Computer Systems Computer Generations and Types. COMPUTER GENERATIONS 1. VACUUM TUBES: 1946-1959

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<ul><li><p>Computer SystemsComputer Generations and Types</p></li><li><p>COMPUTER GENERATIONS1. VACUUM TUBES: 1946-1959</p></li><li><p>COMPUTER GENERATIONS1. VACUUM TUBES: 1946-19592.TRANSISTORS: 1957-1963</p></li><li><p>COMPUTER GENERATIONS1. VACUUM TUBES: 1946-19592. TRANSISTORS: 1957-19633.INTEGRATED CIRCUITS: 1964-1979</p></li><li><p>COMPUTER GENERATIONS1. VACUUM TUBES: 1946-19592. TRANSISTORS: 1957-19633. INTEGRATED CIRCUITS: 1964-19794.VERY LARGE-SCALE INTEGRATED (VLSI) CIRCUITS: 1980- PRESENT</p></li><li><p>SUPERCOMPUTERTERAFLOP: TRILLION CALCULATIONS/SECONDHIGHLY SOPHISTICATEDCOMPLEX COMPUTATIONSFASTEST CPUsLARGE SIMULATIONSSTATE-OF-THE-ART COMPONENTSEXPENSIVE</p></li><li><p>MAINFRAMELARGEST ENTERPRISE COMPUTER5O MEGABYTES TO OVER ONE GIGABYTE RAMCOMMERCIAL, SCIENTIFIC, MILITARY APPLICATIONSMASSIVE DATACOMPLICATED COMPUTATIONSMIPS: Millions of Instructions per second</p></li><li><p>MINICOMPUTERMIDDLE-RANGE10 MEGABYTES TO OVER ONE GIGABYTE RAMUNIVERSITIES, FACTORIES, LABSUSED AS FRONT-END PROCESSOR FOR MAINFRAME</p></li><li><p>MICROCOMPUTERDESKTOP OR PORTABLE64 KILOBYTES TO OVER 128 MEGABYTES RAMPERSONAL OR BUSINESS COMPUTERSAFFORDABLEMANY AVAILABLE COMPONENTSCAN BE NETWORKED</p></li><li><p>LAPTOPS &amp; SMALLERLAPTOP (OR NOTEBOOK): Briefcase type package, very portable, can be inexpensive, can connect to other computers or networksHAND-HELD (OR PALMTOP): Sub-miniature, wireless computer. Growing in sophistication and connectivity</p></li></ul>