IT Questions Bank Mar 16, 2020 Last Updated: Jun 29, 2023 No Comments Share Tweet Share Pin it IT Questions Bank › Category: CCNA 4 v4Why are serial connections preferred over parallel connections for long transmission lengths?ITExamAnswers asked 2 years ago • CCNA 4 v4Refer to the exhibit. While troubleshooting a serial interface, a technician enters the command show interface serial 0/0/0 . If the interface is in DCE mode, what two problems are likely to cause the indicated problem? (Choose two.)ITExamAnswers asked 2 years ago • CCNA 4 v4Which three statements correctly describe PPP authentication? (Choose three.)ITExamAnswers asked 2 years ago • CCNA 4 v4Refer to the exhibit. What statement is true regarding the output shown?ITExamAnswers asked 2 years ago • CCNA 4 v4Refer to the exhibit. What statement is true regarding the output shown?ITExamAnswers asked 2 years ago • CCNA 4 v4What advantage does PPP have over HDLC for serial communications?ITExamAnswers asked 2 years ago • CCNA 4 v4What function do Network Control Protocols provide for a PPP connection?ITExamAnswers asked 2 years ago • CCNA 4 v4Which three statements are correct about HDLC encapsulation? (Choose three.)ITExamAnswers asked 2 years ago • CCNA 4 v4Refer to the exhibit. What can be concluded about the function of the Serial 0/0/0 interface on the router after the commands are entered?ITExamAnswers asked 2 years ago • CCNA 4 v4Which authentication protocol can be spoofed to allow playback attacks?ITExamAnswers asked 2 years ago • CCNA 4 v4Which two statements are true about time-division multiplexing (TDM)? (Choose two.)ITExamAnswers asked 2 years ago • CCNA 4 v4Refer to the exhibit. On the basis of the show interface Serial0/0 output, how many NCP sessions have been established?ITExamAnswers asked 2 years ago • CCNA 4 v4Which serial communications DTE/DCE interface standard is used to provide high-speed connectivity of up to 52 Mbps between LANs and is found on many high-end Cisco routers?ITExamAnswers asked 2 years ago • CCNA 4 v4Refer to the exhibit. Router R1, the DCE device, has just been configured for PPP encapsulation with authentication. What series of commands will allow another router, the DTE device, to communicate over its serial 0/0/0 interface to router R1?ITExamAnswers asked 2 years ago • CCNA 4 v4What type of connectivity is established when VPNs are used from the remote site to the private network?ITExamAnswers asked 2 years ago • CCNA 4 v4