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【单选题】

If the root bridge fails, configuration BPDUs will no longer be sent. Which STP timer will have toexpire before the other switches can actively restore connectivity with topology change procedureof STP?()

A、hello timer

B、BPDU timer

C、Forward_delay timer

D、Max_age timer

E、Dead timer

F、Wait timer

更多“If the root bridge fails, configuration BPDUs will no longer be sent. Which STP timer will have toexpire before the other switches can actively restore connectivity with topology change procedureof STP?()”相关的问题
第3题

A、 Ifthe hashCode values are different, the objects might be equal.  B、 Ifthe hashCode values are the same, the object must be equal.  C、 Ifthe hashCode values are the same, the objects might be equal.  D、 Ifthe hashCode values are different, the objects must be unequal.  

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第4题

A、Switch(config-if)#spanning-tree guard root  B、Switch(config-if)#spanning-tree portfast  C、Switch(config-if)#switchport mode trunk  D、Switch(config-if)#switchport mode access  

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第7题

A、If OSPF is therouting protocol, the path will be from R1 to R3 to R4 to R5.  B、If OSPF is therouting protocol, the path will be from R1 to R2 to R5.  C、If OSPF is therouting protocol, the path will be from R1 to R5.  D、IfRIPv2 is therouting protocol, the path will be from R1 to R3 to R4 to R5.  E、IfRIPv2 is therouting protocol, the path will be from R1 to R5.  

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第9题

A、Use ’prtconf -c’ to see ifthe system is 64-bit enabled  B、Check the /etc/inittab to see if /etc/method/cfg64 is enabled  C、Use the ls -al to see if /unix is linked to /usr/lib/boot/unix_64  D、Use the lslpp command to see ifthe bos.mp64 fileset is installed  

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第10题

A、 Yes, ifthe database is in ARCHIVELOG mode  B、 Yes, ifthe database is in NOARCHIVELOG mode  C、 No, the backup is not usable in any way  D、 Only ifthe ENABLE_ONLINE_BACKUP parameter is set to TRUE  

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