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DSS > Appendix B > Flashcards

Appendix B Flashcards

1
Q

enables transmission of data over public or private networks

A

Telecommunications system

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2
Q

a communication system created by linking two or more devices and establishing a standard methodology by which they can communcate

A

network

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3
Q

network designed to connect a group of computers in close proximity to each other

A

LAN

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4
Q

network that spans a large area such as a state, province, or country

A

WAN

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5
Q

a large computer network spanning a city

A

MAN

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6
Q

What are four things a network typically includes?

A
  1. Protocol
  2. Network Interface Card
  3. Cable
  4. Router
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7
Q

What is a network that relies on the computing network that relies on the computing power and bandwidth of the participants of the network rather than a centralized server

A

Peer to peer network

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8
Q

a computer designed to request information from a server

A

client

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9
Q

a computer dedicated to providing information in response to requests

A

server

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10
Q

a model for applications in which the bulk of back end processing , such as performing the physical search of a database, takes place on a server, while the front end processing is handled by the client

A

client/server network

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11
Q

occurs when a computer sending computer divides a message into a number of efficiently sized units of data called packets, each of which contains an address to the destination computer

A

packet switching

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12
Q

geometric arrangement of computers and other devices on the network

A

network topology

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13
Q

All devices connected to a central cable, called bus or backbone, Easy and inexpensive

A

Bus

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14
Q

All devices connected to a central device (hub), bottlenecks

A

Star

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15
Q

All devices connected to one another in the shape of a closed loop, so that each device is connected to the one on either side. Expensive and fast

A

Ring

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16
Q

Groups of star configured workstations connected to a linear bus backbone cable, combines bus and star

A

Hybrid

17
Q

Devices are connected by signals between access points and wireless transmitters within a limited range

A

Wireless

18
Q

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

A

protocol

19
Q

capability of two or more computer systems to share data and resources, even though they are made by different manufacturers

A

interoperability

20
Q

a physical and data layer technology for LAN networks, and is the most widely installed network for LAN

A

Ethernet

21
Q

Why is Ethernet the most used LAN protocols?

A

Cheap
Easy
Flexible
Interoperability

22
Q

transmission media manufactured so that signals are confined to a narrow path and behave predictable

A

wire media

23
Q

type of cable composed of four or more copper wires twisted around each other

A

twisted wire cabling

24
Q

cable that can carry a large range of signal frequencies without interference

A

coax

25
Q

natural parts of earth’s environment that can be used a physical paths to carry electrical signals

A

wireless media

26
Q

provides transport functions, ensuring the amount of data received = data sent

A

TCP

27
Q

addressing and routing as a postmaster

A

IP

28
Q

What are the four layers of TCP/IP

A

Network Interface
Internet
Transport
Aplication

29
Q

serves as a window for users and application processes to access network services

A

application layer

30
Q

places data packets on the network for transmission

A

Network Interface

31
Q

handles end-to-end packet transportation

A

transport layer

32
Q

Uses IP (puts header on packet)

A

Internet layer

33
Q

Allows files with text, programs, graphics, etc to be downloaded or uploaded on the network

A

FTP (File Transfer Protocol)

34
Q

TCP/IPs email system

A

Simple Mail Transfer Protocol

35
Q

Allows terminal emulation which allows a personal computer or workstation to work as a terminal for a server

A

telnet protocol

36
Q

allows web browsers and servers to send and receive web pages

A

Hypertext Transfer Protocol

37
Q

Allows networked nodes to be managed from a single point

A

Simple Network Management Protocol

DSS (6 decks)

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