From the course: CompTIA A+ Core 1 (220-1101) Cert Prep

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Resolutions and aspect ratios

Resolutions and aspect ratios

From the course: CompTIA A+ Core 1 (220-1101) Cert Prep

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Resolutions and aspect ratios

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- I think the best way that a computer technician can show off to another computer technician is by talking about how much resolution their monitors have. It always seems that we're constantly looking for higher and higher-resolution monitors that're made out of more and more pixels, because more and more pixels makes more clearly defined images. So in this episode, I kind of want to march through a little bit of a history of the different types of resolutions. You're going to be seeing these on the exam, so let's talk about 'em for a moment. Now, the first generations of graphics monitors used what was called a 4:3 aspect ratio. A 4:3 aspect ratio basically mimics television. And back in the old days, TVs were all shaped like this. And if we had a monitor, then by golly, we were going to use that resolution. So let's talk about the first-generation monitors and their 4:3 aspect ratio resolutions. The granddaddy…

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