Microsoft® Windows® Scripting Self-Paced Learning Guide

Quiz Yourself

Q.	What is the reason for including Option Explicit as the first line of a VBScript?
A.	Option Explicit forces you to list each variable you are going to use in your script. It is useful in that it guards against misspelled words and helps you to know which parts of the script are real commands and which parts are made-up variable names. When you do not use Option Explicit, a misspelled variable automatically becomes a new variable.
Q.	You are trying to read from the registry; however, every time the script gets to a particular key, the script fails. What can be done to prevent this?
A.	You can use two approaches to prevent the script from failing when an error is present. The first is to include On Error Resume Next in your script. The ...