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Upgrading and Repairing PCs Chapter One Personal Computer History Bits - Short for “Binary Digits” In 1959 Texas Instruments invented the IC (Integrated Circuit) In 1973 MITS introduced the “Altair” featuring an 8080 processor and 256 Bytes of memory for $395. Personal Computer History

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personal computer history
Personal Computer History
  • Bits - Short for “Binary Digits”
  • In 1959 Texas Instruments invented the IC (Integrated Circuit)
  • In 1973 MITS introduced the “Altair” featuring an 8080 processor and 256 Bytes of memory for $395.
personal computer history3
Personal Computer History
  • In 1975 IBM introduced the”Model 5100” with 16 Kilobytes of memory for $9,000.
  • In 1976 Apple introduced the “Apple I” for $666.
  • In the 1980’s, Apple was the primary dominating force behind PCs.
the ibm personal computer
The IBM Personal Computer
  • Wednesday, August 12th, 1981, IBM changed the face of computing by releasing the “IBM PC”
  • Digital Research was originally contacted to write the OS (Operating System) but balked. A small, fledgling company named Microsoft eagerly took up the task