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CUT5 5.2

Computers: Understanding Tech 5e 5.2

network service provider (NSP) Providers of high-capacity Internet access. Other organizations, including ISPs, purchase bandwidth from NSPs.
Internet service provider (ISP) An organization that provides user access to the Internet, usually charging a subscription fee.
Internet exchange point (IXP) A physical connection through which an ISP may share data with other ISPs and networks.
point of presence (POP) A connection through which an ISP provides Internet connections to customers.
value-added network (VAN) A large ISP that provides specialized service or content, such as reports from a news service or access to a legal database.
download To receive information such as a document from a remote site to one’s own computer via a network or the Internet.
upload To send information such as a document from one’s own computer to a remote computer or location via a network or the Internet.
Kbps (kilobit per second) A data transfer rate equal to about 1,000 bits per second.
Mbps (megabit per second) A data transfer rate equal to about 1,000,000 bits per second.
dial-up access A type of Internet access that allows connecting to the Internet over a standard land-based telephone line by using a computer and a modem to dial into an ISP.
broadband connection A high-speed Internet connection. Broadband connection speeds are better suited to online activities such as viewing videos.
digital subscriber line (DSL) Internet service A form of broadband delivered over standard telephone lines. DSL is as fast as cable modem service and provides simultaneous web access and telephone use, but has limited availability.
Wi-Fi hotspot A location with a wireless access point for connecting to the Internet via a mobile computer or device, often found in public places such as coffee shops and airports.
tethering A setup where you use your smartphone as a hotspot when you need only a single Internet connection while on the go.
Gbps (gigabit per second) A data transfer rate equal to about a billion bits per second.
Created by: softcrylic