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Data Storage Networking: Real World Skills for the CompTIA Storage+ Certification and Beyond by Nigel Poulton

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Chapter4

RAID: Keeping Your Data Safe

TOPICS COVERED IN THIS CHAPTER:

  • What RAID is and why we need it
  • Hardware vs. software RAID
  • Striping
  • Parity
  • Mirroring
  • Standard RAID levels
  • Performance
  • Reliability
  • The future of RAID

image This chapter covers all of the RAID material required for the CompTIA Storage+ exam, and more. You'll start with the basics, including a history of RAID technology and why it has been, and continues to be, such a fundamental requirement in enterprise technology across the globe.

This chapter compares different implementations of RAID, including an analysis of both hardware RAID and software RAID, the pros and cons of each, and ...

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