Object Oriented Programming & Methodology (CS-305) - Important Questions

Explain what Object Oriented Programming is, its features/concepts with examples, its merits and demerits/advantages, and its applications/suitability.

Compare procedural programming with object-oriented programming, highlighting differences.

Explain the object model with example and basic elements.

Compare OOP with procedural programming and discuss features, merits and demerits of the object-oriented paradigm.

Write short note on Ambiguity in Multiple inheritance, Object Model, and Access specifier in C++ (any two).

Draw and explain the object diagram for a hospital management system.

Write a program to create Emp.dat with employee number, name, salary, department, deductions and allowances, read records, calculate net salary and write it back to the file.

Explain the functions supported by file stream classes for performing I/O operations.

Explain / define encapsulation and data abstraction in OOP and how they enhance software development

Explain the concept of message passing in OOP and how it facilitates communication between objects, including how it is achieved in C++.

Explain the types of access modifiers (public, private, protected) and their role in class design and data hiding with examples.

Write a program to demonstrate encapsulation using a Student class with roll number, name, marks and member functions

Explain classes and objects.

Discuss access modifiers, static members and object life cycle.

Explain what constructors and destructors are (construction and destruction of objects) with an example program.

Define a Rectangle class with length and width and methods to calculate area and perimeter, with sample program.

Explain classes in OOP and class identification, and create a Student class with average marks and display methods with sample program.

Write short notes on access modifiers, abstraction, interfaces, and string handling in OOP

Explain encapsulation and data abstraction in detail with C++ program demonstration, plus scope and life of variables

Define class and object, explain their relation, differences, C++ class syntax, and object state, behavior, and identity.

Explain the purpose/role of inheritance in OOP and describe the different types of inheritance with examples.

Explain interfaces and abstract classes in OOP and compare their differences and uses.

What is association? Explain different types / forms of association with examples.

Differentiate between association and aggregation.

Discuss the role of interfaces and abstract classes in software design.

Differentiate between association, aggregation and composition in OOP with real-world examples.

Explain how interfaces facilitate polymorphism with code examples in C++.

How can aggregation be implemented in OOP? Explain with an example.

What is an abstract class in OOP and how is it implemented, with an example?

What are the different kinds of relationship among classes? Explain.

Explain association and aggregation in object-oriented approach, and what is an abstract class and why abstract classes are used?

Explain ambiguity in multiple inheritance and how to resolve it, and develop a C++ program implementing multilevel/multiple inheritance with Person as base, Student and Employee as derived bases, and a further derived class with input() and output() functions.

Compare and contrast compile-time (static) polymorphism with run-time (dynamic) polymorphism, including definitions, types and illustrative examples.

Explain polymorphism with method/function overloading and method/function overriding with examples.

What is polymorphism in Object-Oriented Programming and what is its significance for code reusability and flexibility?

Differentiate between virtual vs pure virtual function, generalization vs specialization, encapsulation vs inheritance, and function overloading vs function overriding.

Discuss polymorphism in detail, its ways of implementation in C++, and differences between function overloading and function overriding with syntax.

Write a C++ program using function overloading to find the maximum of three integer numbers.

Write a C++ program using method overloading to calculate area based on user input.

What is operator overloading? Write a program with a Distance class (meters, centimeters, millimeters) overloading addition and subtraction operators.

Explain exception handling and multithreading.

Explain the architecture, functionalities and object-oriented design of a Library Management System, including the use of strings, exception handling and collections in its implementation.

Explain the concept of multithreading in OOP and its advantages/importance/applications.

Discuss data collections with a suitable case study such as ATM/Library.

Discuss various C++ data collections and how they differ in performance and use cases.

Explain multithreading with benefits plus discuss collections, their types and what is a collection class.

What is an exception and how is exception handling done in C++? Explain with an example.

What is an exception? Write a C++ program using exception handling to evaluate $R = z / (x - y)$ and throw an exception on division by zero.

Write short note on any two including virtual function, file handling, data collection.

What is String? Explain functions of strings with suitable examples.

Discuss control statements, loops and arrays used in OOPS languages.

Discuss the methods of passing an argument in C++. Explain with suitable program.