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Aspect
Ratio:-
The aspect ratio of a geometric shape is the
ratio between its sizes in different dimensions. For example, the aspect ratio
of a rectangle is the ratio of its longer
side to its shorter side - the ratio of width to height when the rectangle is oriented as a
"landscape"......................................
DPI:-
Dots per inch (DPI, or dpi) is a measure of
spatial printing or video dot density, in particular the number of individual dots that can be
placed in a line within the span of 1 inch (2.54 cm). The metric
alternative is dots per centimeter (dpcm)........................................
Megapixel:-
The term
Megapixel refers to the size of the image usually in reference to a photo from
a digital camera or a camera phone.
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