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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
Most ________ allow you to connect wireless and wired computers to the same network.
wireless routers
26
When setting up a network, you should set up any computers running the Microsoft Windows 7 operating system ________.
first
27
The unique number assigned to a network adapter by the manufacturer is referred to as the ________ address.
MAC
28
WPA stands for ________.
WiFi Protected Access
29
One way to increase security on a network is by installing a ________.
firewall
30
A single computer can function as both a client and a server, but performance will be degraded.
TRUE
31
All desktop and notebook systems sold today are network ready.
TRUE
32
It is generally better to extend your wired network using wireless technology than to use repeaters or splice cable.
TRUE
33
Twisted-pair cable is made up of plastic or glass fibers that transmit data at extremely fast speeds.
FALSE
34
MAN stands for mobile area network.
FALSE
35
When a network is created to provide Internet access to a specific geographic area, that network will generally be designated as a MAN.
TRUE
36
The cost of a P2P network is slightly greater than the cost of a client/server network.
FALSE
37
It is not possible to configure a client/server network for home use.
FALSE
38
A client computer is the computer on which users accomplish specific tasks.
TRUE
39
In a peer-to-peer network, one computer acts as the server.
FALSE
40
The Internet is an example of a client/server network.
TRUE
41
P2P networks are more commonly used in small businesses than in homes.
FALSE
42
Wireless networks are more vulnerable to attack than wired networks.
TRUE
43
A network-ready device is a device that might be attached to a network but still has to connect to a networked computer first.
FALSE
44
A printer connected to a wireless network is considered to be a node on that network.
TRUE
45
WEP is a stronger form of security than WAP.
FALSE
46
The practice of piggybacking is illegal in many places.
TRUE
47
Current wireless Ethernet networks in the United States are based on the IEEE 802.3 standard.
FALSE
48
Although 802.11n will work with 802.11g adapters, you will not achieve 802.11n data transfer rates unless all adapters are 802.11n.
TRUE
49
A switch is a network navigation device that merely retransmits a signal to all other nodes attached to it.
FALSE
50
A P2P network needs network operating system software installed on every node.
FALSE
51
Ethernet networks are always connected using twisted-pair cable technology.
FALSE
52
The Mac OS does NOT support P2P networking.
FALSE
53
Most computers today come with Ethernet adapters already installed.
TRUE
54
A firewall can come in either software or hardware form.
TRUE
55
Limiting your signal range does not help increase wireless network security.
FALSE
56
________ options are fast becoming a popular choice for managing an entire family's personal media.
Home server
57
Public places where you can wirelessly connect to the Internet are known as ________.
hot spots
58
Many cities in the United States are now deploying ________ to provide Internet access to residents and tourists.
MANs
59
In terms of networking, MAN stands for ________.
metropolitan area network
60
A network adapter installed inside a computer as an expansion card is referred to as a(n) ________.
network interface card
61
NIC stands for ________.
network interface card
62
________ is the actual speed of data transfer that is achieved on a network.
Throughput
63
________ cable is made up of plastic or glass fibers that transmit data at extremely fast speed.
Fiber-optic
64
________ transfer data between two or more networks.
Routers
65
________ receive data packets and send them to the node for which they are intended.
Switches
66
A(n) ________ device can be connected directly to a router instead of connecting it to a computer on a network.
network-ready
67
________ devices, which are becoming popular for home use, provide centralized data storage and access for networks.
Network attached storage
68
If you install a device called a(n) ________ on your network, you can share a broadband Internet connection among several computers.
router
69
The term network ________ refers to the design of a network.
architecture
70
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.
peer-to-peer
71
A(n) ________ network contains two different types of computers: one performs specific tasks and the other provides resources to computers on the network.
client/server
72
________ networks use the existing electrical wiring in your house to help obtain their signal.
Power-line
73
A(n) ________ network is one in which the nodes are located within a small geographical area.
local area
74
A network in your home that is used to connect all of your digital devices is called a ________.
HAN
75
In reference to the wireless Ethernet standard, ________ devices achieve much higher data transfer rates and cover a wider area than 802.11g devices.
802.11n
76
Most notebook computers sold currently come with an 802.11g or a(n) ________ network adapter built in.
802.11n
77
The 802.11 wireless standard is also known as ________.
WiFi
78
A(n) ________ is a device that attaches to a network and provides wireless nodes with a means of connecting to a network.
wireless access point | WAP
79
________ cable consists of a single copper wire surrounded by layers of plastic and is used to connect cable TV.
Coaxial
80
Normal telephone wire is composed of ________ cable, which consists of copper wires wrapped around each other and covered in a plastic jacket.
twisted-pair
81
Bundles of data sent over transmission media are called ________.
packets
82
Some network adapters take the form of external devices that plug into an available ________ port.
USB
83
________ is the actual speed of data transfer on a network.
Throughput
84
In terms of networking, NOS stands for ________.
network operating system
85
Switches and routers are both network ________ devices.
navigation
86
________ is a method of translating data into code.
Encryption
87
Switches can be ________ together to provide hundreds of ports.
daisy-chained
88
A(n) ________ is a network navigation device that merely retransmits a signal to the other nodes attached to it.
hub
89
________ cable is composed of four pairs of wires that are twisted around each other to reduce electrical interference.
UTP
90
If you need to extend the length of an Ethernet network, you can use a(n) ________ to do so.
repeater
91
All wireless networks have their own name, referred to as the ________, that is used to identify the network.
SSID
92
WEP stands for ________.
Wired Equivalent Privacy
93
WPA stands for ________.
WiFi Protected Access
94
A(n) ________ network uses radio waves as its transmission medium.
wireless
95
A(n) ________ on a network can be a peripheral, such as a printer or scanner.
node
96
________ refers to the act of connecting to a wireless connection without the permission of the owner.
Piggybacking
97
The read-only memory written in a router is referred to as ________.
firmware

DESC 200 Final (2 decks)

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