Exam 14: Network Basics

Where would a computer look up the site location for a computer it needs to send information to?

A virtual private network uses encryption to protect the confidentiality of all network transmissions between two endpoints.

Which of the following terms refers to the capacity of a communications medium to transfer information in a given amount of time?

The most common type of network interface card is a(n)____.

Which type of media transmits information over a closed,connected path?

The _____ cable is a better-constructed version of the phone twisted-pair cable.

Which of the following devices transmits and receives a bidirectional flow of information through its antenna?

What software and/or hardware device protects a computer or a network from intruders?

Which of the following types of network security applications watches the current network traffic,matching it against lists with characteristics of known attacks?

A worm is a type of virus.

A _____ is the smallest possible amount of data.

Which type of high-speed Internet connection works in a fashion similar to dial-up modems but allows you to use the telephone at the same time you are using the Internet?

A network that covers a large geographic area where buildings are not in immediate proximity to each other is called a ____.

What is the difference between the terms internet (lower case i)and Internet (upper case I)?

What does a switch enable a network to do?

Which of the following is the most common type of a network interface card (NIC)?

Information transferred over switches is generally public unless specified by the host computer.

Wireless communications media transmits information over a closed,connected path.

Infrared is a wireless communications medium that uses light waves to transmit signals or information.

A network that covers a contiguous geographic area is called a ____.