7.1. Disk interfaces

These days, only a few interface standards are in common use, although several new technologies are on the horizon. It’s important to select disk drives that match the interfaces of the system on which they will be installed. If a system supports several different interfaces, use the one that best meets your requirements for speed, redundancy, mobility, and price.

  • PATA (also known as IDE) was developed as a simple, low-cost interface for PCs. It was originally called Integrated Drive Electronics because it put the hardware controller in the same box as the disk platters and used a relatively high-level protocol for communication between the computer and the disks. This is now the standard architecture for modern ...

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