Personal Computer

Personal Computer

1. ROM

   • Read only memory
   • Memory chip that stores data in form of bytes
   • Contains instructions that be directly accessed by the CPU

2. CPU

   • central processing unit
   • is the brain of the computer
   • most important element of the system
   • is measured in the amount of data

3. RAM

   • Random access memory
   • saves automically
   • holds large problems

4. Motherboard

   • The Motherboard pertains to the size and shape of the board
   • sockets ,internal and external connectors and ports are place within the motherboard
   • some manufactures have proprietary form factors based on ATX designs

5. Ohm's Triangle

   • Voltage
   • Power
   • current
   • Resistance
   • V2 /R
   • PXR

6. input devices

   • mouse and keyboard
   • Game pad and joystick
   • Digital camera and digital video camera
   • Biometric authentication device
   • scanner

7. Storage device

   • Floppy drive
   • Hard drive
   • Optical drive
   • Flash drive

8. Memory modules

   • DIP-Dual Inline Package
   • SIMM-Single Inline Memory module
   • SODIMM

9. Adapter cards

   • Sound Adapter
   • NIC
   • RAID Adapter
   • Video Adapter

10. Expansion slot

    • PCI-Peripheral component Incorrect
    • AGP-Is a designed to be used by video adapter
    • PCIe-Express is a serial bus expansion slot
    • ISA-Industry standard Architecture
    • EISA-Extended Industry Standard
    • MCA-Microchannel Architecture

11. Monitors

    • CRT
    • Projecter
    • LCD,LED,OLED