Dewey decimal classification and Library of Congress Classification are the two most widely used classification schemes and both are very effective tools for organizing materials in public and academic libraries
Singh (2011) states that the Dewey decimal classification scheme is a system of library classification that classifies all topics, knowledge and information into ten main classes numbered from 000 to 900, which together cover the entire world of knowledge. These ten classes are further divided into ten divisions which are also divided into ten sections.
The system has value because of its well-defined categories, well-developed hierarchies, and rich network of relationships among topics, worldwide use, and …show more content…
Both schemes have much difference in content. LCC embraces all human knowledge into 20 main classes. Each letter stands for one main class while each main class can further be divided by means of a second letter e.g. main class A (General works) may have subclasses AA through AZ.
A good classification scheme cannot do without an index which is an alphabetical listing of the terms used in the schedule, with the corresponding notations attached. Unfortunately LCC has no general index to the whole scheme. Instead most classes have their own