This standard refers to metadata as information objects about data, or data about data. In ISO/IEC 11179 Part-3, the information objects are data about Data Elements, Value Domains, and other reusable semantic and representational information objects that describe the meaning and technical details of a data item.hile the metadata application is manyfold covering a large variety of fields, there are specialised and well-accepted models to specify types of metadata. Bretheron & Singley (1994) distinguish between two distinct classes: structural/control metadata and guide metadata.
10 most extreme places on Earth. The DPT or DTAP is an immunization or vaccine to protect against the diseases diphtheria, pertussis, and tetanus. Five doses are commonly given to children between the ages of two months to five years old.
1 DPT adsorbed and Haemophilus b conjugate vaccine. 2  DPT vaccination. 3  DPT vaccine. 4  DPT vaccine. 5  DPT vaccine. 6  dpt.