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IT > Chapter 7 > Flashcards

Chapter 7 Flashcards

1
Q

Network Categories

A

LAN, WAN, MAN

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2
Q

Network Providers

A

ISP, NSP, RSP

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3
Q

Network Protocols

A

TCP/IP, DNS, DHCP

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4
Q

Network Access Technologies

A

DSL, Cable Modem, Broadband

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5
Q

Network Convenience

A

voIP, UC, IPTV

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6
Q

LAN

A

Local area network

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7
Q

MAN

A

Metropolitan area network (campus or city)

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8
Q

WAN

A

Wide area network (state)

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9
Q

The Internet is an example of which network?

A

WAN

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10
Q

What is bandwidth measure in terms of?

A

Bit rate or data rate

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11
Q

Define broadband

A

A high-speed Internet connection that is always connected

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12
Q

What does IEEE stand for?

A

The Institute of Electrical and Electronics Engineers

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13
Q

Define protocol

A

A standard that specifies the format of data and the rules to be followed during data transmission

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14
Q

What provides the technical foundation for the public Internet?

A

Transmission control protocol/Internet protocol (TCP/IP)

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15
Q

What is an IP address?

A

A unique number that identifies where computers are located on the network

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16
Q

What is an IPv4 address composed of?

A

Four numbers separated by a dot

163.11.75.44 ->www.cedarville.edu

17
Q

What does TCP do?

A

Verifies the correct delivery of data

18
Q

What does IP do?

A

Verifies the data are sent to the correct IP address

19
Q

What organization manages domain names?

A

ICANN: Internet Corporate for Assigning Names and Numbers

20
Q

Define convergence

A

The efficient coexistence of telephone, video, and data communication within a single network

21
Q

What is an intranet?

A

A restricted network that relies on Internet technologies for company to share information and to support the business process. It is protected by security measure and provides a central location for company-related info

22
Q

What are the benefits of a connected world

A 
Shared physical resources
Shared data
Providing e-business
opportunities
Reducing travel
23
Q

What are the problems of a connected world?

A

Social, ethical, political issues

Security

24
Q

What is an SSL certificate?

A

Secure Sockets Layer, a standard security technology for establishing an encrypted link between a web server and a browser, ensuring that all data passed between them remain private

25
Q

What is an extranet?

A

An extension of an intranet only available to authorized outsiders, such as customers, partners, and suppliers

26
Q

PAN

A

Personal area network: provides communication for devices owned by a single user that work over a short distance

27
Q

WLAN

A

Wireless LAN: a local area network that uses radio signals to transmit and receive data over distances of a few hundred feet

28
Q

Wi-Fi

A

Allows an electronic device to exchange data or connect to the Internet without a physical wire

29
Q

What is the range of wifi

A

65-66 feet indoors

30
Q

WWANs

A

Cellular system and satellite system

31
Q

Bluetooth is an example of what?

A

PAN

32
Q

What are the benefits of a wireless connection?

A

Mobility
Improved work flow
Immediate data access
Mobile business opportunities

33
Q

What are the three business applications taking advantage of wireless technologies?

A

RFID, GPS, GIS (Geographic Information Systems)

34
Q

Passive RFID

A

No power source

35
Q

What is a GIS

A

Geographic Information System: stores, views, and analyzes geographic data creating multidimensional charts or maps

36
Q

What does an SSL certificate do?

A

It authenticates the identity of the website

It encrypts the data that is being transmitted between the visitor and the website

37
Q

Bluetooth

A

A lot of data over a short distance

38
Q

Shopping journey

A

How consumers make decisions and move along from brand awareness all the way to brand loyalty

39
Q

Showrooming

A

Browsing goods at a store, then buying them online

IT (5 decks)

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