[A] stages[B] periods[C] years[D] sessions

第1题

A normal lesson should have the all the stages discussed in this unit and the stages should be in fixed order.（）A对B错

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第2题

The stages of a lesson overlap.（）

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第3题

A normal lesson should have the all the stages discussed in this unit and the stages should be in fixed order.（）

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第4题

In the exhibit， you decided to change myHosts addresses. [edit security policies] user@host# show from-zone Private to-zone External { policy MyTraffic { match { source-address myHosts； destination-address  ExtServers；application  [ junos-ftp junos-bgp ]； } then { permit { tunnel { ipsec-vpn vpnTunnel； } } } } } policy-rematch； What will happen to the new sessions matching the policy and in-progress sessions that hadalready matched the policy？（）A、New sessions will be evaluated. In-progress sessions will be re-evaluated.B、New sessions will be evaluated. All in-progress sessions will continue.C、New sessions will be evaluated. All in-progress sessions will be dropped.D、New sessions will halt until all in-progress sessions are re-evaluated. In-progress sessions will be re-evaluated and possibly dropped.

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第5题

In the configuration shown in the exhibit， you decided to eliminate the junos-ftp applicationfrom the match condition of the policy MyTraffic. [edit security policies] user@hostl# show from-zone Private to-zone External { policy MyTraffic { match { source-address myHosts； destination-address ExtServers； application [ junos-ftp junos-bgp ]； } then { permit { tunnel { ipsec-vpn vpnTunnel； } } } } } policy-rematch； What will happen to the existing FTP and BGP sessions？（）A、The existing FTP and BGP sessions will continue.B、The existing FTP and BGP sessions will be re-evaluated and only FTP sessions will be dropped.C、The existing FTP and BGP sessions will be re-evaluated and all sessions will be dropped.D、The existing FTP sessions will continue and only the existing BGP sessions will be dropped.

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第6题

Using a policy with the policy-rematch flag enabled, what happens to the existing and new sessions when you change the policy action from permit to deny?（）A、The new sessions matching the policy are denied. The existing sessions are dropped.B、The new sessions matching the policy are denied. The existingsessions, not being allowed tocarry any traffic, simply timeout.C、The new sessions matching the policy might be allowed through if they match another policy. The existing sessions are dropped.D、The new sessions matching the policy are denied. The existing sessions continue until they are completed or their time.

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第7题

Your database is open and users are connected using the LISTENER listener. The new DBA of the system stops the listener by using the following command：  LSNRCTL> STOP  What would happen to the sessions that are presently connected to the database instance？（）A、The sessions are able to perform only queries.B、The sessions are not affected and continue to function normally.C、The active transactions are rolled back and the sessions get terminated.D、The sessions are not allowed to perform any operations till the listener is started.

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