Programming Language C++ MCQ SET-9

C++ Progamming Language MCQs Questions and Answers | SET-9
C++ Progamming Language Solved Multiple Choice Questions

Important C++ Progamming Language Solved Questions and Answers

Welcome to our exclusive collections of C++ Progamming Language (MCQ) Questions and with answers. Important C++ Progamming Language online MCQs practice test sets questions with answers for interviews, competitive exams. These multiple choice questions(MCQs) on C++ Progamming Language are suitable for both aspirant freshers and experienced who are preparing for competitive exam. In these MCQs sets we are going to share most important questions related to C++ Progamming Language. These questions are very helpful for those candidates ans aspirants who are preparing for the various government and non government exam as well as in interview.

C++ Progamming Language MCQs Questions and Answers | SET-9


Question 81-90

Question : 81

During a class inheritance in CPP, if the visibility mode or mode of derivation is not provided, then by default visibility mode is ___________.

[A].   public
[B].   protected
[C].   private
[D].   Friend


Question : 82

If we have object from fstream class, then what is the default mode of opening the file

[A].   ios::in|ios::out
[B].   ios::in|ios::out|ios::trunc
[C].   ios::in|ios::trunc
[D].   Default mode depends on compiler


Question : 83

A Constructor that does not have any parameters is called____________ Constructor.

[A].   Custom
[B].   Dynamic
[C].   Static
[D].   Default


Question : 84

What is size of void in C++?

[A].   2 Bytes
[B].   4 Bytes
[C].   Undefined
[D].   0


Question : 85

__________ is return type of is_open() function.

[A].   int
[B].   bool
[C].   float
[D].   char *


Question : 86

The derivation of Child class from Base class is indicated by ____ symbol.

[A].   ::
[B].   :
[C].   ;
[D].   |


Question : 87

C++ is superset of which langauge?

[A].   BASIC
[B].   VB
[C].   PASCAL
[D].   C


Question : 88

Only functions of the class can access the data of the class and they(functions) provides the interface between data, objects and the program. This kind isolation of the data from direct access by the program is called _______________ .

[A].   Data Abstraction
[B].   Data Hiding
[C].   Data Binding
[D].   Data Encapsulation


Question : 89

What is size of void in C++?

[A].   2 Bytes
[B].   4 Bytes
[C].   Undefined
[D].   0


Question : 90

What is the output of below program?
int main() { int a = 10; cout<<a++; return 0; }

[A].   10
[B].   11
[C].   12
[D].   Not defined





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