Key Features Implemented
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Student Exam Restrictions
Students can take each exam only once Database enforces uniqueness with UNIQUE KEY unique_exam_student Visual indication of completed exams Students only see exams they haven't taken yet -
Admin Management System
Admins can create other admins through "Manage Users" section Admins can register students directly Role-based access control for all features Visual distinction between admins and students -
Enhanced UI/UX
Separate login backgrounds: Admin login: Dark professional theme Student login: Blue academic theme Modern card-based design with subtle shadows and animations Visual feedback for all actions Responsive layout that works on all devices Intuitive dashboard with clear navigation -
Technical Implementation
Single PHP file for easy deployment MySQL database with secure table structures Password hashing for security Role-based access control Timer functionality for exams Automatic result calculation
How to Use For Students:
Register or login with student credentials
View available exams (only those not taken)
Take exam within time limit
View results immediately after submission
For Admins:
Login with admin credentials
Create other admins or register students
Create exams with questions and options
Manage existing exams
View and download student results
This solution provides a complete, university-standard exam portal with enhanced security, user management, and a beautiful, intuitive interface.