Sangeetha Pulapaka

First we have to understand what are writing systems. They are associated with language. When I mean language, I do not mean the computer languages.

Symbolic communication systems are different from writing systems in that one must usually understand something of the associated spoken language to comprehend the text. In contrast, symbolic systems such as information signs, painting, maps, and mathematics often do not require prior knowledge of a spoken language. Every human community possesses language.However the development of writing systems, and their partial supplantation of traditional oral systems of communication, have been sporadic, uneven and slow. Once established, writing systems on the whole change more slowly than their spoken counterparts, and often preserve features and expressions which are no longer current in the spoken language. The greatest benefit of writing is that it provides the tool by which society can record information consistently and in greater detail, something that could not be achieved as well previously by spoken word. Writing allows societies to transmit information and share knowledge.

To name a few spoken and written languages in the world