Javascript Blobs MCQ

A Blob object represents an immutable, raw data file-like object. Blobs are used to represent data that isn't always in a JavaScript-native format.
Client-side databases can be used to retrieve blobs.

Blobs are used to represent data that isn't always in a JavaScript-native format.
You can make your own blobs by constructing them with a BlobBuilder object from strings, ArrayBuffer objects, and other Blobs.

The File interface is based on the Blob interface, inheriting blob functionality and expanding it to support files on the user's system.
A File is simply a Blob of data with a name and a modification date in client-side JavaScript.

Blobs can be created from other objects using the Blob() function Object() { [native code] }.
By passing a Blob to the send() method of an XMLHttpRequest object, you can upload it to a server.

Blobs can be created by using the Blob() function Object() { [native code] }. Create a Blob URL using the function createObjectURL ().
At the time of writing, the draught specification and Firefox 4 put this function in a global object called URL, and Chrome and Webkit prefixed that new global with webkitURL.