Consider the following code segment: if (fork() == 0){ if (fork() > 0) printf("Hello world\n"); else exit(0); } wait (NULL); How many times will the printf statement be executed?
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- void traceMe(double x, double y) { double z; z = (pow(x, y)); cout « fixed « showpoint <« setprecision(2)<« x « ", " « y « ", " « z « endl; int main() double one=2, two=6; traceMe(two, one); 2.00 , 6,00 , 36.00 6.00 , 2.00 , 36.00 6.00 , 2,00 , 64.00 O 6.00, 2.00, 4,00#define HELLO printf("hello\n") void doit () { } if (fork()==0) { fork(); HELLO; return; } HELLO; return; int main() { doit (); HELLO; return 0; } a. Assume no call to fork () fails. How many times does the above program print “hello”? b. Does that answer change if == is changed to != in the doit () function? c. Draw a process graph showing the evolution of this program.Write this statement in words: ? = {? ∈ ? +| − 1 ≤ ? ≤ 1}
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- Pass the first parameter by reference and the second parameter by value. char mein ( int c, char i) // correct this statement 2 E{ c =50; i = (char)c; 3 4 cout << (int)c + i << endl; 6. return 0; 7If integer cardCount is: 36, output "Short deck". 52, output "Standard". Otherwise, output "Another deck size". End with a newline. Ex: If the input is 36, then the output is: Short deck #include <iostream>using namespace std; int main() { int cardCount; cin >> cardCount; /* Your code goes here */ return 0;}Given: an int variable num, an int array current that has been declared and initialized, an int variable aNum that contains the number of elements in the array, an int variable bNum that has been initialized, and a bool variable isNum, Write code that assigns TRUE to isNum if the value of bNum can be found in current, and that assigns FALSE to isNum otherwise. Use only num, current, aNum, bNum, and isNum.