Depth-first search. Depth-first search (DFS) is an algorithm for traversing or searching tree or graph data structures. One starts at the root (selecting some arbitrary node as the root in the case of a graph) and explores as far as possible along each branch before backtracking.
Derivative classification is: the incorporating, paraphrasing, restating, or generating in new form information that is already classified and the marking of the new material consistent with the classification of the source material, or the marking of the information in accordance with an authorized classification guide.
The noun CLASSIFICATION has 4 senses: 1. the act of distributing things into classes or categories of the same type. 2. a group of people or things arranged by class or category. 3. the basic cognitive process of arranging into classes or categories.4. restriction imposed by the government on documents or weapons that are available only to certain authorized people. Familiarity information: CLASSIFICATION used as a noun is uncommon.. the act of distributing things into classes or categories of the same type. 2. a group of people or things arranged by class or category. 3. the basic cognitive process of arranging into classes or categories.