Exam 7: Telecommunications, the Internet, and Wireless Technology

Mobile search makes up approximately 10% of all Internet searches.

What has made the Google search engine so successful?

Which of the following services enables logging on to one computer system and working on another?

What are wireless sensor networks? How do they work and what are they used for?

A network that spans a city, and sometimes its major suburbs as well, is called a:

An analog signal is a discrete, binary waveform that transmits data coded into two discrete states such as 1-bits and 0-bits.

To use the analog telephone system for sending digital data, you must also use:

Circuit switching makes much more efficient use of the communications capacity of a network than does packet switching.

Web 3.0 is a collaborative effort to add a layer of meaning to the existing Web in order to reduce the amount of human involvement in searching for and processing Web information.

Central large mainframe computing has largely replaced client/server computing.