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