Computer storage devices Integrated circuits 3 Semiconductor storage devices 3 Computer input-output equipment 2 Congresses 2 Data structures (Computer science) 2 Microcomputers 2 Semiconductors 2 Access control 1 Adaptive control systems 1 Algorithms 1 Computational linguistics 1 Computer architecture 1 Computer networks 1 Computers 1 Data processing 1 Database management 1 Electronic data processing departments 1 File organization (Computer science) 1 Information storage and retrieval systems 1 Machine theory 1 Magnetic bubble devices 1 Magnetic memory (Calculating-machines) 1 Magnetooptical devices 1 Mathematical models 1 Operating systems (Computers) 1 Optical storage devices 1 Parallel processing (Electronic computers) 1 Programmed instruction 1 Random access memory 1