QN1: A network that needs human beings to manually route signals is called…. a. Fiber Optic Network b. Bus Network c. T-switched network d. Ring network AnswerAnswer: c. T-switched network QN2: TCP/IP …………….. layer corresponds to the OSI models to three layers. a. Application b. Presentation c. Session d. Transport AnswerAnswer: a. Application QN3: Which…