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IS52 Lecture > Chapter 7 > Flashcards

Chapter 7 Flashcards

1
Q

Stands for fourth generation. The current mobile communication standard with faster data transfer rates than 3G.

A

4G

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2
Q

Stands for fifth generation. The latest mobile communication standard being rolled out as a mobile data service and also as a home Internet service. 5G will have faster data transfer rates than 4G.

A

5G

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3
Q

Device that is connected by a cable to the main router that amplifies a wireless signal to otherwise unreachable locations.

A

access point

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4
Q

The accommodation of current devices being able to use previously issued software standards in addition to the current standards.

A

backward compatibility

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5
Q

A high-speed Internet connection such as cable, satellite, or digital subscriber line (DSL).

A

broadband

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6
Q

A broadband service that transmits data over coaxial cables.

A

cable Internet

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7
Q

A UTP cable commonly found in wired Ethernet networks, designed for 100 Mbps-wired Ethernet networks.

A

Cat 5e cable

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8
Q

A UTP cable that provides more than 1 Gbps of throughput.

A

Cat 6 cable

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9
Q

A UTP cable that is designed for ultrafast 10GbE networks.

A

Cat 6a cable

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10
Q

A UTP cable that is designed for 10GbE networks and offers greater throughput than Cat 6a cable.

A

Cat 7 cable

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11
Q

A single copper wire surrounded by layers of plastic insulation, metal sheathing, and a plastic jacket; used mainly in cable television and cable Internet service.

A

coaxial cable

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12
Q

A connectivity plan or text messaging plan in which data charges are separate from cell phone calling charges and are provided at rates different from those for voice calls.

A

data plan

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13
Q

The maximum speed at which data can be transmitted between two nodes on a network; measured in megabits per second (Mbps) or gigabits per second (Gbps).

A

data transfer rate (bandwidth)

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14
Q

A type of connection that uses telephone lines to connect to the Internet and that allows both phone and data transmissions to share the same line.

A

DSL

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15
Q

A network that uses the Ethernet protocol as the means (or standard) by which the nodes on the network communicate.

A

Ethernet network

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16
Q

A cable that transmits data via light waves along glass or plastic fibers.

A

fiber-optic cable

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17
Q

Internet access that is enabled by transmitting data at the speed of light through glass or plastic fibers.

A

fiber-optic service

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18
Q

System software that controls hardware devices.

A

firmware

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19
Q

The most commonly used wired Ethernet standard deployed in devices designed for home networks; provides bandwidth of up to 1 Gbps.

A

gigabit Ethernet (GbE)

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20
Q

A network located in a home that’s used to connect all of its digital devices.

A

home area network (HAN)

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21
Q

A device designed to store media, share media across the network, and back up files on computers connected to a home network.

A

home network server

22
Q

A company that specializes in providing Internet access. ISPs may be specialized providers, like Juno, or companies that provide other services in addition to Internet access (such as phone and cable television).

A

Internet service provider (ISP)

23
Q

A network in which the nodes are located within a small geographic area.

A

local area network (LAN)

24
Q

A wide area network (WAN) that links users in a specific geographic area (such as within a city or county).

A

metropolitan area network (MAN)

25
Q

Connection to the Internet through the same cellular network that cell phones use to get 3G or 4G Internet access.

A

mobile broadband

26
Q

Devices that enable you to connect more than one device to the Internet; they require access to a data plan. Most smartphones have this capability built-in.

A

mobile hotspot

27
Q

A device that connects a network to the Internet.

A

modem

28
Q

A group of two or more computers (or nodes) that are configured to share information and resources such as printers, files, and databases.

A

network

29
Q

A device that enables the computer (or peripheral) to communicate with the network using a common data communication language, or protocol.

A

network adapter

30
Q

Involves tasks such as (1) installing new computers and devices, (2) monitoring the network to ensure it’s performing efficiently, (3) updating and installing new software on the network, and (4) configuring, or setting up, proper security for a network.

A

network administration

31
Q

The design of a computer network; includes both physical and logical design.

A

network architecture

32
Q

A specialized computing device designed to store and manage network data.

A

network-attached storage (NAS) device

33
Q

A device on a network such as a router or switch that moves data signals around the network.

A

network navigation device

34
Q

Software that handles requests for information, Internet access, and the use of peripherals for network nodes, providing the services necessary for the computers on the network to communicate.

A

network operating system (NOS)

35
Q

A device connected to a network such as a computer, a peripheral (such as a printer), or a communications device (such as a modem).

A

node

36
Q

A network in which each node connected to the network can communicate directly with every other node on the network.

A

peer-to-peer (P2P)

37
Q

The process of users transferring files between computers.

A

peer-to-peer (P2P) sharing

38
Q

A network used for communication among devices close to one person, such as smartphones, laptops, and tablets, using wireless technologies such as Bluetooth.

A

personal area network (PAN)

39
Q

The process of connecting to a wireless network without the permission of the owner of the network.

A

piggybacking

40
Q

A device that routes packets of data between two or more networks.

A

router

41
Q

A way to connect to the Internet using a small satellite dish, which is placed outside the home and is connected to a computer with coaxial cable. The satellite company then sends the data to a satellite orbiting Earth. The satellite, in turn, sends the data back to the satellite dish and to the computer.

A

satellite Internet

42
Q

A network name that wireless routers use to identify themselves.

A

Service Set IDentifier

43
Q

A dwelling in which devices and appliances are automated or controlled by apps.

A

smart home

44
Q

A device for transmitting data on a network that makes decisions, based on the media access control address of the data, as to where the data is to be sent.

A

switch

45
Q

The actual speed of data transfer that’s achieved. It’s usually less than the data transfer rate.

A

throughput

46
Q

The radio waves or the physical system (cable) that transports data on a network.

A

transmission media

47
Q

Cable made of copper wires that are twisted around each other and are surrounded by a plastic jacket (such as traditional home phone wire).

A

twisted-pair cable

48
Q

The most popular transmission media option for Ethernet networks. UTP cable is composed of four pairs of wires that are twisted around each other to reduce electrical interference.

A

unshielded twisted-pair (UTP) cable

49
Q

A network made up of local area networks (LANs) connected over long distances.

A

wide area network (WAN)

50
Q

The 802.11 standard for wireless data transmissions established by the Institute of Electrical and Electronics Engineers (IEEE).

A

Wi-Fi

51
Q

An ISP that provides service to wireless devices such as smartphones.

A

wireless Internet service provider (wireless ISP):

52
Q

A device that amplifies your wireless signal to get it out to parts of your home that are experiencing poor connectivity.

A

wireless range extender

IS52 Lecture (4 decks)

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