]> Size in bytes. Instances of this class represent sizes in bytes. Use an rdf:value pointing to the size as a positive integer. Location A string or URI that is used to access this learning object. Technology Instances of this class are technology requirements such as operating systems or browsers. Operating Systems Instances of this class are operating system versions. Browsers Instances of this class are browser versions. PC-DOS Instances of this class are versions of PC-DOS. MacOS Instances of this class are versions of MacOS. Unix Instances of this class are versions of Unix. Multi-OS Instances of this class are versions of more than one OS. None Instances of this class are no operating system at all (empty class). Any Instances of this class are versions of any browser. Netscape Communicator Instances of this class are versions of Netscape. Microsoft InternetExplorer Instances of this class are versions of Internet Explorer. Opera Instances of this class are versions of Opera. Amaya Instances of this class are versions of Amaya. Requirement The technical capabilities necessary for using this learning object. Operating system requirement Browser requirement Lowest possible version of the required technology to use this learning object. Highest possible version of the required technology to use this learning object. Installation Remarks Other Platform Requirements