0 SCIENCE AND KNOWLEDGE. ORGANIZATION. COMPUTER SCIENCE. INFORMATION. DOCUMENTATION. LIBRARIANSHIP. INSTITUTIONS. PUBLICATIONS 00 Prolegomena. Fundamentals of knowledge and culture. Propaedeutics 001 Science and knowledge in general. Organization of intellectual work 001.1 Concepts of science and knowledge 001.18 Future of knowledge 001.32 Learned, scientific societies. Academies 001.8 Methodology 001.89 Organization of science and scientific work 001.9 Dissemination of ideas 002 Documentation. Books. Writings. Authorship 003 Writing systems and scripts 003.01/.09 Special auxiliary subdivision for writing systems and scripts 003.01 Origins, precursors of scripts. Early forms of scripts 003.02 Emergence of writing 003.03 Graphic expression of language 003.05 Means of producing signs and scripts 003.07 Uses and styles of writing 003.08 Characteristics of writing 003.09 Techniques and methods of deciphering scripts 003.2 Writing systems. Graphic representations of concepts 003.21/.23 Conventional writing systems used for general purposes of literate language communities. Orthographies 003.21 Picture writing 003.22 Syllabic writing systems 003.23 Alphabetic writing systems 003.3 Scripts 003.5 Writing materials and equipment 003.6 Other kinds of graphic representation of thought 004 Computer science and technology. Computing. Data processing 004.01/.08 Special auxiliary subdivision for computing 004.01 Documentation 004.02 Problem-solving methods 004.03 System types and characteristics 004.04 Processing orientation 004.05 System and software quality 004.07 Memory characteristics 004.08 Input, output and storage media 004.2 Computer architecture 004.22 Data representation 004.23 Instruction set architecture 004.25 Memory system 004.27 Advanced architectures. Non-Von Neumann architectures 004.3 Computer hardware 004.3`1/`2 Special auxiliary subdivision for hardware 004.3`1 Production of computers 004.3`2 Computer installations 004.31 Processing units. Processing circuits 004.32 Computer pathways 004.33 Memory units. Storage units 004.35 Peripherals. Input-output units 004.38 Computers. Kinds of computer 004.4 Software 004.4`2/`6 Special auxiliary subdivision for software 004.4`2 Software development tools 004.41 Software engineering 004.42 Computer programming. Computer programs 004.43 Computer languages 004.44 Programming language translation 004.45 System software 004.46 Runtime environment 004.49 Computer infections 004.5 Human-computer interaction. Man-machine interface. User interface. User environment 004.51 Display interface 004.52 Sound interface 004.55 Hypermedia. Hypertext 004.58 User help 004.6 Data 004.62 Data handling 004.63 Files 004.65 Databases and their structures 004.67 Systems for numeric data 004.7 Computer communication. Computer networks 004.71 Computer communication hardware 004.72 Network architecture 004.73 Networks according to area covered 004.738 Network interconnection. Internetworking 004.75 Distributed processing systems 004.77 General networking applications and services 004.78 Online computing systems for specific use 004.8 Artificial intelligence 004.9 Application-oriented computer-based techniques 004.91 Document processing and production 004.92 Computer graphics 004.93 Pattern information processing 004.94 Simulation 005 Management 005.1 Management theory 005.2 Management agents. Mechanisms. Measures 005.3 Management activities 005.31 Operational research (OR) 005.32 Organizational behaviour. Management psychology 005.33 Management conditions. Factors 005.4 Processes in management 005.5 Management operations. Direction 005.6 Quality management. Total quality management (TQM) 005.7 Organizational management (OM) 005.9 Fields of management 005.91 Administrative management. Secretariat 005.92 Records management 005.93 Plant management. Physical resources management 005.94 Knowledge management 005.95/.96 Personnel management. Human Resources management 006 Standardization of products, operations, weights, measures and time 006.3/.8 Standards 006.91 Metrology. Weights and measures in general 006.92 Horology. Determination and standardization of time 007 Activity and organizing. Communication and control theory generally (cybernetics). 'Human engineering' 007.5 Self-acting systems 008 Civilization. Culture. Progress 01 Bibliography and bibliographies. Catalogues 011 Universal and general bibliographies 012 Author bibliographies. Individual bibliographies 013 Collective bibliographies 014 Bibliographies of works of particular characteristics 015 Bibliographies of place 016 Special subject bibliographies 017/019 Catalogues 017 Catalogues in general. Subject catalogues 018 Name catalogues 019 Dictionary catalogues 02 Librarianship 021 Function, value, utility, creation, development of libraries 022 Library site, building, premises. Equipment 023 Library administration. Staff. Personnel 024 Relations with the public. Regulations for library use 025 Administrative departments of libraries 026 Special libraries 027 General libraries 027.6 Libraries for special classes of user 027.7 Libraries of institutions of higher education 027.8 Libraries of institutions of primary and secondary education 030 General reference works (as subject) 050 Serial publications, periodicals (as subject) 06 Organizations of a general nature 06.01/.05 Special auxiliary subdivision for organizations and associations 06.01 Rights and obligations of members 06.05 Awards. Honours. Prizes. Distribution of prizes, awards 061 Organizations and other types of cooperation 061.1 Governmental organizations and cooperation 061.2 Nongovernmental organizations and cooperation 061.23 Organizations with humanitarian, philanthropic aims 061.25 Secret or semi-secret organizations and movements 061.27 Foundations. Endowments. Institutions 069 Museums. Permanent exhibitions 070 Newspapers. The Press. Journalism 08 Polygraphies. Collective works 082 Collective polygraphy 084 Pictorial material 086 Documents of particular form 087 Documents of particular origin or destination 09 Manuscripts. Rare and remarkable works 091 Manuscripts 092 Xylographic books 093 Incunabula 094 Other precious, remarkable or rare printed works 095 Books remarkable for their binding 096 Books remarkable for their illustrations or for materials used 097 Marks of ownership or origin