Data is read off of hard disks in concentric circles called ____.
A) tracks
B) blocks
C) sectors
D) cylinders

Question

Quizplus · Accepted Answer

Data on a hard disk is stored on tracks, which are concentric circles on the disk. Each track is divided into sectors, and a group of tracks about the same radius is called a cylinder. Blocks are a unit of data storage used by the operating system, and not actual physical divisions on the disk.

Data Is Read Off of Hard Disks in Concentric Circles