A simple and clean Java-based Student Management System that collects student information, validates user input, calculates grades, and displays the result in a structured format. The project demonstrates Object-Oriented Programming, Exception Handling, and User Input Validation in Java.
Accepts user input for roll number, name, email, course, and marks
Validates incorrect and null inputs
Shows a loading animation for better UI experience
Calculates grade based on marks
Implements exception handling including:
InputMismatchException
NumberFormatException
NullPointerException
javac StudentManagementSystem.java java StudentManagementSystem
Displays student details
Computes grade (A+, A, B, C, etc.)
Prints “Program execution completed.” at the end