MCQ PracticeWhich of the following option is used for checking if the file is writable or not?Subject: Computer Science EngineeringTopic: UnixA-eB-fC-nD-wCorrect Answer: DPractice 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