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What is the syntax of swap()? - Practice - ObjectiveMcq

HomePracticeC++ InterviewProgrammingWhat is the syntax of swap()?...

Programming C++ InterviewHard

What is the syntax of swap()?

Correct Answer: A — arr1.swap(arr2);

The correct syntax of swap function is arr1.swap(arr2) i.e. one array calling swap() function with second array as parameter to swap function. Also swap is a function therefore [] operator cannot be used to call swap function.

Related Practice

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

#include <iostream>

#include <bitset>

using namespace std;

int main()

{

bitset<b1(95);

bitset<b2 = b1 >> cout<<b1<<endl<<b}
What will be the output of the following C++ code

#include <iostream>

#include <bitset>

using namespace std;

int main()

{

bitset<b1(95);

bitset<b2 = b1 << cout<<b}
What happens when only one argument is supplied to flip() function?
What happens when no argument is supplied to flip() function?
What is the use of the flip function in bitset?
Which of the following is correct?
How destructor overloading is done?
What will be the output of the following C++ code

#include <iostream>

using namespace std;

class A{

public:

int a;

A(){

cout<<"Constructor called";

}

} a;

int main(int argc, char const *argv[])

{

return}