CLAD 03-06

Which of the following statements is true about the following block diagram?

1. The loop will execute once and the iteration terminal, , will output a value of one.
2. The loop will execute once and the iteration terminal, , will output a value of zero.
3. The loop will execute infinitely and the program will have to be aborted.
4. The loop will not execute once and the iteration terminal, , will output a null value.