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CHAPTER
EXTERNAL MEMORY
6.1 Magnetic Disk
Magnetic Read and Write Mechanisms
Data Organization and Formatting
Physical Characteristics
Disk Performance Parameters
6.2 Raid
RAID Level 0
RAID Level 1
RAID Level 2
RAID Level 3
RAID Level 4
RAID Level 5
RAID Level 6
6.3 Optical Memory
Compact Disk
Digital Versatile Disk
High-Definition Optical Disks
6.4 Magnetic Tape
6.5 Recommended Reading and Web Sites
6.6 Key Terms, Review Questions, and Problems
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