If an event does not produce the desired action, open the coding window for the source element, click the tab for the incorrect event, then click the ___________________ button.

The __________ function returns a string that is part of another string.

Fill in the blank(s) with the appropriate word(s).

Explain why the statement "The network seems to be working OK so there must not be any RF interference." might be considered a wireless ‘myth'.

What will be an ideal response?