GENERIC COLLECTIONS ASSIGNMENT

 

🔷 1. 📚 Library Management System

🧾 Question

Design a system to store books and their categories.

• Each book belongs to one category
• Display all books for a given category
• Find a book by ID

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✅ Model Classes

class Category
{
    public int CategoryId { get; set; }
    public string CategoryName { get; set; }
}

class Book
{
    public int BookId { get; set; }
    public string Title { get; set; }
    public string Author { get; set; }
    public Category Category { get; set; }
}

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🔷 2. 🛒 E-Commerce Order System

🧾 Question

Design a shopping system where:

• A customer places orders
• Each order has multiple products
• Calculate total order amount
• Find a particular Order by ID

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✅ Model Classes

class Product
{
    public int ProductId { get; set; }
    public string Name { get; set; }
    public double Price { get; set; }
}

class OrderItem
{
    public Product Product { get; set; }
    public int Quantity { get; set; }
}

class Order
{
    public int OrderId { get; set; }
    public string CustomerName { get; set; }
    public List<OrderItem> Items { get; set; }
}

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🔷 3. 🎓 Student Course System

🧾 Question

Design a system where:

• Students enroll in courses
• One student → one course
• Display all students in a specific course
• Find a particular Student by ID

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✅ Model Classes

class Course
{
    public int CourseId { get; set; }
    public string CourseName { get; set; }
}

class Student
{
    public int StudentId { get; set; }
    public string Name { get; set; }
    public Course Course { get; set; }
}

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🔷 4. 🚗 Vehicle Service Tracking

🧾 Question

Design a system to track vehicle services:

• Store vehicle details
• Track last service date
• Find vehicles not serviced in last 3 months
• Find a particular Vehcile by ID

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✅ Model Classes

class Vehicle
{
    public int VehicleId { get; set; }
    public string Model { get; set; }
    public string OwnerName { get; set; }
    public DateTime LastServiceDate { get; set; }
}

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🔷 5. 🏨 Hotel Booking System

🧾 Question

Design a booking system where:

• Customers book hotels
• Each hotel belongs to a city
• Display bookings by city
• Find a particular Booking by ID

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✅ Model Classes

class Hotel
{
    public int HotelId { get; set; }
    public string HotelName { get; set; }
    public string City { get; set; }
}

class Booking
{
    public int BookingId { get; set; }
    public string CustomerName { get; set; }
    public Hotel Hotel { get; set; }
}