Computer Networks OH

What is a network?

• Two devices interacting to benefit each other

• A network is a group of two or more computers linked together so that they can share resources.

• Sharing of files and communicating with each other

From largest to smallest, the correct order is:

• LAN - WAN - MAN

• WLAN - MAN - WAN

• PAN - CAN - LAN

• WAN - MAN - LAN

what is the purpose of a network?

• To connect devices

• To share information

• To help keep information hidden

• To make life easier

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Tell me about WAN

• Helps you to connect to a city and use the internet.

• A network that interconnects users with computer resources in a geographic area or region larger than LAN.

• This connects mainframes, LANs and PCs across a large geographical area such as a city, a state or a country.

O.H.H.S uses __________ Area Network

• Metropolitan

• School

• Local

• Wide

What is a mobile network?

• a network that interconnects users with computer resources in a geographic area.

• A network which people can make calls from when connected to it.

• Communications network that is spread out over an immense land area.

These are examples of wireless network technologies

• Wi-Fi, Bluetooth & Microwave

• Satellite,Wi-Fi & Infrared

• Hotspot, Wi-Fi & Bluetooth

What is transmission media?

• Twisted Pair cable

• The physical material along which data travels from one point to another.

• Fiber Optic Cable

• A computer networking device that connects devices together on a computer network.

Wired transmission media is ________ and wireless transmission media is _______.

• The transfer of data along tangible channels from one point to the other.

• The transfer of data fiber through optic cables from one point to the other.

• The transfer of data along signal waves from one point to the other.

• The transfer of data over microwave signals from one point to the other.