MCQ PracticeWhich command is used to delete all the files extension .txt on the current drive and directory?Subject: Computer Science EngineeringTopic: Disk Operating System (Dos)ADel .txtBErase .txtCDel *.txtDDel *.*/pCorrect Answer: CPractice QuizBack to MCQsRelated MCQsCurrent flows in a circuit whenEighttenths coulomb passes a point in 4 s. The current in amperes isThe unit of electrical charge is the