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Your company has two domain controllers that are configured as internal DNS servers. All zones  on the DNS servers are Active Directory-integrated zones. The zones allow all dynamic updates.  You discover that the contoso.com zone has multiple entries for the host names of computers  that do not exist.    
You need to configure the contoso.com zone to automatically remove expired records.    
What should you do（）

危险作业的现场监护管理应根据危险作业的特点来制定，应使（），确保作业按操作规程进行和安全措施的落实。 作业程序规范化。 设备与工具使用规范化。 作业（施工）现场规范化。 作业程序规范化、设备与工具使用规范化、作业（施工）现场规范化。 一氧化碳的“攻击性”很强，空气中含（）%或以上浓度，就会很快进入血流，造成危害。 0.01~0.03。 0.04~0.06。 0.07~0.09。 0.10~0.12。 You are the network administrator for your company. Your network consists of a single Active   Directory domain. Three security groups named Accountants， Processors， and Management are located in an organizational unit （OU） named Accounting. All of the user accounts that belong to these three  groups are also in the Accounting OU. You create a Group Policy object （GPO） and link it to the  Accounting OU. You configure the GPO to disable the display options under the User Configuration  section of the GPO. You need to achieve the following goals： You need to ensure that the GPO applies to  all user accounts that are members of the Processors group. You need to prevent the GPO fromapplying  to any user account that is a member of the Accountants group. You need to prevent the GPO from  applying to any user account that is a member of the Management group， unless the user account is also  a member of the Processors group. What should you do？（）  Modify the discretionary access control list （DACL） settings of the GPO to assign the Accountants and Management security groups the Deny - Read and the Deny - Apply Group Policy permissions. Modify the DACL of the GPO to assign the users who are in both the Accountants and Management security groups the Allow - Read and the Allow - Apply Group Policy permissions.。  Modify the discretionary access control list （DACL） settings of the GPO to assign the Accountants and Management security groups the Deny - Read and the Deny - Apply Group Policy permissions. Create a new security group named Mixed that contains all the user accounts from the Processors group and the specific user accounts from the Management group to which you want the GPO to apply. Modify the DACL of the GPO to assign the Mixed security group the Allow - Read and the Allow - Apply Group Policy permissions.。  Modify the discretionary access control list （DACL） settings of the GPO to assign the Accountants security group the Deny - Read and the Deny - Apply Group Policy permissions. Modify the DACL settings of the GPO to remove the Authenticated Users special group. Modify the DACL settings of the GPO to add the Processors group and assign the Allow - Read and the Allow - Apply Group Policy permissions.。  Modify the discretionary access control list （DACL） settings of the GPO to assign the Accountants security group the Deny - Read and the Allow - Apply Group Policy permissions. Modify the DACL settings of the GPO to assign the Management security group the Deny - Read and the Deny - Apply Group Policy permissions.。 You configure a new SQL Server 2005 computer to use TCP/IP with all default settings. Your corporate policy requires that each server use a firewall. You find that you can connect to the SQL Server instance from the local computer. However， client computers cannot connect to the SQL Server instance.You need to identify the most likely cause of the connection issues. What should you do first？（） Ensure that port 1433 is open in your firewall.。 Ensure that port 443 is open in your firewall.。 Ensure that client computers connect by using Shared Memory protocol.。 Ensure that the server is not paused.。 教师对学生公开表扬可以对其他同学起到（） 正强化作用。 负强化作用。 替代强化作用。 自我强化作用。

Your company has two domain controllers that are configured as internal DNS servers. All zones  on the DNS servers are Active Directory-integrated zones. The zones allow all dynamic updates.  You discover that the contoso.com zone has multiple entries for the host names of computers  that do not exist.    
You need to configure the contoso.com zone to automatically remove expired records.    
What should you do（）