Exam 7: Telecommunications, the Internet, and Wireless Technology

The Internet is based on which three key technologies?

Instant messaging is a type of ________ service.

A ________ is special software that routes and manages communications on the network and coordinates networks resources.

An NOS must reside on a dedicated server computer in order to manage a network.

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

Blogs, wikis, and social networking sites were designed for individuals to communicate with each other. What uses do businesses have for these tools? Give specific examples.

In Europe, and much of the world, the standard for cellular services is:

A network that covers entire geographical regions is most commonly referred to as a(n):

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

Bandwidth is the:

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

Which protocol is the Internet based on?

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

Which of the following is a challenge posed by Wi-Fi networks?

The method of slicing digital messages into parcels, transmitting them along different communication paths, and reassembling them at their destinations is called:

One or more access points positioned on a ceiling, wall, or other strategic spot in a public place to provide maximum wireless coverage for a specific area are referred to as:

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

A VPN:

What service converts IP addresses into more recognizable alphanumeric names?

Two computers using TCP/IP can communicate even if they are based on different hardware and software platforms.