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Flash AS3 – Actionscript : 10 common interview Questions

Are you going to appear for an interview that has to do with Flash Actionscript? If yes, read these 10 most commonly asked Actionscript and flash related questions. I bet you will be asked at lease 3 of them.

1. What is the difference between _root and _level0?

_level0 : references the main Timeline of all swf.
_root :
references the main Timeline in the level which loaded. Which means if you don’t have SWF within a SWF then _root and _level0 are the same. Otherwise _root is timeline for the main SWF file vs. _root is the timeline in the current level.