1.Which tag is must for compilation of mxml file?
-
Box
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Application
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Button
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Panel
B
Correct answer
Explanation
Application is correct. In MXML (Flex framework), the tag is the root container required for compilation. It represents the main entry point of the application. Box, Button, and Panel are UI components but cannot serve as the root element - an MXML file must have Application as its top-level tag to compile.