wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

RADAR and ADK

Total questions: 33

Worksheet time: 19mins

Name
Class
Date
1.

What can be considered as a CW Waveform?

a)

Pure Cosine Wave

b)

Pure Sine Wave

c)

Pure Tangent Wave

d)

All of the above

2.

Which of the following is an example of monopulse radar?

i) Amplitude comparison mono pulse

ii) Phase Comparison Monopulse

iii) Beam comparison mono pulse

iv) Phase Amplitude Monopulse

a)

i & iv

b)

i & iii

c)

ii & iv

d)

i & ii

3.

Which of the following platforms can be equipped with RADAR?

i) Satellite

ii)Aircraft

iii) Smart munitions

iv) Active Homing Missile (Seekers)

a)

i) only

b)

i) and ii) only

c)

ii) and iv) only

d)

i), ii), iii) only

e)

All of the above

4.

The __ difference between the transmitted and return echos from a continuous wave cannot be detected

a)

Time

b)

Space

c)

Speed

d)

Range

5.

What is the doppler effect?

(a)  

6.

What is a clutter?

a)

Any object that may generate radar returns

b)

Crashes radar plots

c)

Any object that may generate unwanted data radar returns that may interfere with normal radar operations

d)

Any object that may generate radar return that is vulnerable to electronic warfare

7.

Antennas serve as __ from guided wave structures to free-space

a)

Transportation

b)

Translucent

c)

Transparent

d)

Transition

8.

How does a radar determine the distance of a target?

a)

Time taken for the reflected energy to travel back

b)

Strength of energy reflected back to radar

c)

Length of energy reflected back to the radar

d)

The intensity of energy reflected back to radar

9.

Which of the following will affect the accuracy of a CLOS system?

a)

Flare

b)

Chaff

c)

VGPO

d)

None of the above

10.

Which of the following is required for laser beam riding missile to engage its target?

a)

A radar beam is kept pointed at a target and the radiation bounces off the target which is then scattered in all directions

b)

A laser beam is kept pointed at a target and the radiation bounces off the target which is then scattered in all directions

c)

A gunners capability to stay in the field for long hours

d)

Radar's tracking mechanism

11.

Which of the following phase requires the least guidance compared to other phases

a)

Boost

b)

Mid course

c)

Terminal

d)

None of the above

12.

Which of the following is not a category of CLOS system?

a)

Manual CLOS

b)

Semi-Manual

c)

Semi-Active

d)

Automatic

13.

What is SALH?

(a)  

14.

Which is not an example of integrated operation airspace

a)

ACZ

b)

DCZ

c)

TUA

d)

CFZ

15.

Which of the following is the last sequence of a GBAD operation

a)

End of ops

b)

Redeployment

c)

Cease operation

d)

Re-establishment

16.

Which of the following are the principles of GBAD employment

i) Mass

ii) Mix

iii) Mobility

iv) Operational

v) Integrated

a)

i), ii) and iii)

b)

i), iii), iv) and v)

c)

i), ii), iii) and v)

d)

All of the above

17.

What are the key points to brief personnel for operations preparation?

i) Situation

ii) Task

iii) Co-ordinating instructions

iv) Combat Service Support

a)

i) and ii)

b)

i), ii) and iii)

c)

i), iii) and iv)

d)

All of the above

18.

What is Weapon Alert State?

(a)  

19.

What are the common forms of ECM?

i) Communication Jamming

ii) Noise jamming

iii) Deception Jamming

iv) Imitative communicative deception

a)

i) and iii)

b)

ii) and iv)

c)

ii) and iii)

d)

All of the above

20.

What are the four stages of the execution of munition defence ops?

a)

Detection, Discrimination, Fire Control,

Interception

b)

Aim, shoot, fire

c)

Mass, Mix, Mobility, Integration

d)

Target acquisition,

Differentiation,

Weapon Arming,

Punch off

21.

The purpose of DEAD is to (a)  

(What is DEAD)?

22.

What is SEAD?

(a)  

23.

What will not protect GBAD system against DEAD and SEAD at an operational level?

i) EMCOM

ii) ECM

iii) OPSEC

iv) COMSEC

a)

ii)

b)

ii) and iii)

c)

i) and iv)

d)

All of the above

24.

3 levels of protection against SEAD and DEAD?

a)

Operational Level Tactical Level Individual Level

b)

Organizational level,

Unit level,

Individual level

c)

SAF level,

RSAF level,

Squadron level

d)

OC level,

Commanders level,

Buddy level

25.

How many codes are there for air traffic identification?

a)

512

b)

4096

c)

1024

d)

2048

26.

What kind of information can be found in Warning Orders?

i) Situation

ii) Task

iii) Coordinating Instructions

iv) Combat Service Support

a)

i), ii) and iii)

b)

i) and ii)

c)

ii) and iv)

d)

All of the above

27.

What are the different phases in planning air defence operations?

a)

Analyse phase, Design phase,

Evaluation phase, Implementation

b)

Planning phase,

Evaluation phase,

Implementation phase,

Re-evaluation phase

c)

Empathise, Defining, Ideate, Prototype, Test

d)

None of the above

28.

The concentration of fire power towards the most likely direction of air or munition threat is?

a)

Overlapping fire

b)

Balanced fire

c)

Mutual Support

d)

Weighted coverage

29.

The positioning of a GBAD system so that the fire of one system can engage a target within the dead zone of adjacent system is called ___?

a)

Overlapping fire

b)

Early engagement

c)

Balance Fire

d)

Mutual support

30.

What are the guidelines for deployment?

a)

Balanced fire,

Weighted fire,

Mutual Support,

Overlapping fire,

Early Engagement,

Defence depth

b)

Mass, Mix, Mobility,

Integration

c)

Mission,

Platform capabilities,

Intel

d)

Availability of firepower,

Presence of manpower,

Competent soldiers,

Critical thinkers

31.

What is achieved through the close control by air defence controller?

i) Control of fire

ii) Sustained or prolonged operation

iii) Integrated Ops

iv) Fratricide Prevention

a)

i), ii) and iii)

b)

ii) and iv)

c)

i) and iv)

d)

All of the above

32.

What is weapon control order for?

a)

Control firing and prevent fratricide

b)

Ensure weapon systems are accurate

c)

Prevent overkill of friendly targets

d)

All of the above

33.

CW is defined as?

i) Continuous Wave

ii) Constant amplitude and frequency

iii) Changes the doppler frequency

iv) Uses the doppler effect to measure velocity

a)

i), ii) and iv)

b)

All of the above

c)

i) and ii)

d)

i), ii) and iii)