CHAPTER 7

This chapter taught us about :

- What is primary and secondary storage.

- Identify the important characteristics of secondary storage, including media, capacity, storage devices, and access speed.

- Describe hard-disk platters, tracks, sectors, cylinders, and head crashes.

- Compare internal and external hard drives.

- Compare performance enhancements including disk caching, RAID, file compression, and
file decompression.

- Define optical storage including compact discs, digital versatile discs, and Blu-ray discs.

- Define solid-state storage, including solid-state drives, flash memory cards, and USB drives.

- Define cloud storage and cloud storage services.

- Describe mass storage, mass storage devices, enterprise storage systems, and storage area networks.