Example image of eyePlorer eyePlorer map for 'Read-only memory': File system permissions Computer Computer data storage Computer software Firmware Personal computer hardware Mask ROM Semiconductor device fabrication Solid state (electronics) EPROM Flash memory Random access Economy of scale Field-programmability Combinational logic Logic gate Lookup table Integrated circuit Propagation delay Word (computing) Semiconductor fabrication plant Research and development Product recall PROM EEPROM Serial cable Toshiba Hard disk drive Memory card MicroSD USB flash drive Booting Bootstrapping (computing) Non-volatile memory Von Neumann architecture State (computer science) ENIAC Bit BASIC Home computer Magnetic storage Operating system Commodore 64 KERNAL Kibibyte BIOS IBM IBM PC compatible IBM Personal Computer XT DVD