The functions of the Operating System include all of the following, except ____. A. performing memory swapping B. allocating main memory C. starting and stopping programs D. facilitate back-up and recovery E. accessing a database Solution The functions of the Operating System include all of the following, except ____. Ans- E. accessing a database functions of the operating system (OS) Read and write Data ,Allocate Main Memory ,Perform Memory Swapping, start and stop programs, respond to error conditions facilitate backup and recovery creates and manages the user interface (display) .