MySQL interview questions part 10
MySQL interview questions part 10
Take as many assements as you can to improve your validate your skill rating
Total Questions: 20
1. How many classes can be defined in a single program?
Correct Answer is : >/<
2. When OOP concept did first came into picture?
Correct Answer is : No
3. Why Java is Partially OOP language?
Correct Answer is : Only those values are selected whose product_id is either ‘sav’, ‘chd’, ‘mm’
4. Which concept of OOP is false for C++?
Correct Answer is : Only those values are selected whose product_id does not belong to either ‘sav’, ‘chd’, ‘mm’
5. Which header file is required in C++ to use OOP?
Correct Answer is : {5, 6}
6. Which of the two features match each other?
Correct Answer is : None of the mentioned
7. Which feature allows open recursion, among the following?
Correct Answer is : {5, 6}
8. Which feature of OOP indicates code reusability?
Correct Answer is : {1, 2, 3, 4, 5, 6}
9. If a function can perform more than 1 type of tasks, where the function name remains same, which feature of OOP is used here?
Correct Answer is : {1, 4}
10. If different properties and functions of a real world entity is grouped or embedded into a single element, what is it called in OOP language?
Correct Answer is : {2, 4, 5, 6}
11. Which of the following is not feature of pure OOP?
Correct Answer is : Empty set
12. Which among the following doesn’t come under OOP concept?
Correct Answer is : Only those employees are selected whose last name started with ‘T’
13. Which feature of OOP is indicated by the following code? class student{ int marks; }; class topper:public student{ int age; topper(int age){ this.age=age; } };
Correct Answer is : Only those employees are selected whose last name started with ‘F’
14. Which feature may be violated if we don’t use classes in a program?
Correct Answer is : Only those employees are selected whose first name started with ‘F’
15. How many basic features of OOP are required for a programming language to be purely OOP?
Correct Answer is : Only those employees are selected whose first name and last name started with ‘F’
16. The feature by which one object can interact with another object is:
Correct Answer is : All of the mentioned
17. ___________ underlines the feature of Polymorphism in a class.
Correct Answer is : All employees whose last name should started with ‘F’ and end with ‘T’
18. Which feature in OOP is used to allocate additional function to a predefined operator in any language?
Correct Answer is : All employees whose last name should started with ‘F’ and end with ‘T’
19. Which among doesn’t illustrates polymorphism?
Correct Answer is : All employees whose last name should contain substring “bas” or first name should contain substring “bbs”
20. Exception handling is feature of OOP. (True/False)
Correct Answer is : All of the mentioned
