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CiS 110 Ch 6 Terms
Computer Information Systems 110
45
Computer Science
Undergraduate 1
10/17/2012

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Term
1. A computer network
Definition
is a system that connects computers and other devices via communications media so that data and information can be transmitted among them.
Term
2. A local area network
Definition
connects two or more devices in a limited geographical region so that every device on the network can communicate with every other device.
Term
3. Digital Subscriber Line
Definition
a high-speed, digital data transmission technology using existing analog telephone lines.
Term
4. Asynchronous Transfer Mode
Definition
data transmission technology that uses packet switching and allows for almost unlimited bandwidth on demand.
Term
5. Synchronous Optical Network
Definition
an interface standard for transporting digital signals over fiber optic lines that allows users to integrate transmissions from multiple vendors.
Term
6. T-Carrier System
Definition
, digital transmission system that defines circuits that operate at different rates, all of which are multiples of the basic 64 Kbps users to transport a single voice call.
Term
7. A protocol
Definition
is the set of rules and procedures governing transmission across a network.
Term
8. Ethernet
Definition
is a common LAN protocol.
Term
9. Transmission Control Protocol/Internet Protocol (TCP/IP)
Definition
a file transfer protocol that can send large files of information across sometimes unreliable networks with assurance that the data will arrive uncorrupted
Term
10. The first type of peer-to-peer (P2P)
Definition
processing accesses unused CPU power among networked computers.
Term
11. The second type of P2
Definition
P is real-time, person-to-person collaboration.
Term
12. The third type of P2P
Definition
is open-source, free, peer-to-peer file-sharing.
Term
13. Domain names consist of multiple parts
Definition
separated by dots, which are red from right to left.
Term
14. Top-level domain
Definition
the rightmost part of an Internet name; common top-level domains are .com, .edu, .gov
Term
15. Name of the company
Definition
the next section of the Internet name
Term
16. Name of the specific computer
Definition
the next section of the Internet name
Term
17. World Wide Web
Definition
A system of universally accepted standards for storing, retrieving, formatting, and displaying information via a client/server architecture.
Term
18. Home page
Definition
a text and graphical screen display that usually welcomes the user and explains the organization that has established the page.
Term
19. Uniform resource locator
Definition
the set of letters that points to the address of a specific resource on the Web.
Term
20. Discovery
Definition
allows users to browse and search data sources, in all topic areas, on the Web.
Term
21. Search engines
Definition
are computer programs that search for specific information by key words and report the results.
Term
22. Metasearch engines
Definition
search several engines at once and integrate the findings of the various search engines to answer queries posted by users.
Term
23. Portal
Definition
is a Web-based, personalized gateway to information and knowledge that provides relevant information from different IT systems and the Internet using advanced search and indexing techniques.
Term
24. Commercial (public) portals
Definition
offer content for diverse communities and are most popular portals on the Internet.
Term
25. Affinity portals
Definition
support communities such as a hobby group or a political party.
Term
27. Corporate portals
Definition
offer a personalized single point of access through a Web browser
Term
28. Industry wide portals
Definition
for entire industries.
Term
29. Electronic mail (e-mail)
Definition
is the largest-volume application running on the Internet.
Term
30. Web-based call centers (customer call center)
Definition
are services that provide effective personalize customer contact as an important part of Web-based customer support.
Term
31. Electronic chat room
Definition
is a virtual meeting place where groups of regulars come to “gab”.
Term
32. Internet telephony (VoIP)
Definition
(voice-over IP) digitizes your analog voice signals, sections them into packets, and sends them over the Internet.
Term
33. Collaboration
Definition
refers to efforts of two or more entities (individuals, teams, groups,or organizations) who work together to accomplish certain tasks.
Term
34. Work group
Definition
refers specifically to two or more individuals who act together to perform some task.
Term
35. Virtual group (team)
Definition
is when group members are in different locations.
Term
36. Virtual collaboration
Definition
is the use of digital technologies that enable organizations or individuals to collaboratively plan, design, develop, manage and research products, services and innovative applications.
Term
37. Workflow technologies
Definition
facilitate the movement of information as it flows through the sequence of steps that make up an organization’s work procedures. Includes workflow management and workflow systems.
Term
38. Groupware
Definition
refers to software products that support groups of people who share a common task or goal and who collaborate to accomplish it.
Term
39. Teleconferencing
Definition
is the use of electronic communication that allows two or more people at different locations to hold a simultaneous conference.
Term
40. Videoconference
Definition
is when participants in one location can see participants at other locations and share data, voice, pictures, graphics and animation by electronic means.
Term
41. Web conferencing
Definition
is videoconferencing conducted over the Internet.
Term
42. Real-time collaboration tools
Definition
support synchronous communication of graphical and text-based information i.e. computer-based whiteboards.
Term
43. Crowdsourcing
Definition
refers to outsourcing a task to an undefined, generally large group of people in the form of an open call.
Term
44. The latest version of videoconferencing
Definition
telepresence systems, enable participants to seamlessly share data, voice, images, graphics, video, and animation electronically.
Term
45. E-Learning
Definition
refers to learning supported by the Web.
Term
46. Distance learning (DL)
Definition
refers to any learning situation in which teachers and students do not meet face-to-face.
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