What will be the output of the following C++ code?
#include <iostream>
using namespace std;
template <class T>
class Test
{
private:
T val;
public:
static int count;
Test() {
count++;
}
};
template<class T>
int Test<T>::count = 0;
int main()
{
Test<int> a;
Test<int> b;
Test<double> c;
cout << Test<int>::count << endl;
cout << Test<double>::count << endl;
return 0;
}
#include <iostream>
using namespace std;
template <class T>
class Test
{
private:
T val;
public:
static int count;
Test() {
count++;
}
};
template<class T>
int Test<T>::count = 0;
int main()
{
Test<int> a;
Test<int> b;
Test<double> c;
cout << Test<int>::count << endl;
cout << Test<double>::count << endl;
return 0;
}A. 2
1
B. 1
2
C. 1
1
D. 2
2
Answer: Option A
This Question Belongs to C Plus Plus Programming >> C Plus Plus Miscellaneous
What does the 'sizeof' operator return in C++?
A. Size of a data type in bits
B. Size of a data type in bytes
C. Size of a variable in bytes
D. Size of a variable in bits
What is the purpose of the 'static' keyword in C++?
A. To declare a variable with dynamic storage duration
B. To declare a constant
C. To declare a variable with external linkage
D. To declare a variable with static storage duration
What is the difference between '++i' and 'i++' in C++?
A. None of the above
B. They both have the same effect
C. '++i' increments the value of 'i' before returning it, while 'i++' increments the value of 'i' after returning it
D. '++i' increments the value of 'i' after returning it, while 'i++' increments the value of 'i' before returning it
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