Exam 6: Telecommunications and Networks

The unique achievement of Napster was the empowerment of the peers, in association with a central index, to quickly and efficiently locate available content.

Narrow-band channels typically use microwave, fiber optics, or satellite transmission.

A Bluetooth chip is designed to replace cables; it takes the information normally carried by a cable and transmits it to a receiver Bluetooth chip.

ISPs are connected to one another through network _______________.

To communicate over a network, each PC usually has a circuit board called a _______________.

Older, traditional mainframe-based business information systems are called _______________ systems.

Frame relay technology is slower than X.25 and not as well suited to handle the heavy communications traffic of interconnected local area networks.

If the temperature being measured by an electronic analog thermometer is 83 degrees, the analog system would put out __________ volts.

In frequency division multiplexing (FDM), a multiplexer effectively divides one high-speed channel into multiple high-speed channels.

Most Linux distributions are released via BitTorrent to help with _______________ needs.

The main idea in OSI is that the process of communication between two endpoints in a telecommunication network can be divided into _______________.

Open systems provide greater _______________. That is, the ability of networked computers and other devices to easily access and communicate with each other and share information.

Mainframe-based wide area networks frequently use telecommunications monitors or teleprocessing monitors.

In the central server architecture of P2P networking, the P2P software connects your PC to a central server with the directory of all users of the network.

All the following describe a VPN except:

The Internet has a central computer system that is the most powerful in the world.

Packet Switching involves dividing a message into multiple packets which are transmitted over a network to the receiver.

A network that covers a large geographic distance, such as a state or a country, is considered a _______________ network.

Telecommunications networks now play vital and pervasive roles in Web-enabled _______________.

Terrestrial microwave involves earthbound microwave systems that transmit high-speed _______________ signals in a line-of-sight path between relay stations spaced approximately 30 miles apart.