Programming Language C++ MCQ SET-16

C++ Progamming Language MCQs Questions and Answers | SET-16
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-16


Question 151-160

Question : 151

While redefining a virtual function in the derived class, if its prototype is changed then ___________________ .

[A].   It will be overloaded by the compiler
[B].   Its virtual nature will be lost
[C].   Both [A] and [B]
[D].   Compiler will generate “Prototype mismatch error”


Question : 152

How can we restrict a function to throw certain exceptions?

[A].   Defining multiple try and catch block inside a function
[B].   Defining generic function within try block
[C].   Defining function with throw clause
[D].   It is not possible in CPP to restrict a function


Question : 153

In a program, If there exists a function template with two parameters and normal function say void add(int , int), so add(3,4) will _____________________ .

[A].   Invoke function template body as it is generic one
[B].   Invokes normal function as it exactly matches with its prototype
[C].   Not be called and Compiler issues warning
[D].   Not be called and Compiler issues ambiguity in calling add()


Question : 154

 Scope resolution operator is used______ .

[A].   to resolve the scope of global variables only
[B].   to resolve the scope of functions of the classes only
[C].   to resolve scope of global variables as well as functions of the classes
[D].   None of these


Question : 155

In case of inheritance where both base and derived class are having constructors, when an object of derived class is created then___________ .

[A].   constructor of derived class will be invoked first
[B].   constructor of base class will be invoked first
[C].   constructor of derived class will be executed first followed by base class
[D].   constructor of base class will be executed first followed by derived class


Question : 156

In case of operator overloading, operator function must be ______ .

1. Static member functions
2. Non- static member functions
3. Friend Functions

[A].   Only 2
[B].   Only 1, 3
[C].   Only 2 , 3
[D].   All 1 , 2, 3


Question : 157

Which of the following is not a file opening mode ____ .

[A].   ios::ate
[B].   ios::nocreate
[C].   ios::noreplace
[D].   ios::truncate


Question : 158

0

[A].   0
[B].   0
[C].   0
[D].   0


Question : 159

Attempting to throw an exception that is not supported by a function call results in calling _____________ library function.

[A].   indeterminate()
[B].   unutilized()
[C].   unexpected()
[D].   unpredicted()


Question : 160

#include iostream.h void Execute(int &x, int y = 200) { int TEMP = x + y; x+= TEMP; if(y!=200) cout«TEMP«x«y"--"; } int main() { int A=50, B=20; cout«A«B«"--"; Execute(A,B); cout«A«B«"--"; return 0; }

[A].   020--5020--
[B].   5020--7012020--12020--
[C].   5020--70120200--5020
[D].   5020--7050200--5020--





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