Karteikarten
WIRELESS AND WIRED NETWORKS
Karten in diesem Stapel (12)
- 1What is the internet?a collection of inter-connected networks.
- 2What is the world wide web?An information system on the Internet which allows documents to be connected to other documents by hypertext links.
- 3What is a wide area network?Any network in which the computers communicate using resources supplied by a “third party carrier”, such as British Telecom, is a WAN.
- 4How many internet connected networks were there in 1969?4 internet connected networks.
- 5How many internet connected networks were there in 1989?100,000 internet connected networks.
- 6How many internet connected networks were there in 2012?2.1 billion internet connected networks.
- 7How many networks are there predicted to be in 2020?50 billion networks.
- 8What is IPv4 addressing?The unique address that every network in the world has.
- 9What is circuit switching?A type of communications in which a dedicated channel (or circuit) is established for the duration of a transmission. The most ubiquitous circuit-switching network is the telephone system.
- 10What is packet switching?A mode of data transmission in which a message is broken into a number of parts which are sent independently, over whatever route is optimum for each packet, and reassembled at the destination.
- 11What is an IP address?A unique string of numbers separated by full stops that identifies each computer using the Internet Protocol to communicate over a network.
- 12What is a domain name system (DNS)?Short for Domain Name System (or Service or Server), an Internet service that translates domain names into IP addresses. Because domain names are alphabetic, they're easier to remember. The Internet however, is really based on IP addresses. ... The DNS system is, in fact, its own network.
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- Beschreibung
- Karteikarten am WIRELESS AND WIRED NETWORKS, erstellt von molly mcdermott am 17/11/2016.
- Erstellt von
- molly mcdermott
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