CDC Vol 3, 422 Introduction to Tactical Data Links Flashcards

1
Q
  • Senders and receivers use the information that is exchanged over TDL for what purpose?
A

To establish a picture of a tactical situation of common interest.

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2
Q
  • What mode of communication do operators use to troubleshoot problems associated with link failure?
A

Operators use voice communications to coordinate link problems.

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3
Q
  • What is the overall design of the communications system forming the multi-tactical network (MTN) called?
A

Define link architecture.

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4
Q
  • When operating in the roll call architecture, who is responsible for polling each unit and requesting transmission of their data?
A

The DNCS (Data Net Control Station)

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5
Q
  • Explain the difference between simplex and full-duplex communications.
A

During simplex operations, net participants are restricted from transmitting while receiving data. Full duplex is capable of transmitting and receiving data simultaneously.

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6
Q
  • What term refers to the computer language used in transmitting TDL messages?
A

Message format.

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7
Q

What is the normal tactical employment range for the transmission of up ______ miles?

A

1,000 Miles

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8
Q

What is the standard that ensures joint interoperability among all systems and is used by manufactures to build TDL equipment?

A

Military Standard (MIL-STD)

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9
Q

What prevents random data transmission and precludes destructive signal interference?

A

Establishing strict transmission and reception standards.

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10
Q

What is the basis on which rules are developed governing access to link information?

A

Timing architecture

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11
Q

What are the three most common types of timing architecture?

A
  • Polling
  • Round Robin
  • Point-to-Point Simplex and Full Duplex
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12
Q

What architecture is also called roll call?

A

Pulling architecture

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13
Q

What timing architecture is each unit assigned a specific time to transmit its data to other link participants?

A

Round Robin

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14
Q

Does a round robin timing architecture need a DNCS?

A

No

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15
Q

What type of data links extensively use full duplex?

A
  • 11B
  • Army Tactical Data Link (ATDL)-1
  • Link 1
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16
Q

What is the most common method to transmit TDL signals?

A

Radios

17
Q

What term is used to describe the radio frequency band, cable, or other technology used to connect users?

A

Media

18
Q

What does AM and FM stand for?

A
Amplitude Modulation (AM)
Frequency Modulation (FM)
19
Q

What must TDL architecture mission planning include?

A

A thorough analysis of all IUs and the equipment they possess.

20
Q

What must units in a simplex network receive before the unit can send their message?

A

The “end-of-transmission message”