networks Flashcards
What is a WAN
Covers a large geographical area
Infrastructure hired from provider
What is a LAN
Covers a small geographic area
Hardware owned by organisation
What is a Client-Server network
A centralised computer network where the server responds to requests from clients
What is an advantage of Client-Server
Files are easily backed up , updates and installs are easy, increased security
What is a disadvantage of Client-Server
Expensive to set up, central point of failure, can be overloaded by too many users
What is Peer-to-Peer
Devices connect directly to each other and are individually responsible for updates+ file management
State an advantage of Peer-to-Peer
No expensive hardware,
no single point of failure
State a disadvantage of Peer-to-Peer
Files are duplicated, data can be lost, machines slow down when accessed by other devices
Name an advantage of networks
Sharing hardware
Sharing files
Install+ update all computers at once
