M7 Formative Questions Flashcards
fiber-optic cables have all of the following advantages over cables that use wire except _____
lower costs and easier installation and modification
For best performance of a communications channel, ____.
bandwidth should be high and latency low
The design of computers, devices, and media in a network, sometimes called the ____, is categorized as either client/server or peer-to-peer.
network architecture
____ cable consists of a single copper wire surrounded by at least three layers: an insulating material, a woven or braided metal, and a plastic outer coating.
coaxial
____ cable consists of a single copper wire surrounded by at least three layers: an insulating material, a woven or braided metal, and a plastic outer coating.
P2p
_____ high-speed Internet connections use an antenna on a house or business to communicate with a tower location via radio signals
fixed wireless
A ____ is a communications device that connects multiple computers together and transmits data to its correct destination on a network.
router
______ takes place when the modem in a computer uses a standard telephone line to connect to the Internet.
dial-up access
A(n) ____ extends the basic home network to include features such as lighting control, thermostat adjustment, and a security system.
intelligent home network
A ____ is a wireless network that provides Internet connections to mobile computers and other devices.
hot spot
____ media consist of materials or substances capable of carrying one or more signals.
transmission
Each networked computer in a house can _____.
all answers are correct
____ cable consists of one or more twisted-pair wires bundled together.
twisted-pair
A ____ is a network that covers a large geographic area, such as a city, country, or the world, using a communications channel that combines many types of media.
metropolitan area network (MAN)
Which of the following is a technology that provides high-speed Internet connection using the telephone network?
DSL
oversees research and sets standards and guidelines for many areas of the Internet
World Wide Web Consortium
A wireless ____ point is a central communications device that allows computers and devices to transfer data wirelessly among themselves or to transfer data wirelessly to a wired network
access
Until 1995, NSFnet handled the bulk of communications activity, or ____, on the Internet
traffic
The ____ is a worldwide collection of networks that links millions of businesses, government agencies, educational institutions, and individuals.
internet
A(n) ____ provider is a business that provides individuals and companies access to the Internet for free or for a fee.
access
A newsreader enables users to access a newsgroup to read previously entered messages, called ____.
articles
A(n) ____ is a real-time typed conversation that takes place on a computer.
chat
Web ____ is the development and maintenance of Web pages.
publishing
A ____ is a message that reveals a solution to a game or ending to a movie or program.
spoiler