Exam 6: Business Networks and Telecommunications

One of the most interesting developments in worldwide telecommunications is ____________________ through the Internet: anyone with access to the Internet can download one of several free applications that help locate and download files from any online computer.

When a line is capable of carrying multiple transmissions simultaneously,it is said to be broadband.

____ is known as a contention-based protocol,because devices on the network "contend" with other devices on the network for transmission time.

The Greek word tele,which means "____," is part of such words as "telephone," "teleconference," and other words referring to technologies that allow communications over large distances.

A ____ line is made of 24 channels (groups of wires)of 64 Kbps each.

The purpose of ____ is to provide mobile communication that is compatible with IP services.

An alternative for households and small businesses that cannot obtain cable or DSL connections to the Internet is ____.

The proliferation of high-speed connection services,also called ____,is mainly the result of businesses' and individuals' rush to the Internet.

Dial-up connections through regular phone lines and Ethernet computer network connections are examples of ____.

VAN services cost much more than those offered by ____________________.

When a communications medium can carry only one transmission at a time,it is known as ____.

____ allow Internet access to anyone within range who uses a wireless-equipped device,provided logging in is not limited by controlled access codes.

A computer connected directly to the Internet backbone-the highest speed communication channels-is called a host.

A(n)____________________ with a modem is very slow (usually no faster than 56 Kbps),so most users and small businesses today are turning to faster connections that use digital signals throughout the connection,such as DSL and cable connections.

The major advantage of landline phones is that they are attached to people,not offices.

The most important and pervasive set of protocols for telecommunications and networks today is called ____.

____________________,which is essential to smooth operations in today's business world,is the transmittal of data and information from one point to another.

Named after a Scandinavian king who unified many tribes,the ____ standard was developed for devices that communicate with each other within a short range of up to 10 meters (33 feet)in the office,at home,and in motor vehicles.

____ is a popular medium for connecting computers and networking devices because it is relatively flexible,reliable,and low cost.

If you use a cable company to link to the Internet,the device connecting your computer's network card to the cable is called a ____.