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Comp Sci > Networks and Topologies > Flashcards

Networks and Topologies Flashcards

1
Q

What is a Network?

A

A network is 2 or more devices connected together through an Infrastructure, able to exchange information

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2
Q

What does Interoperable mean?

A

different types of devices and operating systems being able to communicate with each other.

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3
Q

What is a communication network’s function?

A

Exchanging and sharing information.

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4
Q

What is a network made up of?

A

The devices in a network are connected via Hardware and Software.

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5
Q

What is Hardware?

A

What physically connects the computers in the network together.

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6
Q

What is Software

A

What enables us to use the hardware for communication and exchanging information.

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7
Q

What does Software do?

A

Enables networks to follow a set of rules called Protocols

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8
Q

Topologies

A

How components are connected together

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9
Q

What is a Point-to-Point topology

A

A single connection between 2 components

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10
Q

What is a star topology?

A

A central component with many point-to-point connections

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11
Q

What is a Bus topology

A

All components are connected to a single backbone

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12
Q

What is a Ring topology?

A

the previous device connects to the successive device, this continues until the last device connects to the first one in a circle

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13
Q

When is the Dual ring modes used?

A

When you need redudancy (FDDI)

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14
Q

What is redundancy in Networks?

A

providing multiple paths for traffic so data can continue flowing in the event of failure.

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15
Q

What is Token ring topology?

A

Uses ring topology but uses a token to communicate

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16
Q

What is a Fully Mesh topology?

A

All components are connected to each other.

17
Q

What is a Partial Mesh topology

A

All components can communicate with each other, but aren’t connected to all other components

18
Q

What does robust mean?

A

Ability to cope with errors during execution

19
Q

What are 2 Disadvantages to star topology?

A

1.Central point failure-Dependant
2.Higher costs

20
Q

What are 2 advantages to star topology?

A

1.Easy to install configure
and scale
2.Reduced data collisions

21
Q

What are 2 Disadvantages to bus topology?

A

1.If backbone fails network goes down, less reliable
2.Risk of collisions as more nodes

22
Q

What are 2 advantages to bus topology?

A

1.Cost effective(Less cabling)
2.Fast data transfer

23
Q

what are 2 advantages to ring topology?

A

1.Reduced chances of collision as unidirectional
2.equal access to the network

24
Q

what are 2 disadvantages to ring topology?

A

1.Single point failure
2.Limited scalability

25
Q

what are 2 advantages to mesh topology?

A

1.Robustness/Fault tolerance
2.Efficient data transmission

26
Q

What are 2 disadvantages to mesh?

A

1.Complexity
2.Cost

Comp Sci (8 decks)

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