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