CCNA Questions And Answers

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C. The OSI model was meant to help vendors create and sell specialized software and hardware D. The OSI model was released in order for the IBM mainframes to be replaced with the PC. E. The industry could create a standard for how host computers work F. So that different vendor networks could work with each other Answer: F The OSI model was developed and released to provide a vehicle for vendor inter-operability. Chapter: 4 180. Which statement about Ethernet networks is true? A. Full-duplex can run over 10Base2. B. Full-duplex requires a point-to-point connection when only two nodes are present. C. Full duplex Ethernet can be used to connect multiple hosts to a single switch interface. D. Half-duplex uses the Cut-Through LAN Switch method. Answer: B Full-duplex must be in a point to point environment, it does not work in a multi-access environment (A and C.) Cut-Through is a switching technique not an access technique. Chapter: 4 181. Which of the following shows the correct parameters for configuring IGRP? A. router igrp 10 Network 10.1.2.0 B. router igrp Network 10.0.0.0 C. router igrp 100 Network 10.0.0.0 Network 192.168.19.0 D. router igrp 100 Network 10.0.0.0 Network 192.168.10.32 Answer: C You configure IGRP with an autonomous system number and then use the network command to tell the routing protocol which networks you want to advertise. The entry must be a classful entry, which is why answers A and D are wrong. Chapter: 4 182. Which of the following is a correct syntax for a static route?