Disk Operating System (DOS) Question: What you type at the DOS command prompt to return back to windows? a. Command b. Exit c. Quit d. Return DOS (Disk Operating System) Interview QuestionAnswer: b. Exit Previous QuestionNext QuestionWhich command is used to delete the directory and all of its contents in one step? a. Deltree b. CD c. Rd d. Dir *.*Which is not external command? a. Doskey b. Verify c. Print d. Find