Differentiate among various styles Differentiate among various styles of system units of system units Identify chips, adapter cards, and other Identify chips, adapter cards, and other components of aamotherboard components of motherboard Describe the components of aaprocessor and how Describe the components of processor and how they complete aamachine cycle they complete machine cycle Identify characteristics of various personal Identify characteristics of various personal computer processors on the market today computer processors on the market today Define aabit and describe how aaseries of bits Define bit and describe how series of bits represents data represents data Explain how programs transfer in Explain how programs transfer in and out of memory and out of memory Differentiate among the various Differentiate among the various types of memory types of memory Describe the types of expansion slots and Describe the types of expansion slots and adapter cards adapter cards Explain the difference among aaserial port, aa Explain the difference among serial port, parallel port, aaUSB port, and other ports parallel port, USB port, and other ports Describe how buses contribute to aa Describe how buses contribute to computer’s processing speed computer’s processing speed Identify components in mobile computers Identify components in mobile computers and mobile devices and mobile devices
Chapter 4 The Components of the System Unit
The System Unit
What is the system unit?
Case that contains electronic components of the computer used to process data
Sometimes called the chassis system unit system unit system unit
The System Unit
What are common components inside the system unit?
Processor Memory Adapter cards
Sound card Modem card Video card Network card power supply drive bays
Ports Drive bays Power supply network card modem card
p. 4.04 Fig. 4-1