Flashcards
networks
Cards in this deck (18)
- 1what is a computer network?A computer network is a network wich
is full of computers and you can share
information with each other. - 2describe a LANa LAN is a local area network it is mostly in
one building/room. - 3describe a WANA computer network that spans a relatively large geographical area.
- 4what are the advantages of a computer network ?Advantages of computer networking. ... Resource sharing – using network-connected peripheral devices like printers, scanners and copiers, or sharing software between multiple users, saves money.
- 5what are the disadvantages of a computer network ?Disadvantages. Purchasing the network cabling and file servers can be expensive. Managing a large network is complicated, requires training and a network manager usually needs to be employed.
- 6what devices are needed to produce a LANCable Connectors. ...
Power Supply. ...
Hub/Switch/Router. ...
Network Software. - 7what is the purpose of a NIC ?The NIC contains the electronic circuitry required to communicate using a wired connection.
- 8what is the purpose of a router ?The main purpose of a router is to connect multiple networks and forward packets destined either for its own networks or other networks.
- 9what is the purpose of a hub ?A hub, also called a network hub, is a common connection point for devices in a network. Hubs are devices commonly used to connect segments of a LAN.
- 10what is the purpose of a switch ?The basic function that any switch is supposed to perform is to receive information from any source connected to it and dispatch that information to the appropriate destination only.
- 11hat is the purpose of a WAPA wireless access point (WAP) is a hardware device or configured node on a local area network (LAN) that allows wireless capable devices and wired networks to connect through a wireless standard
- 12what is the difference between a hub and a switch ?A switch is used to connect various network segments. A network switch is a small hardware device that joins multiple computers together within one local area network (LAN).
- 13what is the internet ?a global computer network providing a variety of information and communication facilities, consisting of interconnected networks using standardized communication protocols.
- 14what is the world wide web ?an information system on the Internet which allows documents to be connected to other documents by hypertext links, enabling the user to search for information by moving from one document to another.
- 15what is the purpose of a modem ?A modem converts digital signals generated by the computer into analog signals which can be transmitted over a telephone or cable line and transforms incoming analog signals into their digital equivalents
- 16what is the purpose of an ISP ?Internet service providers may be organised in various forms, such as commercial, community-owned, non-profit, or otherwise privately owned
- 17what 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.
- 18what does http stand forHTTPS stands for Hypertext Transfer Protocol Secure, and instead of acting as its own application layer protocol, it uses separate protocols called SSL (Secure Sockets Layer) and TLS (Transport Layer Security)
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- detenison messieng about in lesson erin fletcher Flashcards on networks , created by Kay Harrison on 08/12/2017.
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- Created by Erin Fletcher · Dec 1, 2017
- Copied by Kay Harrison · Dec 8, 2017
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