Vast content of data and information of important records should be maintained in perfect arrangement and order, this maintenance is Taxonomy. For the perfect Taxonomy the information must be categorized into sub groups which are mutually exclusive. The information can be effectively retrieved through the good Taxonomy. One of the examples of such perfect Taxonomy is structured by Swedish scientist; his biological classification is in use till today. Instead retrieving data from the stored media students use to recall the data mentally in their exam time Mr. Benjamin Bloom developed bloom taxonomy which is of six levels with in the cognitive domain. This bloom taxonomy help student for simple recognition and recall of information. The six levels in bloom’s taxonomy explained simplest to highest order mental evaluations. The blooms taxonomy explained those six steps develop the intellectual skills.
By following Bloom Taxonomy the advance version exists currently is new bloom’s taxonomy, students doing higher studies learns to think deeply in practicing new bloom’s taxonomy. The code is used nationally as an evident of uniqueness of provider is taxonomy code. There are three different levels in taxonomy code for the identification of providers of area and specialization. Level one is major group, level two is unique service, level three specialized area.