MCQ PracticeWhat is the meaning of $ sign in awk programming?Subject: Computer Science EngineeringTopic: LinuxAthe word following is the name of variableBwe are refering to a field or column in the current lineC$ sign is used for commentDnone of the mentionedCorrect Answer: BPractice 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