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Graphics Interchange Format  |  1998-02-10  |  15.8 KB  |  338x273  |  4-bit (14 colors)
   ocr: Header Purpose Allow Specities the allowed methods le.g.GET, HEAD, or POST). Content-encoding If the entity has been encoded (as in being compressed or encrypted), this header identifies the method of encoding SO that the receiving entity can determine how to decode ittoi its underlying content type. content-length The size (number of bytes) contained by the object. content-type A description of the entity itself le.g. - HTML, GIF, JPG, etc.). Expires Attaches a time stamp to the entity after which a user agent should consider the entity stale. Last-modiTied Indicates the date and time that th ...