Graphic designers/artists design graphics for use in media products such as magazines, labels, advertising and signage. ... developing concepts, graphics and layouts for product illustrations, company logos and photo editing, photo reteching ,any adob photoshop workes and coraldrew, indisine,)  determining size and arrangement of copy and illustrative material, as well as font style and size. 

Graphic designers create visual communications to convey messages in an effective and aesthetically pleasing manner. This incorporates several tasks and responsibilities.

• Design , brochures, logos, signs, books, magazine covers, annual reports, advertisements, and other communication materials.
• Create these materials by hand or by using technology, including computer software programs. Adobe's Creative Suite—including Photoshop, Illustrator, InDesign, and more—is the standard in the industry, and most employers expect designers to be proficient with its programs.