The terms Direct and Indirect Access related to filling systems explain the number of classification and whether the file can be accessed immediately or whether an index is needed. Direct Access This type of classification includes the following:
Alphabetical classification (the basis of most system)It is simple and inexpensive to operate and most people can follow it easily. Its disadvantages are that it is cumbersome in a large system and can arise with some names. Alphabetical rules must be followed consistently when filing by name.()