Flashcards
ICT and Computer Hardware
Flashcards do conjunto (16)
- 1What does LAN stand for and what does it do?LAN stands for Local Area Network and it operates over a small area, such as a building or group of buildings.
- 2What is the job of a server?The job of a server is to provide services for the network users.
- 3What is backing up data an essential part of?It is an essential part of maintaining the security data for the theatre..
- 4Name one method of backing up dataStore it on a removable device such as a hard disk or a magnetic tape.
- 5What does a firewall do?A firewall protects networks from instrusion; these devices sit between the internet and the network and act as a security guard for the local area network..
- 6How are printers most likely to be connected?Printers are most likely to be connected via a network so that they can be shared.
- 7Give an example of network infrastructureEthernet cabling and fibre-optic cabling.
- 8What is an NIC do and what does it stand for?An NIC is simply fitted into a spare slot at the back of the computer to connect to the motherboard. NIC stands for Network Interface Card.
- 9What is a hub and what is the role of it?A hub is a device for connecting many Ethernet-cable type devices, such as computers. It has several ports through which these devices are conncted and the data received is sent out again to all other ports except the input port.
- 10What is a switch?A switch performs a similar role to a hub, but switched data transfer is more efficient than hub transfer as the data is transferred to the destination line output, rather than every line..
- 11What is the role of a Wifi router?The Wifi router acts as a wireless access point and provides netwiork access within the theatre for a range of wifi devices, such as tablet computers, smartphones and laptop computer
- 12What is a touchscreen monitor used for?It is used for both output and input, to display information as well as to enable customers to make selections during transactions.
- 13What does CPU stand for and what is it used for?CPU stands for Central Processing Unit. It is used to control the kiosk; often this is based on a personal computer purchased from a major manufacturer.
- 14What is a printer used for?A printer is used to print tickets and receipts.
- 15What could a Barcode/QR Code Scanner be used for?Could be used to read special offer codes or the codes on tickets that have already been purchased.
- 16What is a card reader used for?It is used to accept payment from credit/debit cards, including 'chip and PIN'.
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- FlashCards sobre ICT and Computer Hardware, criado por 260699aw em 11-03-2015.
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- 260699aw
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