<prompt> All are the disadvantages of cast restoration except:Not conservativeLess number of appointmentsRelies on the bulk of tooth structure for resistance and retention formNecessity for a cementing medium  <response>: DisadvantagesIn the restoration of a small carious lesion, an inlay is not very conservative.Relay on the bulk of the buccal and lingual cusps for resistance and retention form wedge the cusps.Number of appointments are more.Necessity for a cementing medium. 