Car Pooling System Class Diagram describes the structure of a Car Pooling System classes, their attributes, operations (or methods), and the relationships among objects. The main classes of the Car Pooling System are Cars, Pooling, Passengar, Car Routes, Bill, Drivers.

Car Rental System Class Diagram describes the structure of a Car Rental System classes, their attributes, operations (or methods), and the relationships among objects. The main classes of the Car Rental System are Cars, Booking, Passenger, Car Routes, Drivers, ##Class6##.

Car Sales System Class Diagram describes the structure of a Car Sales System classes, their attributes, operations (or methods), and the relationships among objects. The main classes of the Car Sales System are Cars, Car Models, Car Owners, Inventory, Customer, Booking.

Car Service Center Management System Class Diagram describes the structure of a Car Service Center Management System classes, their attributes, operations (or methods), and the relationships among objects. The main classes of the Car Service Center Management System are Car, Booking, Repair Car, Insurance, Customer, Payment.

Car Sharing System Class Diagram describes the structure of a Car Sharing System classes, their attributes, operations (or methods), and the relationships among objects. The main classes of the Car Sharing System are Booking, Customer, Payment, Car History,, Insurance, Memebership.

Cargo Management System Class Diagram describes the structure of a Cargo Management System classes, their attributes, operations (or methods), and the relationships among objects. The main classes of the Cargo Management System are Customer, Cargo, Transaction, Billing, Enquiry, Payment.

CD DVD Library Management System Class Diagram describes the structure of a CD DVD Library Management System classes, their attributes, operations (or methods), and the relationships among objects. The main classes of the CD DVD Library Management System are CD DVD, Movies, Songs, Customer, Sales, Booking.

Chat Application Class Diagram describes the structure of a Chat Application classes, their attributes, operations (or methods), and the relationships among objects. The main classes of the Chat Application are Chat, User, Chat History, Group Chat, Notification, Smiles Chat.

Cheque Book Transaction System Class Diagram describes the structure of a Cheque Book Transaction System classes, their attributes, operations (or methods), and the relationships among objects. The main classes of the Cheque Book Transaction System are Cheque Book, Account, Transaction, Balance, Bank, Customer.

Civil Registrar System Class Diagram describes the structure of a Civil Registrar System classes, their attributes, operations (or methods), and the relationships among objects. The main classes of the Civil Registrar System are Civil, Birth, Death, Blocks, Cases, Civilization.