Shared Flashcard Set

Details

2.7
Internet Connections
21
Computer Science
Post-Graduate
01/13/2017

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Cards

Term
What piece of equipment serves as an interface for an Internet service provider (ISP) to provide high-speed Internet access to a residential home?
Definition
Cable modem
Term
What is an example of a wireless personal area network (WPAN)?
Definition
A wireless headset connected to a smartphone by using Bluetooth
Term
In which type of Internet access delivery does the speed of the network depend on the collective activity of the users sharing the same node connected to the Internet service provider (ISP)?
Definition
Cable
Term
What is the defining quality of an Integrated Services for Digital Network (ISDN) connection?
Definition
It carries both voice and data over digital phone lines or public switched telephone network (PSTN) wires.
Term
Which type of Internet infrastructure is ideal for use in smaller areas where very high data exchange is a priority?
Definition
Fiber
Term
Which Internet service technology has Digital Subscriber Line (DSL) largely replaced?
Definition
Integrated Services for Digital Network (ISDN)
Term
A network connects a company branch in the United States to another branch in Germany. What type of network would best describe this?
Definition
WAN
Term
What is the defining quality of a peer-to-peer network?
Definition
Resource sharing and communications control are completely decentralized.
Term
What is an ISP?
Definition
A company that provides Internet access to homes or businesses
Term
In which type of network model are file sharing and authentication services centrally managed?
Definition
A client-server model
Term
What is the typical maximum download speed for basic DSL?
Definition
1.5 Mbps
Term
What is the typical maximum download speed for higher end DSL?
Definition
7 Mbps
Term
What is the typical range of download speeds for Cable?
Definition
10-15 Mbps
Term
What is the primary reason for using satellite Internet?
Definition
Extremely long-range access to remote areas where other options are not viable
Term
Which type of transmission method uses technologies including code division multiple access (CDMA) and Global System for Mobile Communications (GSM)?
Definition
Cellular
Term
Which type of network is self-contained and spans a small area, such as a single building, floor, or room?
Definition
Local area network (LAN)
Term
Which of the following devices makes use of cellular Internet technology?
Definition
A mobile hotspot
Term
What type of network would qualify as a metropolitan area network (MAN)?
Definition
A network that covers an area equivalent to a city
Term
What does a personal area network (PAN) do?
Definition
Connects 2-3 devices together for use by one person
Term
What is the purpose of a virtual private network (VPN)?
Definition
Extending an internal network to remote users through secure channels across the Internet
Term
What single component is required for a device to connect to a network?
Definition
A network interface card (NIC)
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