In recent years, more teachers have moved toward a student-centered approach. However, some students maintain that teacher-centered education is the more effective strategy. In most cases, it is best for teachers to use a combination of approaches to ensure that all student needs are met. When both approaches are used together, students can enjoy the positives of both types of education.
Computer Based Information System (CBIS) is an information system in which the computer plays a major role. Such a system consists of the following elements: 1  Hardware: The term hardware refers to machinery. Data: Data are facts that are used by program to produce useful information. 2  Like programs, data are generally stored in machine-readable from on disk or tape until the computer needs them. 3  Procedures: Procedures are the policies that govern the operation of a computer system.
A knowledge base (KB) is a technology used to store complex structured and unstructured information used by a computer system. The initial use of the term was in connection with expert systems which were the first knowledge-based systems.The original use of the term knowledge-base was to describe one of the two sub-systems of a knowledge-based system.t this point in the history of Information Technology the distinction between a database and a knowledge-base was clear and unambiguous. A database had the following properties: 1  Flat data. 2  Data was usually represented in a tabular format with strings or number in each field.