Mother Board

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Mother Board

  1. 1. The Motherboard Mohamed Sefer Al-Rashidi
  2. 2. 1. Inside a PC CD-ROM drive Power supply Hard disk drive Mother board Floppy disk drive Sound/network cards Wires and ribbon cables 000-209 Intro to CS. 5/Mother 2
  3. 3. 2. The Motherboard   Definition: The most important part of a PC is the motherboard. It holds:  the processor chip  memory  chips  the 000-209 Intro to CS. 5/Mother chips that handle input/output (I/O) expansion slots for connecting peripherals 3
  4. 4. Motherboard Picture Read-only Memory (ROM) chips Random Access Memory (RAM) chips. Processor chip (the CPU) 000-209 Intro to CS. 5/Mother Expansion slots 4
  5. 5. 3. RAM    Random Access Memory (RAM). RAM is used to hold programs while they are being executed, and data while it is being proc essed. RAM is volatile, meaning that information written to RAM will disappear when the comp uter is turned off. 000-209 Intro to CS. 5/Mother continued 5
  6. 6. 4. ROM     Read-Only Memory can be read but not changed. It remembers its contents even when the power is turned off. ROM chips are used to store the instructions a computer needs during start-up, called firmware. Some kinds of ROM are PROM, EPROM, EEPROM, and CD-ROM. 000-209 Intro to CS. 5/Mother 6
  7. 7. Some Processors (CPUs) Pentium Chip PowerPC Chip Chip Fan 000-209 Intro to CS. 5/Mother 7
  8. 8. Some questions: 1) Put the name of these component In motherboard 000-209 Intro to CS. 5/Mother 8
  9. 9. 000-209 Intro to CS. 5/Mother 9
  10. 10. 2) Point to the motherboard in CPU 000-209 Intro to CS. 5/Mother 10
  11. 11. 3) What does the two kinds of memory ? 4) What does the holds of mother board? 5) Give one kind of processors ? 000-209 Intro to CS. 5/Mother 11
  12. 12. With my best wishes 000-209 Intro to CS. 5/Mother 12

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