Sectors / Cylinders
The concentric magnetic circles that run around a disk platter are called "tracks." Each track is a circular path on the surface of the disk where data is recorded. Data is organized in these tracks, and the read/write head of the disk accesses the information by moving to the appropriate track.
A platter is the portion of a hard disk drive that information is written to.
In computer terms, a "platter".
A platter spinner is another name for a disk jockey. A disk jockey would play vinyl recordings in the radio station. They were known as platters.
2 per platter
No. A platter would be a component of a hard disk drive.
The hard disk drive platter is used to store magnetic data or information that comes from the hard disk drive, where they are stored. The hard disk drive can contain one or more hard disk platter.
A hard disk drive platter
Computer hard disk drives may be made of a stack of one or more disks (made out of metal or ceramic) covered in a magnetic "paint". Each of these disks is called a "platter".
HDI - Head to Disk Interference.
7200rpm
A hard disk can be either internal or external and one can use it to save files. The parts of a hard disk are the disk case, spindle, disk platter, actuator and the read-write arm.