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哺乳动物是不会灭绝的，东北虎是哺乳动物，所以东北虎是不会灭绝的。对于这个推理，以下哪项为真？A．

哺乳动物是不会灭绝的，东北虎是哺乳动物，所以东北虎是不会灭绝的。对于这个推理，以下哪项为真？

A．这个推理是错误的，因为它的结论是错误的

B．这个推理是错误的，因为它违反了同一律

C．这个推理是正确的。因为它的前提是正确的

D．不能确定这个推理正确与否

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更多“哺乳动物是不会灭绝的，东北虎是哺乳动物，所以东北虎是不会灭绝的。对于这个推理，以下哪项为真？A．”相关的问题

第1题

Which Cisco IOS diagnostics command can disrupt the operation of a router under high-load conditions？（）

A. show running-config

B. show processes cpu

C. debug all

D. logging host ip address

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第2题

After working on a router, some problems arise and you wish to view the commands that you

recently entered. Which IOS command opens the history buffer and displays the most recently entered commands？（）

A. Show history

B. Show buffers

C. Show typed commands

D. Show terminal buffer

E. Show command

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第3题

After logging into the RtrB router, you issue the "show interface" command as di

splayed below:After considering the effects of the command output illustrated in the exhibit above,which of the following protocols are operational on the serial link？（）

A. PPP

B. IP

C. Compression

D. IPX

E. Multilink

F. ATX

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第4题

After working on a router, some problems arise and you wish to view the commands that you

recently entered. Which IOS command opens the history buffer and displays the most recently entered commands？

A. Show history

B. Show buffers

C. Show typed commands

D. Show terminal buffer

E. Show command

F. None of the above

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第5题

QoS policies are applied on the switches of a LAN. Which type of command will show the effects of the policy in real time？（）

A. show command

B. debug command

C. configuration command

D. rommon command

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第6题

Which IOS user EXEC command will allow a network technician to determine which router in t

he path to an unreachable network host should be examined more closely for the cause of the network failure？

A. EzonexamB> telnet

B. EzonexamB > ping

C. EzonexamB > trace

D. EzonexamB > show ip route

E. EzonexamB > show interface

F. EzonexamB > show cdp neighbors

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第7题

Which profile configuration command dynamically creates a host route in the routing table？（）

A.ip host routes

B.ip access-routes

C.host routes enabled

D.access-routes enabled

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第8题

Which command will display the contents of the forwarding table？（）

A. show route forwarding-table

B. show forwarding

C. show configuration

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第9题

Which command reveals the last method used to powercycle a router？（）

A. show reload

B. show boot

C. show running-config

D. show version

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