Network Types Flashcards

1
Q

What are the 3 classifications of network?

A

LAN, WAN and (PANs)

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2
Q

What is a LAN

A

Local Area Network

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3
Q

What is a WAN

A

Wide Area Network

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4
Q

What is a PAN

A

Personal Area Network

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5
Q

What do LANs do?

A

A LAN is a network that is geographically confined to one building or site

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6
Q

Who would use a LAN?

A

Schools, small businesses, collages, universities and homes

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7
Q

What do WANs do

A

Is a network spread over a large geographical area. It can cover more than one site and can even be spread across a whole country, or even the world

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8
Q

Who would use a WAN

A

Banks, Large Businesses

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9
Q

Is the Internet a WAN or LAN

A

WAN

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10
Q

What is a PAN

A

A network spread over a tiny geographical area

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11
Q

What is setting up a PAN known as?

A

A Bluetooth connection

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12
Q

What are WANS, LANS and PANS

A

Either Wired or Wireless networks

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13
Q

What is a wired network?

A

They are often identified by the use of a physical piece of wiring to connect devices

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14
Q

What are wired networks used for often

A

Normally in businesses or in a place where devices like PC’s will not move

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15
Q

What is a wireless network?

A

They use radio waves to carry signals. These signals are limited in range, which is normally 50m, but are due to interference

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16
Q

What could interfere with a wireless connection

A

Walls

17
Q

What devices are WAP’s really meant for

A

Phones, as long as it is near the wireless access point (WAP)

18
Q

Which Costs more - Wired or Wireless

A

Wired are more expensive to set up

19
Q

Which one is harder to install, Wired or Wireless?

A

Wired

20
Q

What are the maximum transmission speeds?

A

Wired = 1 gigabit per second, Wireless = 50 megabits per second

21
Q

What is the maximum distance?

A

Wireless - No more than 50m
Wired - Up to 100m (2km with fibre optic)

22
Q

Which is more secure?

A

Wired connections

23
Q

LAN Hardware?

A

A NIC (Network Interface Card), A transmission medium and something to connect to

24
Q

What is a NIC?

A

Network Interface Cards are what offers an interface port for a wired connection. A wireless NIC provides a radio waves
for connecting wirelessly.

25
Q

Are modern computers NICs wired?

A

No, they tend to be wireless

26
Q

What are the two Network connection devices

A

Switches and Routers

27
Q

What is a switch

A

They are network devices that record which ports devices connect to. This improves network performance by cutting down on unnecessary transmissions from older style networks.

28
Q

What are routers

A

Routers are one of the most commonly used connection devices. They use signals to send the data

29
Q

What are advantages of using networks?

A

it allows you to share files and communicate, which would be useful for businesses in many countries

30
Q

What are disadvantages of networks

A

The cost, risk of hacking and that it has to be managed