MCQ PracticeWhich of the following mode is used for opening a file in both reading and writing?Subject: Computer Science EngineeringTopic: UnixAO_RDONLYBO_WRONLYCO_RDWRDO_WDRCorrect 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