The paper reviews, with some historical distance, the circumstances leading to the VMS operating system becoming the basis for developing and implementing the COBISS national shared bibliographic system.
The amendments to the Librarianship Act in 2015 redefined the status of school libraries and assigned new tasks associated with the monitoring of the activities and development of school libraries to the National and University Library (NUL). The statistical monitoring of activities performed by school libraries, the designing of the school library development strategy, the concept of three-year development plans and the development of regulations on the conditions to be met by school libraries in the field of education are among the new activities of the Library System Development Centre, NUL.
In autumn 2019, IZUM prepared the medium-term strategy for 2019–2024. Seven strategic objectives are identified. They are described based on the common methodology (situation analysis, description of the objectives, planned measures to achieve the objectives, expected results and effects, indicators and specific risk factors with risk control measures).
As one of the segments of data quality analysis, theoretical and methodological approaches towards measuring the quality of data in bibliographic and authority records are presented. On the basis of professional literature review, the paper focuses on metrics, methods of measurement and results analysis.