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Which of the following is a subtype of Blob?(a) Elemental Object(b) Create Object(c) Data Object(d) File ObjectI had been asked this question in an international level competition.The doubt is from Blobs in JavaScript topic in portion Caching, Debugging and Animation of JavaScript

Answer» CORRECT ANSWER is (d) File Object

The best I can EXPLAIN: The File interface is based on Blob, inheriting blob functionality and expanding it to support files on the user’s system. The client-side JAVASCRIPT File object is a subtype of Blob: a File is just a Blob of data with a name and a modification DATE.


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