12ஆம் வகுப்பு கணிப்பொறியியல் வினாக்கள் XII COMPUTER SCIENCE 12th COMMON ONLINE REFRESHER COURSE MODULE QUESTIONS 2

XII COMPUTER SCIENCE COMMON ONLINE REFRESHER COURSE MODULE QUESTIONS 2

1. Which one of the following is scope resolution operator?

b)::

a);

d);;

c);

Required

2. When a member function is defined inside a class,it behaves like ....... functions

baseline member function

non inline member function

outline member function

inline member function

Required

3. .....preventing the function of the program to access directly the internal representation of class type

a)data hiding

d) constructor

b)inheritance

c)data member

Required

4. The ..... statement is used to return from a function

d) while

a)return

c)goto

b)continue

Required

5. A function that calls itself is known as ...... function

a)rotation

d) continue

c)recycle

b) recursive

Required

6. ...... statement forces the loop to continue or execute the next iteration

d)while

b)break

a)goto

c)continue

Required

7. How many types of scopes in c++?

b)2

d)4

c)3

a)1

8. .....is a computer network security based system

a)ethics

b) encryption

c)firewall

d) encryption

Required

9. Destructor prefixed with ......

b)&

a)#

d)%

c)~

Required

10. ......means trying to get into a computer system in order to steal or corrupt data

b)Cracking

d)Cybercrime

a)Hacking

c) Software piracy

Required

11. An .....is a derived data type

a)array

c)variable

b)object

d) dimension

Required

12. The .....is a unconditional control statement

a)goto

c)continue

d)while

b)break

Required

13. The function declaration statement maybe given outside the ..... function

d)ctype()

c)string()

b)main()

a)math()

Required

14. Two dimensional array uses..... index values to access a particular element

b)2

c)3

d)4

a)1

Required

15. A variable which is declared inside a block is called as......

d)Global variable

a)Local variable

c) function variable

b)class variables

16. In one dimensional array each element has a unique index number starting from .....which is known as subscript

a)0

c)2

b)1

d)3

Required

17. The first name of C++ is,.....

a)c#

b)C with Object

d)C with Program

c)C with Classes

Required

18. .....provide function prototype and definitions for library functions

a) function

c) function prototype

d)header files

b)function declaration

Required

19. .....is the technique of building new classes from an existing class

b)data abstraction

c) inheritance

a) encapsulation

d) polymorphism

Required

20. A ,......member cannot be accessed from outside the class

c)protected

b)public

a)private

d)class

Required

21. Compiler generated constructor is ,.....member function.

a)private

d)instance

c)protected

b)public

Required

22. ......has several mathematical functions

b)ctype.h

d)string.h

a)stdio.h

c)math.h

Required

23. How many types of functions in c++?

d)4

c)3

b)2

a)1

Required

24. ....is the ability of a message or function to be displayed in more than one form

d) Polymorphism

a)Encapsulation

c) Inheritance

b)Data abstraction

Required

25. A ......is a life of the variables

a)blocks

b)scope

d)class

c) function

Required

26. how many function declaration are available in c++?

c)3

a)1

b)2

d)4

27. what are the class members?

a)data members and member Function

d) data and information

b)class and object

c)functions and operators

Required

28. One of advantage of function is ......

d) continue

c)recursion

b) reusability

a) usability

Required

29. Which one of the following is the top search engine in internet world?

b)ping

d)all the above

c)yahoo

a)google

Required

30. When a instance of a class comes into scope ,a special function called the ......gets executed

d)instance

a)constructor

c) compiler

b)destructor