1.3 Networks Final
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What is a WAN?
A WAN connects two or more networks located over a large geographical area.
How many LANs do you need to make a WAN?
2 or more.
What is an IP address?
The address of the device on a network.
What does a router do?
It sends data out of the network.
What is a Packet?
A chunk of information with an IP address.
What does PAN stand for?
Personal Area Network.
What is a LAN?
A LAN is a network of devices located in a small geographical area, i.e., small office building or a family home.
What is the top sped of a coaxial cable?
10mbps per second.
What is another name for a twisted pair cable?
Ethernet cable.
Is fibre optic cable expensive?
it is the most expensive we have been taught about perchance
Are fibre optics used in long distances or short distances?
Long distances.
What are fibre optic cables made of?
Glass core - or in cheaper lower grade ones, plastic.
What is the average maximum speed of a fibre optic cable?
10 gigabits (10000 megabits).
What is a router?
Connects together different networks and forwards data packets along a network.
What is the best cable for short distances?
Ethernet.
How fast can coaxial cables transfer data?
10 mbps - 100mbps.
How many gigabyets=10 guigabytes are fibre optic cables?
10 gigabytes.
How many megabytes are in a gigabyte?
1000.
What is latency?
How much lag/delay there is.
What does a switch do?
Sends data between devices in the network.
What is external hosting?
When a site is run on a server managed and owned by another company, for storage.
What is bandwidth?
The number of users that can use the network.
What is an advantage of a peer-to-peer network?
Easier to set up and manage than a client-server.
What is an advantage of local hosting?
You have more control over it.