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Databases and Information Retrieval is written to impart in students the knowledge and skills needed in understanding issues relating to information retrieval in database environments. The content has been kept up-to-date for students to acquire skills and knowledge useful in the shorter and longer run. The range of topics covered include: introduction to data, information and knowledge, metadata and data dictionary, and properties and types of databases. Others include file organization, data modeling, database normalization and Structured Query Language (SQL). Information retrieval using...

Information Technology Tools and Applications is primarily written in response to the dearth of quality texts on Information Technology (IT) tailored to serve the needs of on-site and distance learners. It introduces tertiary level students to the fundamentals of IT tools and their applications in very simple and lucid language. The content includes: vivid description of basic ICT concepts - computer hardware and software (particularly those for performing data processing tasks as word processing, spreadsheet, database management and presentations), description of web browsing and...