Which of the following are characteristics of a multi-tasking operating system? (Select all that apply) a. Manages virtual memory b. Uses CPU scheduling c. Prevents resource conflicts d. Allows multiple programs to run simultaneously

The characteristics of a multi-tasking operating system include:<br /><br />a. Manages virtual memory <br />b. Uses CPU scheduling <br />c. Prevents resource conflicts <br />d. Allows multiple programs to run simultaneously <br /><br />All of these options are correct as they describe features typically found in a multi-tasking operating system.