Fichas

Network hardware: servers, firewalls, switches and NICs

150199ck Inglés 14 fichas

Fichas del conjunto (14)

1ServerOne powerful computer to provide all of the services that are needed for that network.
Examples:
File Server-To store and provide files to the user
Web Server- Uploads and distributes web pages with their linked files to the Internet.
Database Server- Provides database services
2Backup StorageBacking up data maintains security as you can store it on a removable device (hard disk, magnetic tape or on the 'Cloud')
3FirewallProtects networks from intrusion. They sit between the Internet and the networkas a security guard for the LAN. The firewall checks the data traffic, using a set of rules, to avoid unauthorisd access by hackers.
4PrintersCould be black and white or colour dependent on the output. Printers can either be connected to a single computer or connected via a network so it can be shared.
5Network InfrastructureSuch as the Ethernet cable and fibre optic cabling
6Network Interface card (NIC)The Network Card shown has an Ethernet cable input and is simply fitted into a spare slot at the back of a computer to connect to the motherboard
7HubFor connecting many Ethernet cable-type devices such as computers. It has several ports through which these devices are connected and the data recieved is sent out again to all other ports except the input port.
8SwitchSimilar to hub, but switched data transfer is more efficient than a hub transfer because the data is transferred to the destination line output (rather than every line).
9Wi-fi routerA wireless access point and provides network access within the theatre for a range of Wi-fi devices. For example, tablet computers, smartphones and laptops
10Touchscreen MonitorInput and output: to display information as well as to enable customers to make selections during transactions.
11CPUControls the kiosk which is often based on a personal computer purchased from a major manufacturer
12PrinterUsed to print tickets and reciepts.
13Barcode/ QR ScannerCould be used to read special offer codes or the codes on tickets that have already been purchased
14Card ReaderUsed to accept payment from credit/debit cards including 'Chip and Pin'