C++ miscellaneous MCQ question and answer with solution

41

Which of the following is the limitation of bitset over vector bool?

A) Space B) Size C) Type D) Speed

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Answer & Solution

Answer: Option B

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42

Which of the following is corect way of constructing bitset using integer number?

A) bitset<size> b; B) bitset<size> b(12); C) bitset<size> b(string("1100")); D) bitset<size> b(float(12));

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Answer & Solution

Answer: Option B

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43

What should be the name of the constructor?

A) same as the object B) same as the member C) same as the class D) same as the function

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Answer & Solution

Answer: Option C

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44

Which block should be placed after try block?

A) catch B) throw C) either catch or throw D) handler

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Answer & Solution

Answer: Option A

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45

What does the checked iterator allow you to find?

A) Warnings B) Compile time error C) Run time error D) Warnings & Run time error

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Answer & Solution

Answer: Option C

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46

How many objects are used for input and output to a string?

A) 1 B) 2 C) 3 D) 4

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Answer & Solution

Answer: Option C

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47

The C++ code which causes abnormal termination/behaviour of a program should be written under . . . . . . . . block.

A) try B) catch C) finally D) throw

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Answer & Solution

Answer: Option A

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48

Pick the correct statement.

A) Pure virtual functions and virtual functions are the same B) Both Pure virtual function and virtual function have an implementation in the base class C) Pure virtual function has no implementation in the base class whereas virtual function may have an implementation in the base class D) The base class has no pure virtual function

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Answer & Solution

Answer: Option C

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49

How many Engine Adaptors are there in C++?

A) 1 B) 2 C) 3 D) 4

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Answer & Solution

Answer: Option C

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50

What will be the output of the following C++ code?

#include <iostream>
#include <exception>
using namespace std;
int main () 
{
    try
    {
        double* i= new double[1000];
        cout << "Memory allocated";
    }
    catch (exception& e)
    {
        cout << "Exception arised: " << e.what() << endl;
    }
    return 0;
}

A) Memory allocated B) Exception arised C) Depends on the computer memory D) Memory allocatedException arised

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Answer & Solution

Answer: Option C

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C++ miscellaneous MCQ question and answer with solution | C++ Programimg MCQs