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BUS 391: Information Systems > Chapter 7: Networks > Flashcards

Chapter 7: Networks Flashcards

1
Q

Local Area Network

A

Connects a group of computers in close proximity, such as in an office building, school, or home

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2
Q

Wide Area Network

A

Spans a large geographic area such as a state, province, or country

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3
Q

Metropolitan Area Network

A

A large computer network usually spanning a city

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4
Q

Network Topology

A

Refers to the geometric arrangement of the actual physical organization of the computers and other network devices in a network

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5
Q

National Service Providers

A

Private companies that own and maintain the worldwide backbone that supports the internet

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6
Q

Network access points

A

Traffic exchange points in the routing hierarchy of the internet that connect national service providers

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7
Q

Regional service providers

A

Offer internet service by connecting to national service providers but they also can connect directly to each other

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8
Q

Bandwidth

A

The maximum amount of data that can pass from one point to another in a unit of time

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9
Q

Broadband

A

A high speed internet that is always connected

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10
Q

Network Transmission Media

A

Refers to the various types of media used to carry the signal between computers

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11
Q

Wire Media

A

Transmission material manufactured so that signals will be confined to a narrow path and will behave predictably

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12
Q

Protocol

A

A standard that specifies the format of data as well as the rules to be followed during transmission

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13
Q

Transmission Control Protocol/Internet Protocol

A

Provides the technical foundation for the public internet as well as for large numbers of private networks

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14
Q

Domain Name System

A

Converts IP addresses into domains

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15
Q

Network Convergence, unified communication

A

The efficient coexistence of telephone, video, and data communication within a single network, offering convenience and flexibility not possible with separate infrastructures

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16
Q

Unified Communication

A

The integration of communication channels into a single service

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17
Q

Peer To Peer

A

A computer network that relies on the computing power and bandwidth of the participants in the network rather than a centralized server

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18
Q

Voice over IP

A

Uses IP technology to transmit telephone calls

19
Q

Internet Protocol TV

A

Distributes digital video content using IP accords the Internet and private IP networks

20
Q

SSL Certificate

A

An electronic document that confirms the identity of a website or server and verifies that a public Key belongs to a trustworthy individual or company

21
Q

Secure Hypertext Transfer Protocol

A

A combination of HTTP and SSL to provide encryption and secure identification of an internet server

22
Q

Digital Divide

A

A worldwide gap giving advantage to those with access to technology

23
Q

Personal Area Networks

A

Provide communication over a short distance that is intended for use with devices that are owned and operated by a single user

24
Q

Bluetooth

A

Wireless personal Area networks technology that transmits signals over short distances between cell phones, computers, and other devices

25
Q

Wireless LAN

A

A local area network that uses radio signals to transmit and receive data over distances of a few hundred feet

26
Q

Wireless Fidelity

A

A means by which portable devices can connect wirelessly to a local area network, using access points that send and receive data via radio waves

27
Q

Wireless MAN

A

A metropolitan area network that uses radio signals to transmit and receive data

28
Q

Worldwide Interoperability for Microwave Access

A

A communications technology aimed at providing high speed wireless data over metropolitan area networks

29
Q

Wireless WAN

A

A wide area network that uses radio signals to transmit and receive data

30
Q

Satellite

A

A space station that orbits the earth receiving and transmitting signals from earth based stations over a wide area

31
Q

Radio Frequency Identification

A

Uses electronic tags and labels to identify objects wirelessly over short distances

32
Q

Radio Frequency Identification Tag

A

An electronic identification device that is made up of a chip and antenna

33
Q

Radio Frequency Identification Reader

A

A transmitter/receiver that reads the contents of rfid tags in the area

34
Q

Asset Tracking

A

Occurs when a company places active or semi passive rfid tags on expensive products or assets to gather data on the items location with little or no manual intervention

35
Q

RFID Accelerometer

A

A device that measure the acceleration of an item and is used to track truck speeds or taxi cab speeds

36
Q

Chipless RFID tag

A

Uses plastic or conductive polymers instead of silicon based microchips allowing them to be washed or exposed to water without damaging the chip

37
Q

Global Positioning System

A

A satellite based navigation system providing extremely accurate position, time, and speed information

38
Q

Automatic Vehicle Location

A

Uses gps tracking to track vehicles

39
Q

Latitude

A

Represents a north/south measurement position

40
Q

Longitude

A

Represents an east/west measurement position

41
Q

Geographic Information System

A

Consists of hardware, software, and data that provide location information for display on a multidimensional map

42
Q

Spatial Data

A

Identifies the geographic location of features and boundaries of earth, such as natural or constructed features, oceans, and more

43
Q

Geocoding

A

A spatial databases coding process that assigns a digital map feature an attribute that serves as a unique ID or classification

44
Q

Location Based Services

A

Applications that use location information to provide a service

BUS 391: Information Systems (10 decks)

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