单选题Host A opens a Telnet connection to Host B. Host A then opens another Telnet connection to Host B. These connections are the only communication between Host A and Host B. The security policy configuration permits both connections. How many sessions exi

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第2题：

In the "host to host" layer of the DOD model, which of the following is a valid connection oriented protocol?（）

• A、ARP
• B、RARP
• C、TCP
• D、UDP
• E、IP
• F、ICMP
• G、BootP

第3题：

Host A opens a Telnet connection to Host B. Host A then opens another Telnet connection to Host B. These connections are the only communication between Host A and Host B. The security policy configuration permits both connections. How many flows exist between Host A and Host B? （）

• A、1
• B、2
• C、3
• D、4

第4题：

Which two statements about end-host mode in SAN connectivity in a Cisco UCS environment are true？ （）

• A、 End-host mode is synonymous with NPV mode.
• B、 In end-host mode， only hard pinning of vHBAs to Fibre Channel uplink ports is allowed.
• C、 Making configuration changes between Fibre Channel switching mode and end-host mode is nondisruptive.
• D、 End-host mode is the default Fibre Channel switching mode.

第5题：

Host A opens a Telnet connection to Host B. Host A then opens another Telnet connection to Host B. These connections are the only communication between Host A and Host B. The security policy configuration permits both connections. How many sessions exist between Host A and Host B?（）

• A、1
• B、2
• C、3
• D、4

第6题：

Given the configuration shown in the exhibit， which statement is true about traffic from host_ato host_b？（） [edit security policies from-zone HR to-zone trust] user@host# showpolicy two { match { source-address subnet_a； destination-address host_b； application [ junos-telnet junos-ping ]； } then { reject； } } policy one { match { source-address host_a； destination-address subnet_b； application any； } then { permit； } } host_a is in subnet_a and host_b is in subnet_b.

• A、DNS traffic is denied.
• B、Telnet traffic is denied.
• C、SMTP traffic is denied.
• D、Ping traffic is permitted

第7题：

All servers on your network run Windows Server 2008 R2. You deploy Remote Desktop Services  （RDS）.You are configuring the Remote Desktop Session Host （RD Session Host） role service. You need to ensure that authentication occurs before the Remote Desktop Connection logon screen appears. What should you do？（）

• A、In the RD Session Host Configuration tool， select the Allow connections only from computers running Remote Desktop with Network Level Authentication option.
• B、In the RD Session Host Configuration tool， select the Allow connections from computers running any version of Remote Desktop option.
• C、In the Group Policy Object Editor， configure the Set TS Gateway authentication method setting to Use smart card.
• D、In the Group Policy Object Editor， configure the Set TS Gateway authentication method setting to Use locally logged-on credentials.

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第13题：

DHCP是下面哪些英语单词的缩写（）.

• A、Dynamic Host Configuration Protocol
• B、Dynamic Host Connection Protocol
• C、Dynamic Hot Connection Protocol
• D、Denial Host Configuration Protocol

第14题：

When one connection to a host fails in a full mesh network， which of the following is true？（）

• A、All hosts can communicate.
• B、No hosts can communicate.
• C、Half of the hosts will lose communication.
• D、Only the two hosts between the failed connection will lose communication.

第15题：

Host A opens a Telnet connection to Host B. Host A then opens another Telnet connectionto Host B. These connections are the only communication between Host A and Host B. Thesecurity policy configuration permits both connections.How many flows exist between Host A and Host B？（）

• A、1
• B、2
• C、3
• D、4

第16题：

You want to enforce a Host Checker policy so that only users who pass the policy receive the Employee role. In the admin GUI, which two parameters must you configure?（）

• A、Select "Require and Enforce" for the Host Checker Policy in the realm authentication policy.
• B、Select "Evaluate Policies" for the Host Checker policy in the realm authentication policy.
• C、Configure the Host Checker policy as a role restriction for the Employee role.
• D、Configure the Host Checker policy as a resource access policy for the Employee role.

第17题：

A network administrator has configured source NAT, translating to an address that is on a locally connected subnet.The administrator sees the translation working, but traffic does not appear to come back. What is causing the problem?（）

• A、The host needs to open the telnet port.
• B、The host needs a route for the translated address.
• C、The administrator must use a proxy-arp policy for the translated address.
• D、The administrator must use a security policy, which will allow communication between the zones.

第18题：

You are implementing a very simple TCP/IP network. It rarely changes and you would like to use Oracle Connection Manager to filter client requests.  Which naming method can you use？（）

• A、Only host
• B、Only local
• C、Either host or local
• D、Both host and local

第19题：

All servers on your companys network run Windows Server 2008 R2. You deploy Remote Desktop Services （RDS）. The company has a load-balanced Remote Desktop Connection Broker （RD Connection Broker） cluster. You are adding a Remote Desktop Session Host （RD Session Host） server to the cluster. You need to ensure that the RD Session Host server will receive only half of the RDS sessions. What should you do？（）

• A、Enable IP redirection on the RD Session Host server.
• B、Enable token redirection on the RD Session Host server.
• C、Configure the server weight for the RD Session Host server.
• D、Configure the DNS weight priority for the RD Session Host server.

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