Question: Explicit variable declaration is required. MyVar is declared at both the module and the procedure level. What is the value of MyVar after first AAA() and then BBB() are run?

1. MyVar equals "Procedure AAA Scope"
2. ISNULL(MyVar) is TRUE
3. MyVar equals "Procedure BBB Scope"
4. MyVar is NULL

Answer: The correct answer of the above question is Option C:MyVar equals "Procedure BBB Scope"