Give a BNF grammar for the language "The set of all strings consists of zero or more As".

The answer of the given question is:

:: = A |

Explanation:

BNF (Backus-Naur notation) is the formal mathematical ways to describe the language.

It consists the following ways:

set of the terminal symbol. set of the non-terminal symbol. set of production rule of form.

Syntax:

Left-Hand-Side : : = Right-Hand-Side