Multiple choice

_______ disks have either one or a few read/write heads per surface.

  1. Fixed head

  2. Moving head

  3. Both 1 and 2

  4. None of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Moving head disks, such as standard hard disk drives, use an actuator arm to position read/write heads over specific tracks. Fixed head disks use a dedicated head for every track, which is a different architecture.