Exam 6: Telecommunications and Networks

Web browser technology makes customer and supplier access of intranet resources a lot easier and faster than with previous business methods.

A communications medium that consists of one or more central wires surrounded by thick insulation is called _______________ cable.

ISPs are connected to one another through network _______________.

New technologies are extending IP addresses beyond computers to TVs,toasters,and coffeemakers.

Newly developed optical routers will be able to send optical signals up to 2,500 miles without regeneration.

A(n)_______________ is a standard set of rules and procedures for the control of communication in a network.

Open systems are a recent telecommunications trend.Open systems:

The first part of an Internet address identifies the network on which the host resides,while the second part identifies the particular __________ on the given network.

Which of the following technologies transmits data at the fastest rate?

When IP was first standardized,the specification required that each system attached to the Internet be assigned a unique,_______________ Internet address value.

The terms analog and _______________ refer to the methods used to convert information into an electrical signal so that it can be transmitted or processed.

All of the following statements about a virtual private network are correct except:

Applications that use the Internet and Internet-based technologies are typically less expensive to _______________ than traditional systems.

Most of the institutions and commercial partners on the Internet2 network are connected via _______________,a network backbone that will soon support throughput of 10 Gbps.

A change in technology often induces social,political,and economic system changes long before a critical mass of users is reached.

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

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.

In the X.25 protocol,packets are _____ characters long,while in frame relay technology they are of variable length.

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

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