Computer Architecture.

6. Most operating system that places the most frequently used files on the outer tracks of a disk with the aim of improving performance. A) Explain why this improves performance B) If the system uses a fixed number of sectors per track, would there be an advantage to placing the most frequently used files on the inside tracks C) If the system uses a variable number of sectors per track, does it matter whether or not the operating system places the most frequently used files on the inner or outer tracks, or, is it important that the most frequently used files be placed together