Nowadays, it is very advantageous if a person knows about the technology that we have, being aware of those latest machines that could make our life easier than before. Those machines or gadgets were very useful for us because it saves our energy and time that we could use in doing other kinds of work. But of course, for every advantage, there were still disadvantage you could experience, when you didn’t use it in proper and nice way or you are too abusive.

Before, to report in front of the class, we usually use different papers to have visual aid but with the technology that we have, we could use projector to be more convenient. It has projector headlights which are used for the presentation to be more clear and readable. It cost less and effort less because there were no paper needed and even you’re not good in penmanship, it doesn’t matter. The only thing you need to do is your computer, do the presentation with the design you wanted, and the most important is when you commit any mistakes, you could easily redo it or change it into correct one. It is very useful for everybody as long as you know how to handle.

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