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Computer Science Flash Cards
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- 1WAN LAN PAN VPN(WAN)=Connect computers over a large area such as a town, city or country.
(LAN)=Connect computer over a building or a site.
(PAN)=Connect the computers used by one person.
(VPN)= uses encryption and special 'tunnelling' network protocols to connect securely over the internet. - 2MAC Address Protocol Packet Hostname(MAC Address)=is a unique number written into the network card.
(Protocol)=Is an agreed upon format for transmitting data between devices.
(Packet)=when data is transmitted, it is broken down into packets.
(Hostname)=A human-readable label that is assigned to a network device. - 3Checksum Even Parity Odd Parity(Checksum)=used to check for errors in data transmission. it works by calculating a value based on the number of bits in a packet of data.
(Even Parity)= where the bit is set to 1 if the muber of bits is odd to make them even.
(Odd Parity)=Where the parity bit is set to 1 if the number of bits is even to make them odd. - 4Bus Ring Star Mesh(Bus)=Single main cable to which computers are connected.
(Ring)=All computers are connected in a circle.
(Star)=Where each computer can connect to other computers.
(Mesh)=Where each computer can connect to other computers.
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- Fichas sobre Computer Science Flash Cards, creado por Danny Adam Bayley el 07/09/2015.
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- Danny Adam Bayley
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