CST8174_Review_Lecture_2

CST8174_Review_Lecture_2 - Algonquin College CST8174...

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Algonquin College CST8174 CST8174 Computer Technology Basics Finishing Up
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Algonquin College CST8174 08/05/09 1 - 2 Finishing Up Let’s review some more topics we covered in the course Hard drives Optical media Monitors Display adapters
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Algonquin College CST8174 08/05/09 1 - 3 Hard Drives Major internal components of a hard drive Platters Read/write heads Actuator arms Spindle Motors
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Algonquin College CST8174 08/05/09 1 - 4 Hard Drives Organization Tracks Each platter consists of multiple concentric circles called tracks Cylinders Each group of tracks of the same diameter is called a cylinder Sectors If you cut your hard drive like you would a pie, each piece or wedge would represent a sector Cluster A cluster is a group of sectors ranging from 2 to 64 depending on how the drive is formatted
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Algonquin College CST8174 08/05/09 1 - 5 Hard Drives The hard drive geometry in the BIOS Cylinders Heads Sectors per track Write precompensation cylinder Landing zone
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Algonquin College CST8174 08/05/09 1 - 6 Hard Drives CHS Considered the normal mode The largest hard drive it can handle is 504MB Sector translation Physical geometry The actual number of heads, cylinders and sectors Logical geometry The values reported to the CMOS about the drive
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Algonquin College CST8174 08/05/09 1 - 7 Hard Drives ECHS
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CST8174_Review_Lecture_2 - Algonquin College CST8174...

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