ccna第三学期期末考试.docx

 HYPERLINK /virtuoso/delivery/pub-doc/exam.shtml 1窗体顶端 Refer to the exhibit. A network administrator needs to add IP phones to the network. To which devices should the IP phones connect?AS1 and AS2DS1 and DS2DS1, DS2, and CS1AS1, AS2, DS1, and DS2窗体底端 HYPERLINK /virtuoso/delivery/pub-doc/exam.shtml 2窗体顶端 Which IEEE trunking protocol is used to encapsulate data traffic over a trunk link on a Cisco switch?STPDTPVTP802.1Q窗体底端  HYPERLINK /virtuoso/delivery/pub-doc/exam.shtml 3窗体顶端 Which switching method provides error-free data transmission?fragment-freefast-forwardintegrity-checkingstore-and-forward窗体底端 HYPERLINK /virtuoso/delivery/pub-doc/exam.shtml 4窗体顶端 What is the purpose of issuing the command switchport mode access on a switch interface?disable port securitymake the port operationaloverride the default port behaviorforce the port to be a part of a single vlan窗体底端  HYPERLINK /virtuoso/delivery/pub-doc/exam.shtml 5窗体顶端 Refer to the exhibit. What will allow a host on VLAN 40 on switch X to communicate with a host in VLAN 40 on switch Y?QoSroutingtrunkingVPN窗体底端 HYPERLINK /virtuoso/delivery/pub-doc/exam.shtml 6窗体顶端 What is the purpose of VTP pruning?to restrict traffic on specified trunk linesto designate switches that do not participate in VTPto advertise VTP domain information to specified switches onlyto reduce the propagation of VTP advertisements in the switched network窗体底端  HYPERLINK /virtuoso/delivery/pub-doc/exam.shtml 7窗体顶端 Which parameter is used to uniquely identify one wireless network from another?SSIDOFDMWEPDSSS窗体底端 HYPERLINK /virtuoso/delivery/pub-doc/exam.shtml 8窗体顶端 Refer to the exhibit. Both switches are interconnected via a trunk link. Host A and host B are on the default VLAN but are not able to exchange traffic. What should be done to fix the problem?Allow all VLANs on the tr