Roberto Sedycias has a bachelor degree in Business Administration and over 20 years experience in systems analysis and computer programming. Currently working as IT consultant/chief software engineer for http://www.polomercantil.com.br
This article explains the basic features one should look for in a digital camera, while purchasing it. Also it talks about the advantages of optical zoom.
This article describes digital camera by explaining its main feature, such as mega pixel resolution, optical and digital zoom and pc connectivity. It is a good guide for those trying to understand what to look for in a digital camera.