Discussion
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- Question
Which of the following type of class allows only one object of it to be created?
Options- A. Virtual class
- B. Abstract class
- C. Singleton class
- D. Friend class
- Correct Answer
- Singleton class
- 1. Which of the following statement is correct?
Options- A. Class is an instance of object.
- B. Object is an instance of a class.
- C. Class is an instance of data type.
- D. Object is an instance of data type. Discuss
- 2. Which of the following operator is overloaded for object cout?
Options- A. >>
- B. <<
- C. +
- D. = Discuss
- 3. Which of the following is correct about the statements given below?
- All operators can be overloaded in C++.
- We can change the basic meaning of an operator in C++.
Options- A. Only I is true.
- B. Both I and II are false.
- C. Only II is true.
- D. Both I and II are true. Discuss
- 4. Which of the following ways are legal to access a class data member using this pointer?
Options- A. this->x
- B. this.x
- C. *this.x
- D. *this-x Discuss
- 5. Which of the following concepts means waiting until runtime to determine which function to call?
Options- A. Data hiding
- B. Dynamic casting
- C. Dynamic binding
- D. Dynamic loading Discuss
- 6. Which of the following concept of oops allows compiler to insert arguments in a function call if it is not specified?
Options- A. Call by value
- B. Call by reference
- C. Default arguments
- D. Call by pointer Discuss
- 7. Which of the following is not the member of class?
Options- A. Static function
- B. Friend function
- C. Const function
- D. Virtual function Discuss
- 8. Which of the following is an abstract data type?
Options- A. int
- B. double
- C. string
- D. Class Discuss
- 9. Which of the following correctly describes overloading of functions?
Options- A. Virtual polymorphism
- B. Transient polymorphism
- C. Ad-hoc polymorphism
- D. Pseudo polymorphism Discuss
- 10. Which one of the following is the correct way to declare a pure virtual function?
Options- A. virtual void Display(void){0};
- B. virtual void Display = 0;
- C. virtual void Display(void) = 0;
- D. void Display(void) = 0; Discuss
OOPS Concepts problems
Search Results
Correct Answer: Object is an instance of a class.
Correct Answer: <<
Correct Answer: Both I and II are false.
Correct Answer: this->x
Correct Answer: Dynamic binding
Correct Answer: Default arguments
Correct Answer: Friend function
Correct Answer: Class
Correct Answer: Ad-hoc polymorphism
Correct Answer: virtual void Display(void) = 0;
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