OOPS Formative Test-I
  • 1. Pick the odd one out
A) array type
B) character type
C) None of the above
D) integer type
E) boolean type
  • 2. Which data type is used to represent the absence of parameters?
A) int
B) float
C) void
D) char
E) string
  • 3. What does ‘\a’ escape code represent?
A) form feed
B) nextline
C) tabspace
D) alert
E) alone
  • 4. Which type is best suited to represent the logical values?
A) float
B) boolean
C) integer
D) character
E) All of the above
  • 5. Which of the following accesses the seventh element stored in array?
A) array[6]
B) array(6)
C) array[7]
D) array(5)
E) array(7)
  • 6. What does a class in C++ holds?
A) both data & functions
B) only functions
C) only data
D) All of the above
E) macros
  • 7. Which is used to define the member of a class externally?
A) @
B) ::
C) ?:
D) #
E) :
  • 8. Which keyword is used to define the user defined data types?
A) type
B) union
C) def
D) structure
E) typedef
  • 9. Which of these following members are not accessed by using direct member access operator?
A) both private & protected
B) All of the above
C) protected
D) public
E) private
  • 10. Which special character is used to mark the end of class?
A) .
B)
C) ::
D) ;
E) //
  • 11. What is the syntax of user-defined data types?
A) typedef NameByUser ExistingDataType
B) None of the above
C) typedef ExistingDataType NameByUser
D) def NameByUser ExistingDataType
  • 12. What is the scope of typedef defined data types?
A) None of the above
B) inside that block only
C) outside the program
D) whole program
  • 13. What is the replacement of macros in C++
A) inline functions
B) None of the above
C) friend functions
D) conditional operator
  • 14. Which of the below are object oriented features
A) data binding
B) inheritance
C) All of the above
D) polymorphism
E) encapsulation
  • 15. A constructor that accepts __________ parameters is called the default constructor.
A) one
B) four
C) two
D) three
E) zero
  • 16. Destructor has the same name as the constructor and it is preceded by ______ .
A) @
B) #
C) ~
D) !
E) %
  • 17. __________ used to make a copy of one class object from another class object of the same class type.
A) constructor
B) default constructor
C) inline function
D) copy constructor
E) friend function
  • 18. How many default constructors per class are possible?
A) All the above
B) One
C) Two
D) Multiple
E) Three
  • 19. Which of the following type of data member can be shared by all instances of its class?
A) protected
B) public
C) friend
D) static
E) private
  • 20. Which of the following gets called when an object goes out of scope?
A) constructor
B) virtual function
C) None
D) destructor
E) main
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