Interview Questions in C++ - Coders Helpline

Table of Contents hide

1.1. Ques. : What is OOPS?

1.2. Ques. : What is C++?

1.3. Ques. : What is Data Hiding?

1.4. Ques. : What is Encapsulation?

1.5. Ques. : What is Abstraction?

2. C++ Fundamental

2.1. Ques. : What is C++?

2.2. Ques. : What are the Data type in C++?

2.3. Ques. : What is Operator in C++?

2.4. Ques. : What is ‘cin’ in C++?

2.5. Ques. : What is ‘cout’ in C++?

2.6. Ques. : What is the difference between actual and formal parameters?

3. Class and Object

3.1. Ques. : What is Class?

3.2. Ques. : What is Object?

3.3. Ques. : What is Public keyword/access specifier?

3.4. Ques. : What is Private keyword/access specifier?

3.5. Ques. : What is Protected keyword/access specifier?

3.6. Ques. : What is inline function in C++?

3.7. Ques. : What is Static keyword in C++?

3.8. Ques. : What is Static data member in C++?

3.9. Ques. : What is Static member function in C++?

3.10. Ques. : What is Function Overloading in C++?

3.11. Ques. : What is Scope Resolution Operator in C++?

3.12. Ques. : What is Friend Function in C++?

3.13. Ques. : What is ‘this’ pointer in C++?

4. Constructor & Destructor

4.1. Ques. : What is Constructor?

4.2. Ques. : What is Default Constructor in C++?

4.3. Ques. : What is Copy Constructor in C++?

4.4. Ques. : What is Destructor?

4.5. Ques. : What is the purpose of ‘New’ operator in C++?

4.6. Ques. : What is the purpose of ‘Delete’ operator in C++?

5.1. Ques. : What is Inheritance?

5.2. Ques. : What are the types of Inheritance in C++?

5.3. Ques. : What is Function Overriding in C++?

5.4. Ques. : What is Template in C++?

6. Polymorphism

6.1. Ques. : What is Polymorphism?

6.2. Ques. : What is Abstract Class in C++?

6.3. Ques. : What is Virtual Function in C++?

6.4. Ques. : What is Pure Virtual Function in C++?

7.1. Ques. : What is Template in C++?

7.2. Ques. : What is Class Template in C++?

7.3. Ques. : What is Function Template in C++?

7.4. Ques. : What is STL in C++?

8. Exception Handling

8.1. Ques. : What is Exception Handling in C++?

9. Miscellaneous

9.1. Ques. : What is Namespace in C++?

9.2. The list of common interview questions in C++ is discussed above –

The topic-wise interview questions in C++ are –

OOPS

Ques. : What is OOPS?

Ques. : What is C++?

Ques. : What is Data Hiding?

Ques. : What is Encapsulation?

Ques. : What is Abstraction?

C++ Fundamental

Ques. : What is C++?

Ques. : What are the Data type in C++?

Ques. : What is Operator in C++?

Ques. : What is ‘cin’ in C++?

Ques. : What is ‘cout’ in C++?

Ques. : What is the difference between actual and formal parameters?

Class and Object

Ques. : What is Class?

Ques. : What is Object?

Ques. : What is Public keyword/access specifier?

Ques. : What is Private keyword/access specifier?

Ques. : What is Protected keyword/access specifier?

Ques. : What is inline function in C++?

Ques. : What is Static keyword in C++?

Ques. : What is Static data member in C++?

Ques. : What is Static member function in C++?

Ques. : What is Function Overloading in C++?

Ques. : What is Scope Resolution Operator in C++?

Ques. : What is Friend Function in C++?

Ques. : What is ‘this’ pointer in C++?

Constructor & Destructor

Ques. : What is Constructor?

Ques. : What is Default Constructor in C++?

Ques. : What is Copy Constructor in C++?

Ques. : What is Destructor?

Ques. : What is the purpose of ‘New’ operator in C++?

Ques. : What is the purpose of ‘Delete’ operator in C++?

Inheritance

Ques. : What is Inheritance?

Ques. : What are the types of Inheritance in C++?

Ques. : What is Function Overriding in C++?

Ques. : What is Template in C++?

Polymorphism

Ques. : What is Polymorphism?

Ques. : What is Abstract Class in C++?

Ques. : What is Virtual Function in C++?

Ques. : What is Pure Virtual Function in C++?

Template

Ques. : What is Template in C++?

Ques. : What is Class Template in C++?

Ques. : What is Function Template in C++?

Ques. : What is STL in C++?

Exception Handling

Ques. : What is Exception Handling in C++?

Miscellaneous

Ques. : What is Namespace in C++?

The list of common interview questions in C++ is discussed above –

Categories: C++

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