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ENIAC—«Úk{ R÷uõxÙkur™f fBÃÞwxh (The First
                                                          Electronic Computer)
                                                          R÷uõxÙkur™f  LÞw{urhf÷  RÂLx„úuxh  y™u  fBÃÞqxh,  ßnku™  {ki[÷e y™u
                                                          «uM…h yufxo îkhk 1946 {kt çkLkkððk{kt ykðu÷ {kxuLkwt Mkk{kLÞ nuíkw «Úk{

                                                          R÷uõxÙkur™f rzrsx÷ fBÃÞqxh nŒwt. Œu{kt  18,000 Úke ðÄw ðufâw{ xâwƒ
                                                          nŒe y™u Œu™e Íz… {kfo - 1 fhŒk 1000 „ýe ðÄkhu nŒe. ENIAC {kt
                                                          ÷„¼„ 200 kw …kðh™ku ð…hkþ ÚkŒku.
                                ENIAC




                  UNIVAC

                  UNIVAC  yÚkðk  Þwr™ð‚o÷ ykuxku{urxf  fBÃÞwxh,  1951 {kt  ßnku™
                  {ki[÷e y™u «uM…h yufxo™e ƒeS ‚V¤ þkuÄ nŒe, su yktfzkfeÞ y™u

                  þkÂçËf {krnŒe ƒt™u™u ‚t¼k¤e þfíkwt níkwt.

                  UNIVAC 5200 ðufâw{ xâwƒ ykðu÷e nŒe.
                                                                                               UNIVAC

                  «Úk{ …uZe{kt fBÃÞqxh™e ÷kûkrýfíkkyku
                      fË{kt rðþk¤
                      ½ýwt {kut½w

                      ðufâw{ xâwƒLkku WÃkÞkuøk

                  ƒeS …uZe (Second Generation) (1956–1964)                                    ðuõÞw{ xâqçk (Vacuum tube)

                  E.‚  1955 …Ae, xÙkÂLÍMxh y™u [wtƒfeÞ xu…™k W…Þku„Úke R÷uõxÙkur™f
                  fBÃÞqxh™e  Aƒe  ƒË÷kE  „E.  yk  ‚{Þ„k¤k  Ëhr{Þk™,  {wÏÞ  fBÃÞqxh

                  Wí…kËfkuyu yuõ‚u‚heÍ™e ©uýe yk…ðk™wt þY fÞwO su{ fu: …us r«Lx‚o, fuÚkkuz
                  hu-xâwƒ rzMÃ÷u, fkzo Vezh, ð„uhu.
                                                                                            {uøLkurxf xuÃk (Magnetic tape)


                  ƒeS …uZe{kt fBÃÞqxh™e ÷kûkrýfíkkyku
                      xÙkÂLÍMxhLkku WÃkÞkuøk
                      {uø™urxf xu…™ku W…Þku„ zuxk Mxkuh fhðk {kxu fhðk{kt ykðŒku nŒku.

                      fË{kt ™k™wt y™u «Úk{…uZe™k fBÃÞqxh fhŒkt ykuAwt ¾[ko¤.

                      Íz…e y™u rðï‚™eÞ.                                                             xÙkÂLÍMxh (Transistor)




                  ºkeS …uZe (Third Generation) (1965–1975)
                  ºkeS …uZe{kt, EÂLx„úuxuz ‚ŠfxT‚ (IC) ™e þkuÄÚke ™k™k fË™k fBÃÞqx‚o ðÄw ‚khe

                  fk{„ehe y™u ðÄw Mxkuhus ŒhV Ëkuhe „Þk.                                 RÂLxøkúuxuz MkŠfxMk (Integrated Circuits)

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                  10      M od ul ar ( V er  1 . 0 ) - V
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