Cisco试题库:ccna真题(下)(2)

更新时间：2017-11-14 10:25:30 来源：阅读量：

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6: you are designing an ip address scheme for your brand new remote office. the vice president of it calls to tell you that you will be in charge of the 192.168.1.64/26 subnetwork. this supplies you with a single subnetwork with 62 hosts. you need to have at least two subnets with 14 hosts in each subnet. what custom subnet mask should you use?　　a. 255.255.255.128

　　b. 255.255.255.192

　　c. 255.255.255.224

　　d. 255.255.255.240

　　e. 255.255.255.248　　　　7: you have subnetted the 210.106.14.0 network with a /24 mask. your boss at acme, inc. wants to know how many usable subnetworks and usable host addresses per subnet this would provide. what should you tell her?

　　a. one network with 254 hosts

　　b. two networks with 128 hosts

　　c. four networks with 64 hosts

　　d. six networks with 30 hosts　　　　8: identify three valid host addresses in any subnet of the 201.168.27.0 network, assuming a fixed subnet mask of 255.255.255.240. (choose three.)

　　a. 201.168.27.33

　　b. 201.168.27.112

　　c. 201.168.27.119

　　d. 201.168.27.126

　　e. 201.168.27.175

　　f. 201.168.27.208　　　　9: what is the subnetwork address for a host with the ip address 201.100.5.68/28?

　　a. 201.100.5.0

　　b. 201.100.5.32

　　c. 201.100.5.64

　　d. 201.100.5.65

　　e. 201.100.5.31

　　f. 201.100.5.1　　　　10: which of the following protocols uses a three-way handshake mechanism to establish sessions?