切花保鲜剂通过堵塞花茎的切口、减少水份吸收，从而延长切花的瓶插寿命。
Which of the following are benefits of VLANs?（） [" They increase the size of collision domains."," They allow logical grouping of users by function."," They can enhance network security,"," The increase the size of broadcast domains while decreasing the number of the broadcast domains."," The increase the number of broadcast domains while decreasing the size of the broadcast domains."," They simplify switch administration."]
You are the network administrator for . The network consists of single Active directory domain. The domain contains a Windows Server 2003 domain controller named TestKing3. The securews.inf security policy has been applied to the domain. A network application requires a service account. The network application runs constantly. You create and configure a service account named SrvAcct for the network application. The software functions properly using the new account and service. You discover an ongoing brute force attack against the SrvAcct account. The intruder appears to be attempting a distributed attack from several Windows XP Professional domain member computers on the LAN. The account has not been compromised and you are able to stop the attack, you restart Server6 and attempt to run the network application, but the application does not respond.（） [" Reset the SrvAcct password,"," Configure the default Domain Controllers policy to assign the SrvAcct account the right to log on locally."," Unlock the SrvAcct account."," Restart the NetAppService service."]
Which of the following is an identity service that runs in the cloud as the trust broker and is used by Exchange Server？（） ["Federated Organization Identifier","Microsoft Federation Gateway","Application Identifier","Federation Trust"]
党按照德才兼备、以德为先的原则选拔干部，坚持五湖四海、任人唯贤，坚持事业为上、公道正派，反对仁人唯亲，努力实现干部队伍的（）。 ["革命化、年轻化、知识化、专业化","又红又专","革命化、年轻化、知识化、现代化","廉洁、精简、高效"]
怎么都行
