Files & Streams MCQs in Object Oriented Programming For All Exams. This most important and repeated mcqs for placements competitive exams & others.
1 Which of the following is not the member of class?
A Static function
B Friend function
C Const function
D Virtual function
Answer: B
2 Which of the following concepts means determining at runtime what
method to invoke?
A Data hiding
B Dynamic Typing
C Dynamic binding
D Dynamic loading
Answer: C
3 Which of the following term is used for a function defined inside a class?
A Member Variable
B Member function
C Class function
D Classic function
Answer:B
4 Which of the following concept of oops allows compiler to insert
arguments in a function call if it is not specified?
A)) Call by value
B Call by reference
C Default arguments
D Call by pointer
Answer: C
5 How many instances of an abstract class can be created?
A 1
B 5
C 15
D 0
Answer: D
6 Which of the following cannot be friend?
A Function
B Class
C Object
D Operator function
Answer: C
7 Which of the following concepts of OOPS means exposing only necessary
information to client?
A Encapsulation
B Abstraction
C Data hiding
D Data binding
Answer: B
8 Which of the following type of class allows only one object of it to be
created?
A Virtual class
B Abstract class
C Singleton class
D Friend class
Answer: C
9 Which of the following statements is correct?
A Base class pointer cannot point to derived class
B Derived class pointer cannot point to base class
C Pointer to derived class cannot be created.
D Pointer to base class cannot be create
Answer :B
