Researchers are often distressed to discover that the data they wanted to use in their landmark study is not configured in a way that is usable by a Statistical Analysis Software Package (SASP). For example, the data needed may come from two or more sources and it may not be clear to the researcher how to get them combined into one analyzable…

Models in Software Engineering are considered as abstract representations of software systems. Models highlight relevant details for a certain purpose, whereas irrelevant ones are hidden. Models are supposed to make system comprehension easier by reducing complexity. Therefore, models should play a key role in education, since they would ease the…

Describes a survey of library systems and software vendors that examined the sources, management, and use of authority records in their systems and the functions of an authority control module within an integrated system. Several tables and graphs offer summaries and comparisons of vendors' offerings and capabilities. The questionnaire used is…