Transfers a file or files from an input volume to an output
    volume. You can use the COPY command to do any of the following:

    o  Copy a file from a foreign volume to a native volume

    o  Copy a file from a native volume to a foreign volume

    o  Copy a file from one foreign volume to another foreign volume

    o  Convert the format of the file during the transfer

    o  Copy groups of files from volume to volume

    o  Give the output file a different name from the input file

    Format

      COPY  input-file-spec[, . . . ] output-file-spec