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DESC 200 Final > Chapter 7 > Flashcards

Chapter 7 Flashcards

1
Q

Which of the following is NOT an example of a network node?

A

A mouse

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2
Q

A computer network is defined as two or more computers connected with ________ so that they can communicate with each other.

A

Software and hardware

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3
Q

A(n) ________ allows sharing of a broadband Internet connection.

A

router

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4
Q

Network architectures are classified according to ________.

A

the way they are controlled and the distance between their nodes

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5
Q

Normal telephone wire is ________.

A

twisted-pair cable

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6
Q

The ________ is the maximum speed at which data can be transmitted between two nodes on a network.

A

data transfer rate

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7
Q

The most common type of home network is ________.

A

a peer-to-peer (P2P) network

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8
Q

Due to the expansion of media files on home computers, ________ options are now being marketed; however, they are not as full featured as their business-world counterparts.

A

home network server

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9
Q

A network that has 10 or more nodes is usually configured as a ________.

A

client/server network

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10
Q

Which of the following is NOT an example of a WAN?

A

LANs connected in a single building

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11
Q

A ________ is a network located in your home that is used to connect all of your digital devices.

A

HAN

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12
Q

Which transmission medium is able to transmit data the fastest?

A

fiber-optic cable

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13
Q

Throughput, the actual speed of data transfer that is achieved in a network, is usually ________.

A

less than or equal to the data transfer rate

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14
Q

Network adapters ________.

A

enable nodes in a network to communicate with each other

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15
Q

Sophisticated networks generally use which of the following hardware devices to ease the flow of data packets throughout the network?

A

routers and switches

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16
Q

Client/server networks are controlled by a central server that runs a specialized piece of software called ________.

A

a network operating system (NOS)

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17
Q

Which of the following UTP cable types is the cheapest and often used in home networks?

A

Cat 5E

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18
Q

The most popular transmission media option for wired Ethernet networks is ________.

A

unshielded twisted-pair (UTP) cable

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19
Q

A(n) ________ keeps track of data packets and, in conjunction with network interface cards, helps the data packets find their destination without running into each other on an Ethernet network.

A

switch

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20
Q

Which of the following is necessary if you want your Ethernet network to connect to the Internet through a DSL or cable modem?

A

a DSL/cable router

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21
Q

A wireless network uses which of the following as its transmission medium?

A

radio waves

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22
Q

Which of the following devices translates electronic data into radio waves?

A

a transceiver

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23
Q

Which of the following network adapters is most likely to be preinstalled in a typical notebook computer today?

A

both a wireless and wired network adapter

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24
Q

Which of the following devices is needed to share an Internet connection on a wireless network?

A

a wireless router

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25
Q

Most ________ allow you to connect wireless and wired computers to the same network.

A

wireless routers

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26
Q

When setting up a network, you should set up any computers running the Microsoft Windows 7 operating system ________.

A

first

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27
Q

The unique number assigned to a network adapter by the manufacturer is referred to as the ________ address.

A

MAC

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28
Q

WPA stands for ________.

A

WiFi Protected Access

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29
Q

One way to increase security on a network is by installing a ________.

A

firewall

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30
Q

A single computer can function as both a client and a server, but performance will be degraded.

A

TRUE

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31
Q

All desktop and notebook systems sold today are network ready.

A

TRUE

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32
Q

It is generally better to extend your wired network using wireless technology than to use repeaters or splice cable.

A

TRUE

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33
Q

Twisted-pair cable is made up of plastic or glass fibers that transmit data at extremely fast speeds.

A

FALSE

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34
Q

MAN stands for mobile area network.

A

FALSE

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35
Q

When a network is created to provide Internet access to a specific geographic area, that network will generally be designated as a MAN.

A

TRUE

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36
Q

The cost of a P2P network is slightly greater than the cost of a client/server network.

A

FALSE

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37
Q

It is not possible to configure a client/server network for home use.

A

FALSE

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38
Q

A client computer is the computer on which users accomplish specific tasks.

A

TRUE

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39
Q

In a peer-to-peer network, one computer acts as the server.

A

FALSE

40
Q

The Internet is an example of a client/server network.

A

TRUE

41
Q

P2P networks are more commonly used in small businesses than in homes.

A

FALSE

42
Q

Wireless networks are more vulnerable to attack than wired networks.

A

TRUE

43
Q

A network-ready device is a device that might be attached to a network but still has to connect to a networked computer first.

A

FALSE

44
Q

A printer connected to a wireless network is considered to be a node on that network.

A

TRUE

45
Q

WEP is a stronger form of security than WAP.

A

FALSE

46
Q

The practice of piggybacking is illegal in many places.

A

TRUE

47
Q

Current wireless Ethernet networks in the United States are based on the IEEE 802.3 standard.

A

FALSE

48
Q

Although 802.11n will work with 802.11g adapters, you will not achieve 802.11n data transfer rates unless all adapters are 802.11n.

A

TRUE

49
Q

A switch is a network navigation device that merely retransmits a signal to all other nodes attached to it.

A

FALSE

50
Q

A P2P network needs network operating system software installed on every node.

A

FALSE

51
Q

Ethernet networks are always connected using twisted-pair cable technology.

A

FALSE

52
Q

The Mac OS does NOT support P2P networking.

A

FALSE

53
Q

Most computers today come with Ethernet adapters already installed.

A

TRUE

54
Q

A firewall can come in either software or hardware form.

A

TRUE

55
Q

Limiting your signal range does not help increase wireless network security.

A

FALSE

56
Q

________ options are fast becoming a popular choice for managing an entire family’s personal media.

A

Home server

57
Q

Public places where you can wirelessly connect to the Internet are known as ________.

A

hot spots

58
Q

Many cities in the United States are now deploying ________ to provide Internet access to residents and tourists.

A

MANs

59
Q

In terms of networking, MAN stands for ________.

A

metropolitan area network

60
Q

A network adapter installed inside a computer as an expansion card is referred to as a(n) ________.

A

network interface card

61
Q

NIC stands for ________.

A

network interface card

62
Q

________ is the actual speed of data transfer that is achieved on a network.

A

Throughput

63
Q

________ cable is made up of plastic or glass fibers that transmit data at extremely fast speed.

A

Fiber-optic

64
Q

________ transfer data between two or more networks.

A

Routers

65
Q

________ receive data packets and send them to the node for which they are intended.

A

Switches

66
Q

A(n) ________ device can be connected directly to a router instead of connecting it to a computer on a network.

A

network-ready

67
Q

________ devices, which are becoming popular for home use, provide centralized data storage and access for networks.

A

Network attached storage

68
Q

If you install a device called a(n) ________ on your network, you can share a broadband Internet connection among several computers.

A

router

69
Q

The term network ________ refers to the design of a network.

A

architecture

70
Q

A(n) ________ network is one in which each computer can communicate directly with each other, instead of having a separate device exercise central control over the entire network.

A

peer-to-peer

71
Q

A(n) ________ network contains two different types of computers: one performs specific tasks and the other provides resources to computers on the network.

A

client/server

72
Q

________ networks use the existing electrical wiring in your house to help obtain their signal.

A

Power-line

73
Q

A(n) ________ network is one in which the nodes are located within a small geographical area.

A

local area

74
Q

A network in your home that is used to connect all of your digital devices is called a ________.

A

HAN

75
Q

In reference to the wireless Ethernet standard, ________ devices achieve much higher data transfer rates and cover a wider area than 802.11g devices.

A

802.11n

76
Q

Most notebook computers sold currently come with an 802.11g or a(n) ________ network adapter built in.

A

802.11n

77
Q

The 802.11 wireless standard is also known as ________.

A

WiFi

78
Q

A(n) ________ is a device that attaches to a network and provides wireless nodes with a means of connecting to a network.

A

wireless access point

WAP

79
Q

________ cable consists of a single copper wire surrounded by layers of plastic and is used to connect cable TV.

A

Coaxial

80
Q

Normal telephone wire is composed of ________ cable, which consists of copper wires wrapped around each other and covered in a plastic jacket.

A

twisted-pair

81
Q

Bundles of data sent over transmission media are called ________.

A

packets

82
Q

Some network adapters take the form of external devices that plug into an available ________ port.

A

USB

83
Q

________ is the actual speed of data transfer on a network.

A

Throughput

84
Q

In terms of networking, NOS stands for ________.

A

network operating system

85
Q

Switches and routers are both network ________ devices.

A

navigation

86
Q

________ is a method of translating data into code.

A

Encryption

87
Q

Switches can be ________ together to provide hundreds of ports.

A

daisy-chained

88
Q

A(n) ________ is a network navigation device that merely retransmits a signal to the other nodes attached to it.

A

hub

89
Q

________ cable is composed of four pairs of wires that are twisted around each other to reduce electrical interference.

A

UTP

90
Q

If you need to extend the length of an Ethernet network, you can use a(n) ________ to do so.

A

repeater

91
Q

All wireless networks have their own name, referred to as the ________, that is used to identify the network.

A

SSID

92
Q

WEP stands for ________.

A

Wired Equivalent Privacy

93
Q

WPA stands for ________.

A

WiFi Protected Access

94
Q

A(n) ________ network uses radio waves as its transmission medium.

A

wireless

95
Q

A(n) ________ on a network can be a peripheral, such as a printer or scanner.

A

node

96
Q

________ refers to the act of connecting to a wireless connection without the permission of the owner.

A

Piggybacking

97
Q

The read-only memory written in a router is referred to as ________.

A

firmware

DESC 200 Final (2 decks)

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