The powerful graphic editing software application using for editing or printing media purpose and raster graphics.
Thomas and jhon knoll invented photoshop in 1990 feb 19th.
platform -windows , os X(mac-book).
Available in 26 languages.
coding language - C++ formaliy pascal.
Raster graphic editor.
What is Resolution?
It is a linear pixel density.
collection of pixels or collection of dots in a certain span expressed in such terms
as PPI (pixel per inch) and DPI (Dot per inch)
What is aspect ratio?
Its is nothing but ratio of width and height.
two types of aspect ratio
1. 4:3 ratio which consists of square type pixles.
2. 16:9 ratio which consists of rectangle type pixles.