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IS Prelims > Chapter 6 > Flashcards

Chapter 6 Flashcards

1
Q

Technique for making telephone calls over the
Internet.

A

VoIP (

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2
Q

The ability for all networks to connect to one
another

A

Network interoperability

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3
Q

An interconnected or interrelated chain, group, or
system

A

Network

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4
Q

Software that serves to “glue together” separate
program

A

middleware

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5
Q

The usefulness, or utility, of a network equals the
square of the number of users.

A

Metcalfe’s law

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6
Q

Internet-like networks that improve communications and collaboration, publish and share information, and develop applications to support
business operations and decision making within
an organization.

A

intranet

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7
Q

Provide Internet-like access to a company’s operational databases and legacy systems by its customers and supplier

A

Extranet

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8
Q

Company that provides individuals and organizations access to the Internet

A

. Internet service provider

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9
Q

A communications network covering a large geographic are

A

Wide area networks (WAN)

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10
Q

A communications network in an office, a building, or other works

A

Local area networks
(LAN)

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11
Q

Representation of an electrical signal using binary
number

A

Digital

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12
Q

Coaxial cable, microwave, and fiber optics are
examples.

A

Telecommunications media

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13
Q

A communications medium that uses pulses of
laser light in glass fiber

A

Fiber optics

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14
Q

A short range cable replacement technology for
digital devices.

A

Bluetooth

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15
Q

includes modems, multiplexers, and inter-network
processors

A

Telecommunications
processors

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16
Q

Includes programs such as network operating systems and Web browsers

A

Telecommunications software

17
Q

A common communications processor for microcomputer

A

Modems

18
Q

Helps a communications channel carry simultaneous data transmissions from many terminals

A

Multiplexer

19
Q

Star, ring, and bus networks are examples

A

Network topologies

20
Q

Representation of an electrical signal that is analogous to the signal itself

A

Analog

21
Q

The communications speed and capacity of telecommunications networks

A

Bandwidth

22
Q

. Intranets and extranets can use their network firewalls and other security features to establish secure
Internet links within an enterprise or its trading
partners

A

Virtual private network
(VPN

23
Q

Sturdy cable that provides high bandwidth on a
single conductor.

A

Coaxial cable

24
Q

Standard rules or procedures for control of communications in a netwo

A

Protocol

25
Q

An international standard, multilevel set of protocols to promote compatibility among telecommunications network

A

Open Systems Interconnection
(OSI)

26
Q

The standard suite of protocols used by the
Internet, intranets, extranets, and some other
networks

A

TCP/IP

27
Q

information systems with common hardware,
software, and network standards that provide easy
access for end users and their networked computer
systems.

A

Open System

28
Q

Interconnected networks need communications
processors such as switches, routers, hubs, and
gateways.

A

Inter-network processors

29
Q

Web sites, Web browsers, HTML documents,
hypermedia databases, and TCP/IP networks are
examples

A

Internet networking
technologies

30
Q

Networks in which end-user PCs are tied to network servers to share resources and application
processing.

A

Client/server network

31
Q

Network computers provide a browser-based interfaces for software and databases provided by
servers.

A

Network computing

32
Q

End-user computers connect directly with each
other to exchange files.

A

Peer-to-peer networks

33
Q

Orbiting devices that provide multiple communication channels over a large geographical ar

A

Communications
satellites (

34
Q

Older, traditional mainframe-based business information systems.

A

Legacy systems

35
Q

Any arrangement in which a sender transmits a
message to a receiver over a channel consisting of
some type of medium.

A

Telecommunications

36
Q

Provides wireless network access for laptop PCs in
business settings

A

Wireless LAN

37
Q

Their goal is to improve the telecommunications
environment by fostering standardized protocols,
communications hardware and software, and
the design of standard interfaces, among other
things.

A

Network architectures

38
Q

A type of communications network consisting of
terminals, processors, channels, computers, and
control software

A

Telecommunications network

39
Q

Telecommunications technologies that do not rely
on physical media such as cables or fiber optics.

A

Wireless technologies

IS Prelims (14 decks)

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