system units components
expansion slot
Expansion Slot
- Advanced graphic cards
- Sound card
- Network interface
- Wireless network
- Tv tuner cards
bas line
Bus Line
- System buses
- Expansion buses: Universal serial Bus, Fire wire, PCI Express
microprocessors
Microprocessor
- Central Processing Unit
- Word
- Clock Speed
- Multi-Core Chip
Speciality Processor
- Coprocessor
- Smart Card
- Rfid Tags
system board
System Board
- Sockets
- Chips
- Slots
- Bus lines
character coding system (language of computer)
Character coding system
- ASCII
- EBCDIC
- Unicode
ports, cables and power supply
Ports
- Standard Ports
- Specialized Ports
- Legacy Ports
Cables
- Used to connect external devices
Power supply
- Computer (DC)
- Desktop (power supply unit)
- Notebook (AC adapter)
memory
Memory
- RAM (Random Access Memory)
- ROM (Read Only Memory)
- Flash
reflection
what I learn:
- to know what the most important component in the computer system
- the system unit measure to speed, capacity, and flexibility determine the power of microcomputers.
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