Computer graphics can be created as either raster or vector images. Raster graphics are bitmaps. A bitmap is a grid of individual pixels that collectively compose an image. Raster graphics render images as a collection of countless tiny squares. Each square, or pixel, is coded in a specific hue or shade. Individually, these pixels are worthless. Together, they’re worth a…
In business, the first 30 seconds of a presentation determines whether or not an audience is going to listen. Proper preparation is the first step to winning an audience. Making a positive first impression and dressing for the part is second step. Be consistent with the introduction and conclusion, focusing on objectives, advantages, benefits and action steps. Keep the presentation…
The process of producing an accurate sample of a document or printed piece for internal or client review is called proofing. Composite proofing, also known as comprehensive proofing, is used in commercial printing and produces an output of the document’s images, line art and text elements. Off-press proofing checks for a document’s images, pagination and colors. In other words, how…
Adobe PDF is a dynamic and versatile file format that can dramatically simplify and expedite document viewing, transfer, storage and output. The letters P, D and F comprise an acronym which stands for Portable Document Format. Adobe PDF is widely used by publishers, Web programmers and graphic designers, and generally accepted as the preeminent format for universal document exchange. Why…
The process and applications of a scanner are relatively simplistic. It acts and functions much like a copier. It has the same little scanning bar that blinds you if you look into it, and instead of feeding paper (though a rare few do) it transmits the scanned object into your computer and allows you to alter it digitally. In that…
Macs and PCs are like apples and oranges. Both are computers, and perform similar functions, but they look and operate quite differently. However, like apples and oranges, comparisons between the two are highly subjective. Whether to use a Mac or PC is matter a personal taste and the operations you require. IBM named its first computer a PC, which stands…
As technology continues to advance, Internet users have become increasingly accustomed to fast connection speeds. Although download times are affected by many variables, the most critical is the connection speed of both parties. Not all modems, though, are created equal. Some are fast and some, though once considered fast, are now very slow. Commonly-used modems range the gamut from 28.8…
At one time or another, every computer owner has run into the problem of large files, and insufficient hard drive space. Despite thinking that you would never run out of space when you purchased your computer, you’ll soon find that the applications and documents can quickly consume a hard drive. Before you know it, your computer is prompting you that…
Keeping up with technology is kind of like driving your Volkswagen Beetle across the country. Every time you start to get anywhere, you have to stop and fill-up. Technology changes so fast, we have no choice but to continually re-educate ourselves. This section includes technology tips that will help you stay on top of trends. Check back often, we’re always…
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