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单选题
You work as a network administrator at， You have been asked to configure 802.1x port-based authentication. You notice that the client workstation is not compatible with 802.1x port-based authentication. What supported authentication server should be chosen？（）
A
TACACS with LEAP extensions
B
RADIUS with EAP extensions
C
TACACS+
D
LDAP
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You work as a network administrator at， You have been asked to configure 802.1x port-based authentication. You notice that the client workstation is not compatible with 802.1x port-based authentication. What supported authentication server should be chosen？（）A、TACACS with LEAP extensionsB、RADIUS with EAP extensionsC、TACACS+D、LDAP
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单选题John, how lazy you are! This work ______ three days ago.A
should have doneB
must have been doneC
should have been doneD
might have done
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单选题You work as an application developer at Certkiller .com. You have been asked by you superiors at Certkiller .com to create a child application domain. The new child application domain has to specify a different assembly path than that of the parent application domain.You need to ensure that your solution meets Certkiller .com’s requirements.What should you do？（）A
AB
BC
CD
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考题
单选题You are the network administrator setting up the IP network for a new branch office. You need at least 5 networks with 25 hosts each. You have been allocated a /24 network.Which prefix length will satisfy the given requirements?（）A
/24B
/26C
/27D
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Database ControlB
Management ServerC
Management RepositoryD
Application Server ControlE
Oracle Management Agent
考题
单选题A customer reports the optical drive is no longer responding. Which of the following questionsshould be asked FIRST?（）A
“Did you log in with an administrator account?”B
“Have you been to any inappropriate websites?”C
“What have you changed since the optical drive worked properly?”D
“What has changed since the optical drive worked properly?”
考题
单选题The work（）by the time you get there.A
will have been doneB
was doneC
had been doneD
has done
考题
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考题
单选题You have been asked to use a 28 bit subnet mask to segment the following network block: 108.12.5.0. How many usable hosts per sub-net could you create?（）A
10 hostsB
14 hostsC
12 hostsD
16 hosts
考题
单选题You have been asked to use a 23-bit network mask to segment the network block 209.18.12.0.How many usable host addresses will there be per subnet?（）A
510B
1022C
2046D
8190
考题
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Upgrade the switchesB
Configure BPDU guardC
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考题
多选题You are the network consultant from passguide.com. You have been asked for which two features of optical networks allow data to be transmitted over extremely long distances? （）AEncryptionBBandwidth limitsCMinimal signal lossDNo EMI
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