Flashcards
Network hardware
Flashcards do conjunto (9)
- 1Server definitioncomputer networks have at least one powerful computer known as a server to provide services for the network
- 23 server types and their uses1) file server- to store and provide files to the user
2) web server-uploads and distributes web pages with their linked files to the internet
3) database server- provides database services to other computer programs - 3Backup storageWhere backed up data is stored
- 4Firewallthis device sits between the the internet and the network and acts as a security guard for th LAN. All data traffic that passes through is checked using a set of rules to protect from hackers
- 5PrintersThese can be black and white or colour and they can be attached to a single computer or many (shared)
- 6Network infrastructureSuch as ethernet cabling and fibre-optic cabling
- 7Network interface card (NIC)The network card has an ethernet cable input and is simply fitted into a spare slot at the back of the computer
- 8HubA hub is a device for connecting many ethernet-cable-type devices, such as computers;it has several ports through which these devices are connected and the data received is sent out again to all other ports except the input port
- 9switchthese perform a similar role to hubs, but switched data transfer is more efficient than hub
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- FlashCards sobre Network hardware, criado por 240599jl em 09-03-2015.
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- 240599jl
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