Exam 6: Telecommunications and Networks

Programming that serves to "glue together" or mediate between two separate, and usually already existing, programs is known as _______________.

In telecommunications networks, twisted-pair wire:

In a telecommunications network, a gateway is a communications processor that:

Open systems are a recent telecommunications trend. Open systems:

Devices such as modems, switches, and routers, which support data transmission and reception between terminals and computers, are known as telecommunications _______________.

Traveling salespeople and those at regional sales offices can use the Internet, extranets, and other networks to transmit customer orders from their laptop or desktop PCs, thus breaking _______________ barriers.

The Internet uses a system of telecommunications protocols that have become so widely used that they are now accepted as a network architecture.

All of the following statements regarding Internet telephony are correct except:

The comparative _______________ of publishing and accessing multimedia business information internally via intranet websites has been one of the primary reasons for the explosive growth in the use of intranets in business.

Intranets seldom have much impact on communications and collaboration within an enterprise.

Wi-Fi is faster and less expensive than Standard Ethernet and other common wire-based LAN technologies.

Smart telephones, pagers, PDAs, and other portable communications devices have become very thin clients in _______________ networks.

A network configuration that consists of a central computer system with a number of smaller computers tied directly to it, but not to each other, is a _______________ network.

The network-centric concept views the PC as the central computing resource of any computing environment.

Which of the following statements regarding Internet Service Providers is correct?

An internetworking unit that connects networks with somewhat dissimilar communications aspects is a _______________.

An IP address is expressed as four decimal numbers separated by periods, such as 127.154.95.6.

In telecommunications networks, multiplexers:

Thin clients provide a browser-based user interface for processing small application programs called _______________.

Skype users can call to any non-computer-based landline or mobile telephone in the world for just pennies a minute.