What is the value in after substring upon completion of the following code?

The following breakpoint does which of the following:

What mechanical action of a Boolean would you use to mimic a button on a Windows dialog?

You develop a SubVI that only outputs a value and need to use this SubVI in a (calling) VI. Which of the following is the best way to enforce dataflow to control the execution of the SubVI?

The Current Time indicator should update every second, starting when the user clicks the Start Timing button and stopping when the user clicks the Stop Timing button.
What values must be entered in the Start Timeout and Stop Timeout constants in the Start Timing and the Stop Timing event structure cases?