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Instructor: David Chen

The UM Institute of Technology. History of Computer. In 1888, Herman Hollerith created a card punch machine for US Census, Six weeks work instead of the 7 years by hand. Till 1942. Instructor: David Chen. The UM Institute of Technology. History of Computer.

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Instructor: David Chen

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  1. The UM Institute of Technology History of Computer In 1888, Herman Hollerith created a card punch machine for US Census, Six weeks work instead of the 7 years by hand. Till 1942 Instructor: David Chen

  2. The UM Institute of Technology History of Computer 1943, ENIAC Electronic Numerical Integrator Analyzer and Computer by US Army. 5000/sec., 30 tons, 100 feet long / 8 feet high, 1,500 Relay/ 17,468 vacuum tubes, Cost ½ million, Instructor: David Chen

  3. The UM Institute of Technology History of Computer MANUFACTURER IBM CPU Intel 8088/8188 SPEED 4.77 MHz(XT) RAM From 64k to 640k Display: Mono/COLORS 16 8 bit ISA One/Two 5.25'' FDD, 180k/ 360k 10Mb or 20Mb HD (XT only) IRQ = 7 1983, IBM introduce 1st PC (Professional Computer) Stand alone and network able model, IBM PC and PC XT Instructor: David Chen

  4. The UM Institute of Technology History of Computer MANUFACTURER IBM CPU Intel 80286 SPEED 6 MHz RAM From 640k Display: COLORS 16 CGA 16 bit ISA One 5.25'' FDD, 360k/720k 10Mb or 20Mb HD (XT only) IRQ = 7 OS MS DOS 1986, IBM introduce PC AT (286) Stand alone and network able model, Standard AT KB, 101 Key, The Later Model 2.5” FDD Instructor: David Chen

  5. The UM Institute of Technology • Power Supply • Case • Mother Board • CPU • Int. Removable Driver • Int. Hard Disk • Memory • Video Card • CD/DVD ROM • Modem (Optional) • NIC (Optional) • Sound Card (Optional) • Ext. Attach (Optional) Instructor: David Chen

  6. The UM Institute of Technology A typical ATX PC mother board Instructor: David Chen

  7. The UM Institute of Technology Key Word Concepts • BIOS: basic input/output system  • CMOS: complementary metal-oxide • semiconductor • CPU: central processing unit • ROM: read only memory • RAM: random access memory • IDE: integrated drive electronics • SCSI: small computer system interface • RAID: redundant arrays of inexpensive • disks • IRQ: Interrupt Request Channel Instructor: David Chen

  8. The UM Institute of Technology Mother Board Expansion Slots • ISA: Industry Standard Architecture 8/16 bit, 8MHz  • EISA: Extended Industry Standard Architecture 32 bit, 8MHz • MCA: Micro Channel Architecture 32 bit, 10MHz • VESA: Video Electronic Standard Architecture 32 bit, 25-33MHz • PCI: Peripheral Component Interconnect 32 bit, 33MHz • HPCI: Hercules PCI /PCI5 64 bit, 33/66MHz • PCIx: 64 bit, 66/133MHz • AGP: Advanced Graphic Port 64/128 bit, 66MHz Instructor: David Chen

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