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  1. When a new version of any cache is available which even is fired?
    1. obsolete
    2. checking
    3. updateready
    4. progress
    5. None of these
Correct Option: C

When there is an availability of the new version of the cache updateready event is fired. When the resources are being downloaded then progress event is fired. Checking event is fired when an update is being checked. Obsolete is fired when the current cache is marked obsolete.



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