Cse Chapter 6 Vocab

Front 1

in the context of Internet access, a permanent connection, as opposed to a connection that is established and dropped as needed

Back 1

always-on connection

Front 2

a type of FTP access that requires no account on a server, but rather can be accessed using anonymous as the user ID

Back 2

anonymous FTP

Front 3

Any connection to the Internet in which the ups thtream speed differs from the downstream speed

Back 3

asymmetric internet connection

Front 4

a peer-to-peer technology in which pieces of files are distributed to and from a collection of networked computers; used for distributing music and movies over the internet

Back 4

BitTorrent

Front 5

a publicly accessible personal journal posted on the Web.

Back 5

blog

Front 6

a type of internet connection offered to subscribers by cable television companies

Back 6

cable internet service

Front 7

a communications device that can be used to connect a computer to the internet via the cable tv infrastructure

Back 7

cable modem

Front 8

interactive real-time person-to-person communication over a network

Back 8

chat

Front 9

a grid of servers and storage devices harnessed together to offer internet-accessible computing services

Back 9

cloud computing

Front 10

in the context of computer networking, a virtual location for data that arrives or leaves the device

Back 10

communications port

Front 11

a connection that uses a phone line to establish a temporary internet connection

Back 11

dial-up connection

Front 12

a security technology used for filtering packets and maintaining customer privacy on cable internet services

Back 12

DOCSIS

Front 13

an identifying name by which host computers on the internet are familiarly known

Back 13

domain name

Front 14

a computer that hosts the domain name system database

Back 14

domain name server

Front 15

a large database of unique ip addresses that correspond with domain names

Back 15

domain name system

Front 16

the rate at which transmitted data flows from a host or server to a local computer

Back 16

downstream speed

Front 17

a high-speed internet connection that uses existing telephone lines, requiring close proximity to a switching station

Back 17

DSL

Front 18

devices that are commonly used to prevent interference from analog devices, such as telephones, that use the same line as DSL devices

Back 18

DSL filter

Front 19

a device that sends and receives digital data to and from computers over telephone lines

Back 19

DSL modem

Front 20

a temporarily assigned IP address usually provided by an ISP

Back 20

dynamic IP address

Front 21

software or hardware designed to analyze and control incoming and outgoing packets on a network, used to enhance security by filtering out potential intrusion attempts

Back 21

firewall

Front 22

any internet access service designed to be used from a fixed, non portable location

Back 22

fixed internet access

Front 23

high speed wide area internet service alternative to cable and DSL that transmits data wirelessly using RF signals

Back 23

fixed wireless internet service

Front 24

a set of rules for uploading and downloading files between a client computer and a remote server

Back 24

FTP

Front 25

the computer or software that is used to access an FTP server and transfer files to it or from it

Back 25

FTP client

Front 26

a computer that stores and distributes files to remote client computers

Back 26

FTP server

Front 27

a network of computers harnessed together to perform processing tasks

Back 27

grid computing system

Front 28

a global organization that coordinates the management of the Internets domain name system, ip addresses, and protocol parameters

Back 28

ICANN

Front 29

a private chat in which users can communicate with each other in real time using electronically transmitted text messages

Back 29

instant messaging

Front 30

the major communications links that form the core of the internet

Back 30

internet backbone

Front 31

an asynchorous online discussion in which participants post comments to discussion threads, which can be read at a later time by other participants

Back 31

internet forum

Front 32

a company that provides internet access to businesses, organizations, and individuals

Back 32

internet service provider

Front 33

in the context of computer security, the unauthorized access to a computer system

Back 33

intrusion

Front 34

responsible for addressing packets so that they can be routed to their destinations

Back 34

IP

Front 35

a telephone company service that transports data digitally over dial up or dedicated lines

Back 35

ISDN

Front 36

a device that connects a computer to a telephone jack and translates the data into a signal that can travel over an ISDM connection

Back 36

ISDN terminal adapter

Front 37

deviations in the timing of a digital signal that can interfere with communications, especially voice over IP

Back 37

jitter

Front 38

the elapsed time it takes for a packet of data to arrive at its destination

Back 38

latency

Front 39

high-bandwidth wireless technology that was developed for sending digital data over cell phone systems

Back 39

mobile broadband

Front 40

a device that modulates and demodulates a signal, typically used to send data from a computer to the internet over telephone, cable tv, or satellite network

Back 40

modem

Front 41

any service that allows subscribers to access the internet while on the go

Back 41

mobile internet access

Front 42

internet nodes that link together different network service providers so that data can be transferred from one service provider to the other

Back 42

network access points

Front 43

a security technique that allows a LAN to use one type of IP address for intra-network data and another type of address for data travelling to and from the internet

Back 43

network address translation

Front 44

companies that maintain a series of nationwide internet links

Back 44

network service providers

Front 45

a practice in which individuals can obtain music, video, and other types of files from other users on a network

Back 45

p2p file sharing

Front 46

the situation in which data bits are lost in transit, requiring them to be resent which significantly increases the time required for an intact message to arrive at its destination

Back 46

packet loss

Front 47

a command on a TCP/IP network that sends a test packet to a specified IP address and waits for a reply

Back 47

Ping

Front 48

an exploit used by hackers to locate computer ports that can be used for surreptitious access

Back 48

port probe, also called a port scan

Front 49

any type of internet service that can be moved from one place to another

Back 49

portable internet access

Front 50

an IP address that cannot be routed over the Internet

Back 50

private IP address

Front 51

a group of protocols that work together

Back 51

protocol suite

Front 52

technologies that allow people to exchange messages when they're online

Back 52

real-time messaging system

Front 53

a network address that can be routed over the internet

Back 53

routable IP address

Front 54

a high-speed internet service that uses a geosynchronous or low earth orbit satellite to send data directly to satellite dishes owned by individuals

Back 54

satellite internet service

Front 55

a device that connects a computer to a satellite for purposes of accessing the internet

Back 55

satellite modem

Front 56

a permanently assigned and unique IP address, used by hosts or servers

Back 56

static IP address

Front 57

any connection to the internet in which the upstream speed is the same as the downstream speed

Back 57

symmetric internet connection

Front 58

the protocol that is responsible for establishing a data connection between two hosts and breaking data into packets

Back 58

TCP

Front 59

the primary protocol suite for transmitting messages over the Internet

Back 59

TCP/IP

Front 60

a major domain category into which groups of computers on the internet are divided, such as com, edu, gov, int, mil, net, and org

Back 60

top-level domain

Front 61

a network utility that records a packet's path, the number of hops, and the time it takes for the packet to make each hop

Back 61

traceroute

Front 62

a short message, sometimes called a microblog, posted on twitter

Back 62

tweet

Front 63

a network utility that records a packet's path, the number of hops, and the time it takes for the packet to make each hop

Back 63

traceroute

Front 64

the rate at which data is transmitted from your home computer to the internet

Back 64

upstream speed

Front 65

a short message, sometimes called a microblog, posted on twitter

Back 65

tweet

Front 66

a network connection that typically carries encrypted data over the internet to and from a remote access server

Back 66

virtual private network

Front 67

the rate at which data is transmitted from your home computer to the internet

Back 67

upstream speed

Front 68

the type of modem typically used to connect a computer to a telephone line

Back 68

voiceband modem

Front 69

a network connection that typically carries encrypted data over the internet to and from a remote access server

Back 69

virtual private network

Front 70

hardware, software, and protocols used to make telephone-style calls over the internet

Back 70

voice over IP

Front 71

the type of modem typically used to connect a computer to a telephone line

Back 71

voiceband modem

Front 72

a communications protocol that provides internet access for handheld devices

Back 72

WAP

Front 73

hardware, software, and protocols used to make telephone-style calls over the internet

Back 73

voice over IP

Front 74

the geographical area in which you can connect to a wifi signal, such as a wifi equipped campus or coffeehouse

Back 74

wifi hotspot

Front 75

a communications protocol that provides internet access for handheld devices

Back 75

WAP

Front 76

software that allows users to collaborate to create, change, and link web pages.

Back 76

wiki

Front 77

the geographical area in which you can connect to a wifi signal, such as a wifi equipped campus or coffeehouse

Back 77

wifi hotspot

Front 78

fixed wireless internet service based on ehternet protocols with a range of 30 miles and transmission speed of 70 Mbps

Back 78

WiMAX

Front 79

software that allows users to collaborate to create, change, and link web pages.

Back 79

wiki

Front 80

fixed wireless internet service based on ehternet protocols with a range of 30 miles and transmission speed of 70 Mbps

Back 80

WiMAX