permit a user to compose and transmit a message on an office automation system.
A.Electronic mail
B.Datagram
C.MSN message
D.Search engine
第1题:
A. [edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn myTunnel; } scheduler-name now; } } }
B. [edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn myTunnel; } } } scheduler-name now; }
C. [edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn scheduler-name now; } } } }
D. [edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; scheduler-name now; } then { permit { tunnel { ipsec-vpn myTunnel; } } } scheduler-name now; }myTunnel;
第2题:
Your task is to provision the Junos security platform to permit transit packets from the Private zone to the External zone by using an IPsec VPN and log information at the time of session close.Which configuration meets this requirement?()
A. [edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts;destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN; } } log { session-init; } } }
B. [edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN; } } count { session-close; } } }
C. [edit security policies from-zone Private to-zone External] user@host# showpolicy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN;} } log { session-close; } } }
D. [edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN; log; count session-close; } } } }
第3题:
阅读下列说明和C++代码,填补代码中的空缺,将解答填入答题纸的对应栏内。 【说明】 ‘ 以下C++代码实现一个简单的聊天室系统(ChatRoomSystem),多个用户(User)可以向聊天室(ChatRoom)发送消息,聊天室将消息展示给所有用户。类图如图6-1所表示。图6-1 类图
【C++代码】 include<iostream> include <string> using namespace std; class User { private: string name; public: User(string name){ (1) =name; } ~User(){} void setName(string name) { this->name=name; } string getName(){ return name; } void sendMessage(string message); }; class ChatRoom { . public: static void showMessage(User* user, string message) { cout<<"["<<user->getName()<<"] : "<<message<<endl; } }; void User::sendMessage(string message) { (2) (this,message); } class ChatRoomSystem{ public: . . void startup() { User* zhang = new User(“John"); User* li = new User("Leo"); zhang->sendMessage("Hi! Leo!"); li_>sendMessage("Hi! John!"); } void join(User* user) { (3) ("HeIIo Everyone! l am"+user->getName()); } . }; int main(){ ChatRoomSystem*crs= (4) ; crs->startup(); crs->join( (5) ("Wayne")); delete crs; } /* 程序运行结果: [John]:Hi! Leo! [Leo]:Hi! John! [Wayne]:Hello Everyone! I am Wayne /*
第4题:
Intheconfigurationshownintheexhibit,youdecidedtoeliminatethejunos-ftpapplicationfromthematchconditionofthepolicyMyTraffic.[editsecuritypolicies]user@hostlshowfrom-zonePrivateto-zoneExternal{policyMyTraffic{match{source-addressmyHosts;destination-addressExtServers;application[junos-ftpjunos-bgp];}then{permit{tunnel{ipsec-vpnvpnTunnel;}}}}}policy-rematch;WhatwillhappentotheexistingFTPandBGPsessions?()
A.TheexistingFTPandBGPsessionswillcontinue.
B.TheexistingFTPandBGPsessionswillbere-evaluatedandonlyFTPsessionswillbedropped.
C.TheexistingFTPandBGPsessionswillbere-evaluatedandallsessionswillbedropped.
D.TheexistingFTPsessionswillcontinueandonlytheexistingBGPsessionswillbedropped.
第5题:
tonywouldliketomakeiteasierforusersofthevideoapplicationtoenternewdocusingthe“videoform”,he’dlikeuserstobeabletocreatenew“video”docformwithintheview.Whichoneofthefollowingshouldtonysotobuildthisinterface?()
A.createaviewactionthathasthefollowingformula:@command([create];”video”)
B.createaformactionthathasthefollowingformula:@command([compose];”video”)
C.createaviewactionthathasthefollowingformula:@command([compose];”video”)
D.createadatabaseactionthathasthefollowingformula:@command([compose];”video”)
第6题:
A.access-list 10 permit 172.29.16.0 0.0.0.255
B.access-list 10 permit 172.29.16.0 0.0.1.255
C.access-list 10 permit 172.29.16.0 0.0.3.255
D.access-list 10 permit 172.29.16.0 0.0.15.255
E.access-list 10 permit 172.29.0.0 0.0.255.255