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20 Cards in this Set
- Front
- Back
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What is a WAN? |
Wide Area Network ~ Provides a connection between a system or groups of systems over a large geographical area. E.g. Internet |
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What is a LAN? |
Local Area Network ~ A network in a small area such as a building or a group of buildings. |
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What is the most common way to organise a LAN? |
Client-Server Network |
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What is a server? |
A central high specification computer that looks after logins, security, file handling and internet access. |
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Name two types of network? |
- Client Server Network - Peer to Peer Network |
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True or False: A peer to peer network has a sever. |
False ~ All computers have equal status. |
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Name disadvantages and advantages of a peer to peer networks. |
Advantages: Cost effective; Easy to set up; No dependence on a server Disadvantages: Security; Poor traffic management; No centralised administration |
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Name disadvantages and advantages of a client server networks. |
Advantages: Security; central file storage; easy backup; easy software instalment Disadvantages: Expensive; Server dependence; maintenance |
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What is an NIC? |
Network Interface Card ~ Provides electrical signals to send data and deals with data when it's received. |
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What does a network switch do? |
Connects devices on a network using packets; switching to receive, forward or process data. |
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What does a router do? |
Connects networks to the internet |
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What are the two types of network transmission? |
Wireless and wired |
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Name the three different types of cable. |
- UTP - Coaxial - Fibre Optic |
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Name a network of connected devices that do not make up a discrete physical domain? |
A Virtual Private Network |
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What is the World Wide Web? |
A collection of websites, hosted on servers, connected to the internet. |
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What is the internet? |
A global connection of networks. |
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What is the DNS? |
Domain Name Server ~ Translates IP addresses into URL's |
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What is a URL? |
Uniform Resource Locator ~ an easy to remember IP address. |
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What is a host? |
A computer that stores a particular resource. |
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What is the cloud? |
A term to describe the remote provision of storage and software resources.
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