Ontology construction for explicit description of domain knowledge

In the modern era numerous information are available in the World Wide Web which makes it difficult to get the semantic information. Ontologies plays vital role after the evolution of the Semantic Web. Ontologies are used in various domains. Ontology is used to refine the search with semantics and give the best result to the user. This paper portrays the construction of two different domain ontologies i.e. Knowledge Based Question Answering System (KBQA) and software requirements elicitation from unstructured text.