[单选题]You wish to segment your LAN into multiple broadcast domains. Which technology method should you implement in order to do this?
                                                             正确答案 :D
                    
                      
                                                                                                                                                                                                                                                 Virtual LANs 
                                                                                                                                                            
                    解析:D 解析:Explanation: 
                                     [单选题]下列哪个network命令会告知此路由器开始使用IP地址为10.1.1.1、10.1.100.1和10.1.120.1的接口上的OSPF()
                                                             正确答案 :B
                    
                      
                                                                                                                                         network 10.0.0.0 0.255.255.255 area 0 
                                                                                                                                                            
                    
                                     [单选题]命令ip nat pool aaa 192.1.1.2 192.1.1.10 netmask 255.255.255.0的作用是()
                                                             正确答案 :B
                    
                      
                                                                                                                                         定义地址池 
                                                                                                                                                            
                    
                                     [单选题]在OSI七层模型中,介质工作在哪一层()
                                                             正确答案 :C
                    
                      
                                                                                                                                                                                             物理层 
                                                                                                        
                    
                                     [单选题]IP地址为:192.168.50.70,掩码为:255.255.255.248,则该IP地址所在子网的广播地址为()
                                                             正确答案 :D
                    
                      
                                                                                                                                                                                                                                                 192.168.50.71 
                                                    
                    
                                     [单选题]下列路由协议中,属于链路状态路由协议的是()
                                                             正确答案 :D
                    
                      
                                                                                                                                                                                                                                                 OSPF 
                                                    
                    
                                     [多选题]默认情况下,IGRP衡量路径好坏时,考虑的因素为()
                                                             正确答案 :AD
                    
                      
                                                                                     带宽 
                                                                                                                                                                                                                         延时 
                                                    
                    解析:AD
 
                                     [单选题]通过路由器的“配置端口console”对路由器进行配置,应该使用的线缆为()
                                                             正确答案 :C
                    
                      
                                                                                                                                                                                             反转线缆 
                                                                                                        
                    
                                     [单选题]When is a switched network that is running the Spanning Tree Protocol considered to be fully converged?
                                                             正确答案 :D
                    
                      
                                                                                                                                                                                                                                                 when every operating switch port is in either the blocking or forwarding state 
                                                                                                        
                    解析:解析:Explanation: 
                                     [多选题]Which of the following are types of flow control? (Choose three)
                                                             正确答案 :ACD
                    
                      
                                                                                     Buffering 
                                                                                                                                                                     Windowing 
                                                                                                                 Congestion avoidance 
                                                                                                        
                    解析:解析:Explanation:Datatransmissionflowcontroloccursatlayer4withthehelpofbuffering,windowingandcongestionavoidance. 
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