Exam 19: Networks

____ is a wireless network technology that transmits data between devices using radio waves and is often used in coffee shops, airports, and other public places.

____ messaging is a form of quick communication in which a message is typed, sent to one or more people, and received instantly.

A ____ typically connects personal computers within a large geographical area and typically consists of several smaller networks.

A(n) ____________________ is any collection of devices with the ability to communicate to each other.

In a network configured with a router, 50-75% of network data travels to the router before continuing to its destination.

Dial-up Internet service uses a ____ modem and telephone lines to transport data between your computer and an ISP.

____, sometimes referred to as "online forums," provide an online environment in which a group of participants share text-based information.

____ is an established technology for exchanging files, particularly those that are a bit too large to be sent as e-mail attachments.

Network devices can function as clients or servers.

A ____ is basically a wireless local area network that provides access to guests using notebook computers, PDAs, or other mobile devices.

The chapter listed nine of the most commonly used top-level domains.Please name five of the nine and include a description of who can use that domain.

Computer networks often incorporate some type of centralized device to handle communications, such as ____.

A private intranet can be expanded into an extranet that uses public telephones and computer networks to share data with external suppliers and customers.

Text messaging refers to exchanging short messages usually sent over a mobile phone service and entered by means of a cell phone keypad._________________________

____________________ networking is a term that commonly refers to participation at Web sites designed to facilitate online communities of people who have similar interests.

Network adapters make communications software unnecessary, since the adapter formats data for transport.

Case 19-1 Juliet has just become a Network Administrator for a chain of pet stores. Please answer the questions below. -Within the pet store chain, some components of the network have static IP addresses and some have dynamic IP addresses.Following common best practices, Juliet checks to make sure that ____ has a static IP address.

Equipment and links, provided by network service providers, are tied together by ____.

If you wanted to operate the network shown above in client/server mode, you would need to add ____.

Asynchronous communications require that participants are online during an exchange._________________________