下列措施费中，属于文明施工费的是（）。 ["A.现场施工机械设备降低噪声、防扰民措施费用 ","B.施工现场操作场地的硬化费用 ","C.施工现场采用彩色、定型钢板，砖、混凝土砌块等围挡的安砌、维修、拆除费用 ","D.现场污染源的控制、生活垃圾清理外运、场地排水排污措施费用"]
You have a DNS server that runs Windows Server 2003 Service Pack 2 (SP2).The server contains two zones named nwtraders.com and contoso.com. Nwtraders.com is configured as an Active Directory-integrated zone. Contoso.com is configured as a standard primary zone. You discover that stale resource records are not being removed from contoso.com. Stale resource records are being removed from nwtraders.com.You need to ensure that stale resource records are automatically removed from contoso.com. What should you do?（） ["Enable aging and scavenging on the contoso.com zone. ","Convert contoso.com to an Active Directory-integrated zone. ","From the start of authority (SOA) record for contoso.com, change the refresh interval. ","From the start of authority (SOA) record for contoso.com, change the TTL For This Record value."]
下列不属于选择钻孔设备考虑依据的是（）。 ["孔深","孔径","土质情况","工期长短"]
在普通数字签名中，签名者使用（）进行信息签名。 ["签名者的公钥","签名者的私钥","签名者的公钥和私钥","签名者的私钥"]
What allows for a higher level of systems management capability that reduces the risk of changeas well as management and administrative costs？（） [" policy control"," active participation"," systems-level approach"," application and service optimizatio"]
正常凝固
