MySQL interview questions part 14
MySQL interview questions part 14
Take as many assements as you can to improve your validate your skill rating
Total Questions: 20
1. Pass by reference and pass by value can’t be done simultaneously in a single function argument list.
Correct Answer is : 16
2. Which language among the following doesn’t allow pointers?
Correct Answer is : TRUE
3. Which is correct syntax for declaring pointer to object?
Correct Answer is : -1.58
4. Which operator should be used to access the members of the class using object pointer?
Correct Answer is : 64
5. How does compiler decide the intended object to be used, if more than one object are used?
Correct Answer is : 65
6. If pointer to an object is declared, ___________
Correct Answer is : double precision floating point
7. What is the size of object pointer?
Correct Answer is : 0b
8. A pointer _________________
Correct Answer is : TRUE
9. Pointer to a base class can be initialized with the address of derived class, because of _________
Correct Answer is : string
10. Can pointers to object access the private members of the class?
Correct Answer is : identifier-quoting character
11. Is name of an array of objects is also a pointer to object?
Correct Answer is : FALSE
12. Which is the correct syntax to call a member function using pointer?
Correct Answer is : ‘\r’
13. If pointer to an object is created and the object gets deleted without using the pointer:
Correct Answer is : NO_BACKSLASH_ESCAPES
14. How can the address stored in the pointer be retrieved?
Correct Answer is : 65536
15. What should be done to prevent changes that may be made to the values pointed by the pointer?
Correct Answer is : abcd and 1633837924
16. References to object are same as pointers of object.
Correct Answer is : 2
17. Which among the following best describes polymorphism?
Correct Answer is : TRUE
18. What do you call the languages that support classes but not polymorphism?
Correct Answer is : CONVERT()
19. Which among the following is the language which supports classes but not polymorphism?
Correct Answer is : LENGTH()
20. If same message is passed to objects of several different classes and all of those can respond in a different way, what is this feature called?
Correct Answer is : character_set_system
