Primary

In general, primary refers to the first in an order. For example, on a computer when referring to a hard drive, the primary partition is the first partition on a hard drive and likely the partition of your operating system. A hard drive may also be a Pri master, which indicates the hard drive is the primary drive on the master channel.

Examples of primary

• Primary cache
• Primary channel
• Primary Domain Controller
• Primary drive
• Primary key
• Primary partition
• Primary storage device

Hard drive terms, Secondary