Exam 7: Telecommunications, the Internet, and Wireless Technology

________ integrate disparate channels for voice communications,data communications,instant messaging,e-mail,and electronic conferencing into a single experience.

What service converts IP addresses into more recognizable alphanumeric names?

The Internet is based on which three key technologies?

Which protocol is the Internet based on?

Web browser software requests Web pages from the Internet using which protocol?

Based on your reading of the examples in the Chapter ,what would be the best use of RFID for a business?

The total amount of digital information that can be transmitted through any telecommunications medium is measured in

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

Fiber-optic cable is more expensive and harder to install than wire media.

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

More than 50% of U.S.Internet users access the Internet via mobile devices.

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

Which of the following statements is not true about search engines?

RFID technology is being gradually replaced by less costly technologies such as WSNs.

Which process is used to protect transmitted data in a VPN?

The device that acts as a connection point between computers and can filter and forward data to a specified destination is called a(n)

Mobile search makes up at least 50% of all Internet searches.

How does packet switching work?

All of the following are physical components of an RFID system except

In a client/server network,a network server provides every connected client with an address so it can be found by others on the network.