NAVEDTRA 14224, Ch. 2 Flashcards

1
Q

What can be used to amplify electrical signals?

A

Repeaters

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2
Q

What make it possible to interconnect like LANs?

A

Bridges

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3
Q

What enable networks to communicate using the most efficient path?

A

Routers

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4
Q

What make it possible to interconnect unlike LANs?

A

Gateways

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5
Q

Which layer of the OSI model do repeaters work at?

A

1

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6
Q

Which layers of the OSI model do bridges work on?

A

1 and 2

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7
Q

Which layer of the OSI model do routers work on?

A

3

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8
Q

Which layers of the OSI model can a router work on?

A

2 or 3

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9
Q

Which layer of the OSI model do gateways work on?

A

7

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10
Q

What serves as a termination point for cable running from individual nodes in a network?

A

Concentrator

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11
Q

Which device serves as a common termination point that can relay signals along the appropriate paths?

A

Hub

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12
Q

Which type of transmission media is immune to interference caused by electrical or electronic devices?

A

Fiber

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13
Q

Which type of cable refers to the cable that forms the main trunk of a network?

A

Backbone

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14
Q

How many different types of backbone cable are recognized by EIA/TIA-568?

A

4

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15
Q

What is the central computer in a network that is responsible for managing the network?

A

Server

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16
Q

Which type of servers can be used as both a server and a workstation?

A

Non-dedicated