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- Question
Which of the following statement is correct about the program given below?
#include<iostream.h> class CuriousTab { int x, y; public: CuriousTab() { x = 0; y = 0; } CuriousTab(int xx, int yy) { x = xx; y = yy; } CuriousTab(CuriousTab *objB) { x = objB->x; y = objB->y; } void Display() { cout<< x << " " << y; } }; int main() { CuriousTab objCuriousTab( new CuriousTab(20, 40) ); objCuriousTab.Display(); return 0; }
Options- A. The program will print the output 0 0 .
- B. The program will print the output 20 40 .
- C. The program will print the output Garbage Garbage .
- D. The program will report compile time error.
- Correct Answer
- The program will print the output 20 40 .
- 1. Which of the following statement is correct about the program given below?
#include<iostream.h> int CuriousTabFunction(int m) { m *= m; return((10)*(m /= m)); } int main() { int c = 9, *d = &c, e; int &z = e; e = CuriousTabFunction(c-- % 3? ++*d :(*d *= *d)); z = z + e / 10; cout<< c << " " << e; return 0; }
Options- A. It will result in a compile time error.
- B. The program will print the output 64 9.
- C. The program will print the output 64 10.
- D. The program will print the output 64 11. Discuss
- 2. How many instances of an abstract class can be created?
Options- A. 1
- B. 5
- C. 13
- D. 0 Discuss
- 3. Which of the following keywords is used to control access to a class member?
Options- A. Default
- B. Break
- C. Protected
- D. Asm Discuss
- 4. Which of the following also known as an instance of a class?
Options- A. Friend Functions
- B. Object
- C. Member Functions
- D. Member Variables Discuss
- 5. Which of the following factors supports the statement that reusability is a desirable feature of a language?
Options- A. It decreases the testing time.
- B. It lowers the maintenance cost.
- C. It reduces the compilation time.
- D. Both A and B. Discuss
- 6. How many times a constructor is called in the life-time of an object?
Options- A. Only once
- B. Twice
- C. Thrice
- D. Depends on the way of creation of object Discuss
- 7. What will be the output of the following program?
#include<iostream.h> int main() { float Amount; float Calculate(float P = 5.0, int N = 2, float R = 2.0); Amount = Calculate(); cout<< Amount << endl; return 0; } float Calculate(float P, int N, float R) { int Year = 1; float Sum = 1 ; Sum = Sum * (1 + P * ++N * R); Year = (int)(Year + Sum); return Year; }
Options- A. 21
- B. 22
- C. 31
- D. 32
- E. None of these Discuss
- 8. Which of the following is an abstract data type?
Options- A. int
- B. double
- C. string
- D. Class Discuss
- 9. Can a class have virtual destructor?
Options- A. Yes
- B. No Discuss
- 10. Which of the following statement is correct?
Options- A. A referenced has to be de-referenced to access a value.
- B. A referenced does not need to be de-referenced to access a value.
- C. A referenced has to be double de-referenced to access a value.
- D. Whether a reference should be de-referenced or not depends on the type of the reference. Discuss
More questions
Correct Answer: The program will print the output 64 11.
Correct Answer: 0
Correct Answer: Protected
Correct Answer: Object
Correct Answer: Both A and B.
Correct Answer: Only once
Correct Answer: 32
Correct Answer: Class
Correct Answer: Yes
Correct Answer: A referenced does not need to be de-referenced to access a value.
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