Metric System The metric system is an alternative system of measurement used in most countries, as well as in the United States. The metric system is based on joining one of a series of prefixes, including kilo-, hecto-, deka-, deci-,
About pixel , Size and Resolution
Resolution Resolution is the number of pixels contained on a display monitor, expressed in terms of dpi (dots per pixel) on the horizontal axis and on the vertical axis. The quality of image is depends on the resolution and the