

Which component of the Defence Electronic Warfare System (DEWS) detects the body or unintentional emissions from a missile after it is in flight?

A

Missile Approach Warning System (MAWS)

51
Q

That activity which neutralizes, temporarily degrades, or destroys enemy air defenses by a destructive and/or disruptive means is the definition of which term?

A

Suppression of Enemy Air defenses

52
Q

Which division of EW has goal of denying an adversary the use of the electromagnetic systems that use the EM spectrum?

A

Electronic Warfare Support

53
Q

Electronic Warfare is essentially an effort to control what?

A

Electromagnetic spectrum

54
Q

Which division of Electronic Warfare (EW) has the goal of countering an adversary’s Electronic Attack (EA) efforts against friendly forces?

A

Electronic Protection (EP)

55
Q

Which command guidance method has multiple missile looking back at the launcher in order to center itself on the electro optical or RF beam being projected on the target?

A

Command to line of sight

56
Q

Which of the following type of RADAR may send track ID information directly to a weapon system.

A

Airborne tracking RADAR

57
Q

Ground Positioning System (GPS), Inertial Navigation System (INS), and Terrain Comparison (TERCOM), are what type of guidance method?

A

Navigation

58
Q

What is point Defence Designed to protect?

A

Limited Area

59
Q

What ADS system is most expensive to operate but also most flexible?

A

Surface to air missiles

60
Q

The bending of EM waves around an object or barrier describes what propagation effect.

A

Refraction

Super Microwaves!!!! (4 decks)

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