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UDC: Structure (375 words) |
 | Like the DDC, the UDC is based on the decimal system: every number is thought of as a decimal fraction with the initial point omitted, and this determines the filing order, but, for ease of reading, it is usually punctuated after every third digit. |
 | In UDC, all recorded knowledge is treated as a coherent system, built of related parts, in contrast to a specialized classification, in which related subjects are treated as subsidiary even though in their own right they may be of major importance. |
 | The UDC is a synthetic classification, which means that the enumerated classes are the building blocks whereby compound and complex classes may be denoted by the various synthetic notational devices (such as -,=,+,/). |
| UDC on the Radar Screen (1174 words) |
 | Without national standards as to the types or levels of UDC that might be considered "reasonable," the public is left with the impression that the single cause of UDC is agency "mishandling" of funds. |
 | UDC is the net difference between "available collections" and "distributed collections," reported by states to the federal government at the end of each quarter on the OCSE-34A report. |
 | UDC is reported in aggregate on Line 9B of the OCSE -34A Report. |