Regular-Grammar
Question 1 |

A | |
B | |
C | |
D |
Question 2 |
The context free grammar S→ aSb | bSa | ϵ generates:
Equal number of a’s and b’s | |
Unequal number of a’s and b’s | |
Any number of a’s followed by any number of b’s | |
Any number of b’s followed by any number of a’s
|