题目内容

申报高级技师需取得电力行业职业技能鉴定机构颁发的技师（国家职业资格二级）资格证书后，连续从事本职业（工种）工作满（）年及以上。

A. 1
B. 2
C. 3
D. 4

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Your network consists of a single Active Directory domain. You have a DHCP server named DHCP1 that runs Windows Server 2003 Service Pack 2 （SP2）. All client computers run Windows XP Service Pack 3 （SP3）. All client computers are configured as DHCP clients. You change the IP address on DHCP1. Users report that they cannot connect to the network. You verify that the client computers do not receive an IP address configuration from DHCP1. You need to ensure that the client computers receive an IP addressconfiguration from DHCP1. What should you do on DHCP1？（）

Authorize the server.
B. Reconcile the scope.
C. Enable conflict resolution.
D. Restore the server configuration by using the DHCP snap-in.

对幸福的合理解释是（）

A. 主观愿望的实现
B. 自我满足
C. 人的目的性自由实现时的一种主体生存状态
D. 人对一种目的性自由实现时状态的主观感受

简述学前科学研究的概念。

试述锚杆拉拔力测试时应注意哪些事项？