How many ways of passing a parameter are there in c++? 

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

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

If the file to be included does not exist,the preprocessor flashes an error message.

  What is the maximum number of keys that a B+ -tree of order 3 and of height 3 have? 

 Out of the following, which is not a member of the class?
 

What is the result of deleting a pointer twice in a C++ program?

What does the realloc() function do in the C programming language?

#include void print(int test) { if (test < 1) { return; } printf("%d ", test); return (print(test-1)); } int main() { int test = 5; print(test); }