Information technology (it): technology that helps companies change business by allowing them to use new methods. Business intelligence (bi): bi refers to a variety of software applications that analyze an organization"s raw data and take useful insights from it. Intranet: a companywide network, closed to public access, that uses internet- type technology. Extranet: a semi-private network that uses internet technology and allows more than one company to access the same information or allows people on different servers to collaborate. Virtual private network (vpn): a private data network that creates secure connections, or tunnels, over regular internet lines. Broadband technology: technology that offers users a continuous connection to the internet and allows users to send and receive mammoth files that include voice, video, and data much faster than ever before. Internet2: the new internet system that links government supercomputer centres and a select group of universities; it runs more than 22,000 time faster than today"s public infrastructure and supports heavy-duty applications.