World is going wide, accurate, quick and enhance, new topics are emerging, one of them is semantic web and services. Discussion required a way about reasoning of conventional web services with contrasts, having the server end of a client¿server system for machine-to-machine interaction via the World Wide Web. According to knowledge based activities semantic services are component of the semantic web because they use mark-up which makes data machine-readable in a detailed and sophisticated way. Our keen focusing areas are semantic metadata and ontologies for Big Data, integration and interplay of deductive (semantic) and statistical methods, scalability of Semantic Web methods and tools, and semantic approaches, web and schema data extraction and integration, ontology based Information extraction, web ontology language.