Your company has an Active Directory domain. The main office has a DNS server named DNS1 that is configured with Active Directory-integrated DNS. The branch office has a DNS server named DNS2 that contains a secondary copy of the zone file from DNS1. The two offices are connected with an unreliable WAN link. You add a new server to the main office. Five minutes after adding the server， a user from the branch office reports they are unable to connect to the new server. You need to ensure that the user is able to connect to the new server. What should you do（） ["Clear the cache on DNS2.","Reload the zone on DNS1.","Refresh the zone on DNS2.","Export the zone from DNS1 and import the zone to DNS2"]
酶分类可采用4位标码
压力测试属于（）。 ["安全性测试","内容测试","界面测试","性能测试"]
结构化设计的特点是（1）相对独立和功能单一的模块结构；（2）（）；（3）（）。
在城市中心地区，尤其在与重要建筑（构筑）物相邻接近的工程的施工中得到了广泛地应用的沉箱技术是（）。 ["A.开口沉箱 ","B.钻孔沉箱 ","C.降水沉箱 ","D.气压沉箱"]
试述周邦彦词的艺术特色。
