Final answer:
The command 'riot -output rdf/xml code/' converts RDF data in the 'code/' directory into the RDF/XML format using the RIOT, a command-line utility for handling RDF data.
Step-by-step explanation:
The command riot -output rdf/xml code/ is related to the task of converting data to a specific format. In this context, 'riot' typically stands for RIOT (RDF I/O Toolkit), which is a command-line tool used for reading, writing, and processing RDF (Resource Description Framework) data. The inclusion of -output rdf/xml as a parameter indicates that the tool would be used to serialize RDF data into the RDF/XML format. The target code/ likely represents the directory containing RDF files to be processed. Therefore, this command tells RIOT to read RDF files from the specified directory and serialize them into RDF/XML format, which is an XML representation of RDF data commonly used for sharing and storing graph data on the web.