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Networks and WWW VOCAB
* upload - Used to send out data from a computer to another network. * download - Copies data from the main source to a nonessential source. * packets – Part of the message that is transmitted.

* routers – A tool that helps to send forth information in networks. * host – A computer that is accessed by a person that is working at a lone location. * client – An application that works on a individual computer which then relies on another piece of equipment to perform operations. * nodes – A node refers to something like a computer or a printer or any sort of piece of equipment. * server network interface card (NIC) – A specific tool that is put into a computer so that you may gain access to a network. * Network topology (bus, ring, star, mesh) – Shows how the nodes in a network link to each other and how they work together. * protocol – compromise as for sending information between two different devices. * LAN – Also meaning local-area network, is a computer system that works within a small area. * MAN – Also meaning Metropolitan Area Network, is an information network that is made for something larger such as a town or city. * WAN – Also meaning Wide Area Network goes within a larger area that can consist of two or more networks. * FTP – Also meaning File Transfer Protocol, the procedure for swapping files over the Internet. * Switching techniques: circuit / packet

1) circuit switching – created for the length of a transmission; the most common circuit-switching network is the telephone 2) packet switching – Splits up messages into sections and then sends each one by itself.

* asynchronous transmission – Communications where information can be sent sporadially and not always in a steady pace.

* synchronous transmission – Communications where people must wait a certain amount of time before speaking. * modem – Also meaning modulator-demodulator, is a device that helps for a computer to send information maybe through a telephone or cable lines. * bps – BPS is an abbreviation of bits per second, and it is the commonly used measure of the speeds used when sending information. * bandwidth -

1) A range within a band of frequencies or wavelengths The difference between frequencies or wavelengths. 2) The amount of information that can be sent in a certain period of time.

* peer-to-peer network – Abbreviated as P2P, it is a type of network in which each workplace has equal tasks. * URL – URL is an abbreviation of Uniform Resource Locator is a worldwide address of documents and other resources that are used on the Internet.

* client-server network- The client/server model is a computing model that acts as a distributed application which partitions tasks or workloads between the providers of a resource or service, called servers, and service requesters, called clients. Often clients and servers communicate over a computer network on separate hardware, but both client and server may reside in the same system.

* wireless networks- Wireless network refers to any type of computer network that is wireless, and is commonly associated with a telecommunications network whose interconnections between nodes are implemented without the use of wires.

* Bluetooth- A standard for the short-range wireless interconnection of cellular phones, computers, and other electronic devices * hotspot-HotSpot is the primary Java Virtual Machine for desktops and servers produced by Oracle Corporation. It features techniques such as just-in-time compilation and adaptive optimization designed to improve performance. * Mosaic-a freeware browser

* Internet-A global computer network providing a variety of information and communication facilities, consisting of interconnected networks using standardized communication protocols * WWW-World Wide Web: computer network consisting of a collection of internet sites that offer text and...
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