9 Computer programs recorded on data media for use in database management, downloadable computer programs for use in database management, notebook computers, microprocessors, semiconductors, computer workstations comprising CPU, memory unit, input-output unit and interface, magnetic encoders, transmitters of electronic signals, computer central processing units, integrated circuits, computers, computer games apparatus, namely, joysticks, closed circuit television monitors, printed circuit boards, pocket-sized calculators, downloadable electronic musical sound recordings, downloadable electronic books, newspapers, and papers featuring information on studying and entertainment topics