Mis 301 Chapter 6

Front 1

A web site that offers a single point of entry to an entire community of affiliated interests

Back 1

Affinity portal

Front 2

Continuous waves that transmit information by altering the amplitude and frequency of the waves

Back 2

analog signals

Front 3

High-speed central networks to which multiple smaller networks (such as LANS and smaller WANs) connect

Back 3

backbone network

Front 4

The transmission capacity of a network, stated in bits per second

Back 4

Bandwidth

Front 5

The transmission capacity of a communications medium faster than 4 Mbps downstream and 1 Mbps upstream

Back 5

Broadband

Front 6

Comunications channels that use electromagnetic media (the "airwaves") to transmit data

Back 6

Broadcast media (aka wireless media)

Front 7

Software applications through which users primarily access the web

Back 7

Browsers

Front 8

Communications channels that use physical wires or cables to transmit data and information

Back 8

Cable media (aka wireline media)

Front 9

A virtual meeting place where groups of regulars come to "gab" electronically

Back 9

chat room

Front 10

Form of distributed processing in which some machines (servers) perform computing functions for end-user PCs (clients)

Back 10

client/server computing

Front 11

Computers, such as users' personal computers, that use any of the services provided by servers

Back 11

Clients

Front 12

Insulated copper wire; used to carry high-speed data traffic and television signals

Back 12

Coaxial cable

Front 13

Mutual efforts by two or more individuals who perform activities in order to accomplish certain tasks

Back 13

collaboration

Front 14

A Web site that offers fairly routine content for diverse audiences; offers customization only at the user interface

Back 14

Commercial (public) portal

Front 15

Pathway for communicating data from one location to another

Back 15

communications channel

Front 16

A system that connects computers and other devices via communications media so that data and information can be transmitted among them.

Back 16

Computer network

Front 17

A Web site that provides a single point of access to critical business information located inside and outside of an organization

Back 17

Corporate portal

Front 18

A process in which an organization outsources a task to an undefined, generally large group of people in the form of an open call.

Back 18

Crowdsourcing

Front 19

A discrete pulse, either on or off, that conveys information in a binary form.

Back 19

digital signals

Front 20

A high-speed, digital data transmission technology using existing analog telephone lines.

Back 20

Digital subscriber line (DSL)

Front 21

Learning situations in which teachers and students do not meet face-to-face.

Back 21

Distance Learning (DL)

Front 22

Network architecture that divides processing work between two or more computers, linked together in a network

Back 22

distributed processing

Front 23

The system administered by the Internet Corporation for Assigned Names (ICANN) that assigns names to each site on the internet

Back 23

Domain name system (DNS)

Front 24

The name assigned to an internet site, consisting of multiple parts, separated by dots, which are translated from right to left

Back 24

domain names

Front 25

learning supported by web; can be done inside traditional classrooms or in virtual classrooms

Back 25

e-learning

Front 26

An organization's network composed of interconnected multiple LANs and WANs

Back 26

enterprise network

Front 27

A common local area network protocol

Back 27

Ethernet

Front 28

A network that connects parts of the intranets of different organizations

Back 28

Extranet

Front 29

A communications medium consisting of thousands of very thin filaments of glass fibers, surrounded by cladding, that transmits information via light pulses generated by lasers.

Back 29

fiber-optic cable

Front 30

A computer that contains various software and data files for a local area network and contains the network operating system

Back 30

File server (aka network server)

Front 31

The communications standard used to transfer pages across the WWW portion of the internet; defines how messages are formulated and transmitted

Back 31

Hypertext Transport Protocol (HTTP)

Front 32

A web-based gateway to information and knowledge for an entire industry

Back 32

Industrywide portal

Front 33

A massive global WAN that connects approximately 1 million organizational computer networks in more than 200 countries on all continents, including Antarctica, and features in the daily routine of almost 2 billion people. Participating computer systems include smartphones, PCs, LANs, databases, and mainframes

Back 33

Internet (aka the Net)

Front 34

The primary network connections and telecommunications lines that link the computers and organizational nodes of the internet

Back 34

Internet backbone

Front 35

A set of rules responsible for disassembling, delivering, and reassembling packets over the internet

Back 35

Internet Protocol (IP)

Front 36

An assigned address that uniquely identifies a computer on the internet

Back 36

Internet Protocol address

Front 37

A company that provides internet connections for a fee

Back 37

Internet service Provider (ISP)

Front 38

The use of the internet as the transmission medium for telephone calls

Back 38

Internet telephony (Voice-over Internet Protocol or VoIP)

Front 39

A new, faster telecommunications network that deploys advanced network applications such as remote medical diagnosis, digital libraries, distance education, online simulation, and virtual laboratories

Back 39

Internet2

Front 40

A private network that uses internet software and TCP/IP protocols

Back 40

Intranet

Front 41

A network that connects communications devices in a limited geographical region, such as a building, so that every user device on the network can communicate with every other device

Back 41

Local Area Network (LAN)

Front 42

A computer program that searches several engines at once and integrates the findings of the various search engines to answer queries posted by users

Back 42

metasearch engine

Front 43

Device that converts signals from analog to digital and vice versa

Back 43

Modem

Front 44

Computers that act as exchange points for internet traffic and determine how traffic is routed

Back 44

Network access points (NAP)

Front 45

The transmission technology that divides blocks of text into packets.

Back 45

Packet Switching

Front 46

A type of client/server distributed processing that allows two or more computers to pool their resources, making each computer both a client and a server

Back 46

Peer to peer (P2P) processing

Front 47

A web-based personalized gateway to information and knowledge that provides information from disparate information systems and the internet, using advanced search and indexing techniques

Back 47

Portal

Front 48

The set of rules and procedures governing transmission across a network

Back 48

protocol

Front 49

A communications processor that routes messages from a LAN to the internet, across several connected LANs or across a WAN such as the internet

Back 49

Router

Front 50

A computer program that searches for specific information by key words and reports the results

Back 50

search engine

Front 51

Computers that provide access to various network services, such as printing, data, and communications

Back 51

Servers

Front 52

An interface standard for transporting digital signals over fiber-optic lines; allows the integration of transmissions from multiple vendors.

Back 52

Synchronous optical network (SONET)

Front 53

A work arrangement whereby employees work at home, at the customer's premises, in special workplaces, or while traveling, usually using a computer linked to their place of employment

Back 53

telecommuting

Front 54

The use of electronic communication that allows two or more people at different locations to have a simultaneous conference

Back 54

teleconferencing

Front 55

A file transfer protocol that can send large files of information across sometimes unreliable networks with assurance that the data will arrive uncorrupted

Back 55

Transmission Control Protocol/Internet Protocol (TCP/IP)

Front 56

A communications medium consisting of strands of copper wire twisted together in pairs.

Back 56

Twisted-pair wire

Front 57

Common hardware and software platform that simplifies and integrates all forms of communications--voice, email, instant messaging, location, and videoconferencing--across an organization.

Back 57

unified communications

Front 58

The set of letters that identifies the address of a specific resource on the Web

Back 58

Uniform Resource Locator (URL)

Front 59

A virtual meeting in which participants in one lacation can see and hear participants at the other location and can share data and graphics by electronic means

Back 59

Videoconferencing

Front 60

The use of digital technologies that enable organizations or individuals to collaboratively plan, design, develop, manage, and research products, services, and innovative information systems and electronic commerce applications

Back 60

Virtual collaboration

Front 61

A work group whose members are in different locations and who meet electronically

Back 61

Virtual group (team)

Front 62

Online universities in which students take classes via the internet at home or an off-site location

Back 62

Virtual Universities

Front 63

Collectively, all of the web pages of a particular company or individual

Back 63

Web site

Front 64

A network, generally provided by common carriers, that covers a wide geographic area

Back 64

Wide Area Network (WAN)

Front 65

Two or more individuals who act together to perform some task, on either a permanent or temporary basis

Back 65

Work group

Front 66

The movement of information as it flows through the sequence of steps that make up an organization's work procedures

Back 66

Workflow

Front 67

A system of universally accepted standards for storing, retrieving, formatting, and displaying information via a client/server architecture; it uses the transport functions of the internet

Back 67

World Wide Web (WWW, The Web, W3)