What is the output of this program?
#include <iostream.h> using namespace std; #define MIN(a,b) (((a)<(b)) ? a : b) int main () { float i, j; i = 100.1; j = 100.01; cout <<"The minimum is " << MIN(i, j) << endl; return 0; }
using namespace std; #define MIN(a,b) (((a)<(b)) ? a : b) int main () { float i, j; i = 100.1; j = 100.01; cout <<"The minimum is " << MIN(i, j) << endl; return 0; }
Which is used for manually writing lookup table?
In C++, dynamic memory allocation is accomplished with the operator ____
#include <iostream> using namespace std; int main() { double a = 21.09399; float b = 10.20; int c ; c = (int) a; cout << c ; c = (int) b; cout << c ; return 0; }
How many parameters are required for sort_heap function?
Given a class named Book, which of the following is not a valid constructor?
#include <iostream.h> using namespace std; void Sum(int a, int b, int & c) { a = b + c; b = a + c; c = a + b; } int main() { int x = 2, y =3; Sum(x, y, y); cout << x << " " << y; return 0; }
Which operators are part of RTTI?
What punctuation is used to signal the beginning and end of code blocks?
What is the output of this program? #include <iostream.h> using namespace std; void Values(int n1, int n2 = 10) { using namespace std; cout << "1st value: " << n1; cout << "2nd value: " << n2; } int main() { Values(1); Values(3, 4); return 0; }
#include <iostream.h> using namespace std; void Values(int n1, int n2 = 10) { using namespace std; cout << "1st value: " << n1; cout << "2nd value: " << n2; } int main() { Values(1); Values(3, 4); return 0; }
#include <iostream.h> using namespace std; int func(int m = 10, int n) { int c; c = m + n; return c; } int main() { cout << func(5); return 0; }
#include <iostream> #include <vector> using namespace std; int main():q { vector<int> v; v.assign( 10, 42 ); for (int i = 0; i < v.size(); i++) { cout << v[i] << " "; } }
Which of the following is false?
To what kind of elements does non-modifying sequence algorithm can be applied?
Where does the exceptions are used?
#include <iostream.h> #include <deque.h> using namespace std; int main () { unsigned int i; deque<int> mydeque; mydeque.push_back ( 100 ); mydeque.push_back ( 200 ); mydeque.push_back ( 300 ); for (deque<int> :: iterator it = mydeque.begin(); it != mydeque.end(); ++it) mydeque.clear(); cout << ' ' << *it; }
#include <iostream.h> using namespace std; #define MAX 10 int main() { int num; num = ++MAX; cout << num; return 0; }
What do we need to do to pointer for overloading the subscript operator?
#include <iostream.h> using namespace std; const int SIZE = 10; class safe { private: int arr[SIZE]; public: safe() { register int i; for (i = 0; i < SIZE; i++) { arr[i] = i; } } int &operator[](int i) { if (i > SIZE) { cout << "Index out of bounds" <<endl; return arr[0]; } return arr[i]; } }; int main() { safe A; cout << A[5]; cout << A[12]; return 0; }
#include <iostream.h> using namespace std; void mani() void mani() { cout<<"hai"; } int main() { mani(); return 0; }
#include <iostream.h> using namespace std; int add(int a, int b); int main() { int i = 5, j = 6; cout << add(i, j) << endl; return 0; } int add(int a, int b ) { int sum = a + b; a = 7; return a + b; }
What are mandatory parts in function declaration?
What will happen while using pass by reference
#include <iostream.h> using namespace std; #define PI 3.14159 int main () { float r = 2; float circle; circle = 2 * PI * r; cout << circle; return 0; }
Which option is best to eliminate the memory problem?
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