Score Counting Code

i hv 2 build a E-Learning system which will provide questions 2 t users & once they answer it,the system need to count the score.
i created a database consist of Question & t correct answer,a need u'llz help for coding which will check t answer given by user vit t correct answer n give t score

here's t design of the database
________________________
|Question | Correct Answer |
|________|______________|
| | |
| | |
| | | ....