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