MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your General Awareness knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which concept allows you to reuse the written code in C++? |
| A. | Inheritance |
| B. | Polymorphism |
| C. | Abstraction |
| D. | Encapsulation |
| Answer» B. Polymorphism | |
| 2. |
What is abstract class in C++? |
| A. | Any Class in C++ is an abstract class |
| B. | Class from which any class is derived |
| C. | Class specifically used as a base class with atleast one virtual functions |
| D. | Class specifically used as a base class with atleast one pure virtual functions |
| Answer» E. | |
| 3. |
What is meant by a polymorphism in C++? |
| A. | class having only single form |
| B. | class having four forms |
| C. | class having many forms |
| D. | class having two forms |
| Answer» D. class having two forms | |
| 4. |
Which of the following symbol is used to declare the preprocessor directives in C++? |
| A. | $ |
| B. | ^ |
| C. | c) |
| D. | #d) * |
| Answer» D. #d) * | |
| 5. |
Which of the following is used to terminate the function declaration in C++? |
| A. | ; |
| B. | ] |
| C. | ) |
| D. | : |
| Answer» B. ] | |
| 6. |
Which is more effective while calling the C++ functions? |
| A. | call by object |
| B. | call by pointer |
| C. | call by value |
| D. | call by reference |
| Answer» E. | |
| 7. |
What is virtual inheritance in C++? |
| A. | C++ technique to enhance multiple inheritance |
| B. | C++ technique to ensure that a private member of the base class can be accessed somehow |
| C. | C++ technique to avoid multiple inheritances of classes |
| D. | C++ technique to avoid multiple copies of the base class into children/derived class |
| Answer» E. | |
| 8. |
Which of the following is not a type of Constructor in C++? |
| A. | Default constructor |
| B. | Parameterized constructor |
| C. | Copy constructor |
| D. | Friend constructor |
| Answer» E. | |
| 9. |
Which of the following user-defined header file extension used in c++? |
| A. | hg |
| B. | cpp |
| C. | h |
| D. | hf |
| Answer» D. hf | |
| 10. |
What is C++? |
| A. | C++ is an object oriented programming language |
| B. | C++ is a procedural programming language |
| C. | C++ supports both procedural and object oriented programming language |
| D. | C++ is a functional programming language |
| Answer» D. C++ is a functional programming language | |