Computing Essentials Complete 2012 Making It Work for You by Timothy J. O'Leary, Linda I. O'Leary

By Timothy J. O'Leary, Linda I. O'Leary

Study computing necessities and lead them to give you the results you want!

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Extra resources for Computing Essentials Complete 2012 Making It Work for You

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Processed data yields information. Using the previous example of a payroll program, the data (number of hours worked and pay rate) is processed (multiplied) to yield information (weekly pay). Almost all of today’s computer systems add an additional part to the information system. This part, called connectivity, typically uses the Internet and allows users to greatly expand the capability and usefulness of their information systems. In large computer systems, there are specialists who write procedures, develop software, and capture data.

The Internet is the actual network. It is made up of wires, cables, satellites, and rules for exchanging information between computers connected to the network. Being connected to this network is often described as being online. The Internet connects millions of computers and resources throughout the world. The Web is a multimedia interface to the resources available on the Internet. Every day over a billion users from nearly every country in the world use the Internet and the Web. What are they doing?

Virus Protection and Internet Security Protect your computer from catching viruses and from being taken over and controlled by outside forces. See page 142. Amazon Kindle Download and read electronic books using one of the most widely used e-book readers. See page 203. Flash Camcorders, YouTube, and MySpace Capture video to play on your computer or to upload to YouTube or MySpace. See page 228. com and enter the keyword MIW. surfing the Web. For a partial list of the Tips presented in the following chapters, see Figure 1-4.

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