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CIS*1000 > Unit 07: Networking: Connecting Computing Devices > Flashcards

Unit 07: Networking: Connecting Computing Devices Flashcards

1
Q

network?

A

multiple computers that are connected via software and hardware so they can communicate

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2
Q

Node?

A

each device connected in a network

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3
Q

benefits of networks? (6)

A
  1. sharing an internet connection
  2. sharing printers and other peripheral devices
  3. sharing files
  4. online entertainment
  5. telephones
  6. common communications - texting/emails
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4
Q

4 network administration tasks?

A
  1. installing new devices
  2. monitoring network proficiency
  3. updating/installing new software
  4. setting up proper security
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5
Q

Data transfer rate/bandwidth

A

max speed that data can be transmitted between two nodes

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6
Q

throughput?

A

actual speed fo data transfer achieved

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7
Q

network architecture? (3)

A
  1. distance between nodes
  2. network administration
  3. protocols used to exchange data between network nodes
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8
Q

PAN?

A

personal area network - network used for communication among devices close to a person

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9
Q

example of PAN?

A

smartphones/tablets using wirless tech (bluetooth/wifi)

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10
Q

WAN?

A

wide area network - network collection of LAN’s spanning the entire globe

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11
Q

MAN?

A

metropolitan area network - a large network designed to provide access to a specific geographical area

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12
Q

HAN?

A

home area network - type of LAN located within a home connecting all nodes within that home

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13
Q

LAN?

A

local area network - nodes located within a small geographical area

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14
Q

example of LAN?

A

network in the computer lab at school

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15
Q

example of MAN?

A

used to provide an internet connection to tourists within a city

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16
Q

2 levels of network administration?

A
  1. central - tasks performed from one computer can affect the other computers on the network
  2. local - tasks must be complete on each individual computer in the network
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17
Q

P2P?

A

peer-to-peer network - a local administration network where each node can communicate directly with every other node on the network

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18
Q

client?

A

a computer where users complete tasks and make requests

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19
Q

server?

A

a computer that provides info to the client

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20
Q

client/server network?

A

a central administration network that connects a server to many clients

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21
Q

P2P sharing?

A

peer-2-peer sharing - the process of users transferring file between computers

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22
Q

ethernet network?

A

where the nodes on the network communicate using the ethernet protocol

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23
Q

what is the standard network for a home network?

A

ethernet network

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24
Q

IEEE?

A

institute of electrical and electronics engineers - the institute that developed ethernet protocol

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25
Q

GbE?

A

gigabit Ethernet - standard for wired ethernet network

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26
Q

internet backbone?

A

major transmission lines of the internet

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27
Q

Wi-Fi alliance?

A

the group that manages wifi implementation

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28
Q

Wi-Fi 5?

A

the fifth generation of wifi

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29
Q

the latest wifi standard is?

A

wifi 6 - sixth-generation wifi

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30
Q

backward compatibility?

A

the ability of current devices to use earlier standards in addition to the current standard

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31
Q

3 things needed to function all networks

A
  1. a means to connect the nodes
  2. hardware devices that allow nodes to communicate
  3. software that allows the network to run
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32
Q

transmission media?

A

establishes a communication channel between nodes wired or wirelessly

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33
Q

UTP?

A

unshielded twisted-pair cable - 4 pairs of wires twisted around each other

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34
Q

coaxial cable?

A

single copper wires surrounded by layers of plastic

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35
Q

Fiber-optic cable?

A

plastic/glass fibre that transmits data at high speeds

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36
Q

twisted-pair cable?

A

twisted pair of copper cables

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37
Q

what uses a twisted-pair cable?

A

telephones

38
Q

what uses a coaxial cable?

A

TV’s or cable boxes

39
Q

what is the most popular transmission media option for home networks?

A

UTP cables

40
Q

what are Cat 5e and Cat 6?

A

the most common UTP cables for home networks

41
Q

what are Cat 6a and Cat 7?

A

are UTP cables that are designed for bigger networks that require more speed

42
Q

what transmission media is used for wifi?

A

radio waves connected to computing devices

43
Q

can the same network have both wired and wireless nodes?

A

yes

44
Q

why might a portable device use a wired connection?

A

because wireless signals have a slower throughput

45
Q

network adapter?

A

hardware that enables a device to communicate through a network

46
Q

modem?

A

connects your network to the internet to bring the internet signal to your home

47
Q

network navigation devices?

A

a device that allows users internet signal at home to connect to all other their devices at home

48
Q

what are the 2 network navigation devices? analogy?

A
  1. router - transfers packets of data between multiple networks - cars
  2. switch - receives data packets and sends them to their intended nodes on the same network - traffic lights
49
Q

do P2P networks use the same software as client/server networks?

A

no - due to the different types of nodes

50
Q

NOS?

A

network OS - the OS software installed on client/server networks

51
Q

Windows Server, SUSE Linux, and Enterprise Servers are all examples of?

A

NOS software

52
Q

broadband?

A

a type of internet connection that offers a fast throughput

53
Q

ISPs?

A

internet service providers - is where most homeowners and small businesses purchase their internet acess

54
Q

3 types of wired broadband internet connection options? uses what type of transmission media?

A
  1. cable - coaxial cable
  2. DSL - twisted-paired cable (copper wired)
  3. fiber-optic
55
Q

DSL?

A

digital subscriber line

56
Q

cable internet?

A

broadband service that transmits data over coaxial cables

57
Q

fiber-optic?

A

broadband service that transmits data via light signals over long distances

58
Q

satellite internet?

A

signals transferred between personal satellite dishes and satellite companies which receive signals from a satellite dish in orbit

59
Q

mobile hotspot?

A

allows a mobile user to connect multiple devices to the internet using a data plan

60
Q

mobile broadband?

A

connects users to the internet through a cellular network

61
Q

Wireless ISP?

A

wireless internet service provider - companies that connect mobile users to the internet

62
Q

T-Mobile, Verizon, AT&T are all examples of?

A

wireless internet service providers

63
Q

4G?

A

fourth generation - the most current mobile data service standard

64
Q

5G?

A

fifth-generation - the latest mobile data service

65
Q

data plan?

A

mobile internet connectivity plan

66
Q

5 Steps to set up a Windows home network

A
  1. establish broadband internet account with local ISP
  2. make sure modem/router is connected to the internet
  3. use ethernet cables for any wired connections
  4. turn on the modem then all devices within the network
  5. connect wireless devices to wifi in settings of the device
67
Q

what is the limited number of wired devices that can be connected to a LAN?

A

3 to 4 due to the number of ports on the router

68
Q

what is the limited number of wireless devices that can be connected to a HAN?

A

up to 253 but the more devices connect mean the less bandwidth each device gets

69
Q

are there different wireless router for windows compared to macOS

A

no wifi 5/6 works with both

70
Q

Apple AirPort Extreme router is an example of?

A

a router that optimizes Apple products

71
Q

what generation of wifi is the Apple AirPort Extreme router compatible with?

A

wifi 5

72
Q

what generation of wifi is the AirPort Extreme router compatible with?

A

wifi 4

73
Q

where can you find the router’s IP address?

A

manufacturer’s website

74
Q

NAS devices?

A

network-attached storage devices - specialized devices that are designed to store and manage all network data providing centralized storage and access

75
Q

home network server?

A

provides centralized file storage, sharing, and sophisticated functionality

76
Q

3 thing a home network server can do

A
  1. authenticate and authorize users and computer on a network
  2. provide file storage, sharing, and collaboration tools
  3. share applications between connected computers
77
Q

what is the max range of a wireless device?

A

350 ft

78
Q

how do you increase the connection speed of a node?

A

move it physically closer to the router

79
Q

access point?

A

a device that connects to the router with an ethernet cable and creates a wireless signal at that access point

80
Q

what are two devices that can be used to amplify wireless connection?

A
  1. access point

2. wireless range extender

81
Q

wireless range extender?

A

a device that repeats amplifies the wireless signal from the router - a wireless extension cord

82
Q

piggybacking?

A

connecting to a wireless network without the permission of the owner

83
Q

5 ways to secure wireless network

A
  1. use encryption and security protocols
  2. change networks SSID
  3. disable SSID broadcast
  4. change the router’s default password
  5. use a passphrase/security key
  6. implement MAC
  7. limit signal range
  8. apply firmware upgrades
  9. disable remote access
84
Q

WEP?

A

wired equivalent privacy

85
Q

WAP?

A

wifi protected access

86
Q

WPA2?

A

wifi protected access to version 2

87
Q

encryption?

A

a method to translate data into code

88
Q

WEP, WAP, and WPA2 areas all examples of?

a) strongest
b) weakest
c) more compatible

A

routers with security protocols

a) WPA2
b) WEP
c) WAP

89
Q

SSID?

A

service set identifier - the unique name of a wireless network

90
Q

MAC?

A

media access control - the unique serial number assigned to each network adapter assigned by manufacturer

91
Q

firmware?

A

software is written on the ROM of the router

92
Q

ROM

A

read-only memory

CIS*1000 (15 decks)

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