Programming Language C++ MCQ SET-4

C++ Progamming Language MCQs Questions and Answers | SET-4
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-4


Question 31-40

Question : 31

How many times AEM.com is printed here?
int main() { for(int i=0; i< 5; i++); cout<<"AEM.com";

[A].   0
[B].   1
[C].   4
[D].   5


Question : 32

Can a for loop contain another for loop?

[A].   No
[B].   Yes
[C].   Compilation Error
[D].   Runtime Error


Question : 33

To perform File I/O operations, we must use _____________ header file.

[A].   < ifstream>
[B].   < ofstream>
[C].   < fstream>
[D].   Any of these


Question : 34

Find output of below program
int main() { int c1,c2; int a = -8; int b = 3; c1 = --a + b; c2 = a-- + b; cout<<"c1="<<c1<<", "<<"c2="<<c2<<endl;

[A].   c1=-7,c2=-4
[B].   c1=-7,c2=-3
[C].   c1=-4,c1=b-3
[D].   c1=-6,c2=-6


Question : 35

If default constructor is not defined, then how the objects of the class will be created?

[A].   The compiler will generate error
[B].   Error will occur at run-time.
[C].   Compiler provides its default constructor to build the object.
[D].   None of these


Question : 36

Which Exception is thrown when new fails to allocate memory?

[A].   std::exception
[B].   std::bad_alloc
[C].   std::runtime_error
[D].   std::out_of_range


Question : 37

Which of the followings is/are not a manipulator/s ?

1. flush
2. base
3. ends
4. oct
5. bin
6. skipws

[A].   Only 1, 6
[B].   Only 1,4,6
[C].   Only 1,3,6
[D].   Only 2,5


Question : 38

An exception is thrown using _____________ keyword in CPP.

[A].   throws
[B].   throw
[C].   threw
[D].   Thrown


Question : 39

Which exception is thrown when dynamic_cast fails?

[A].   std::bad_typeid
[B].   std::logic_error
[C].   std::runtime_error
[D].   std::bad_cast


Question : 40

When Virtual Table is created?

[A].   Every Class has VTable
[B].   Class inherited from other Class
[C].   When a Class Overrides the function of Base class
[D].   Class has atleast one Virtual Function





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