Photoshop is a Graphics Designing software which is used to make designs on resolution base. It is used to create monograms, logos and photo editing. It is highly used by Graphics designers all over the world. There are two types of Graphics, one is raster graphics and another is victor graphics. ON raster graphics we work with resolution and picture quality. But on victor graphics we work with Line Art, in line art you do not need to care of resolution, because you make shapes with line too.