You are decommissioning one of the domain controllers in a child domain. You need to transfer all domain operations master roles within the child domain to a newly installed domain controller in the same child domain. Which three domain operations master roles should you transfer（） RID master。 PDC emulator。 Schema master。 Infrastructure master。 Domain naming master。
《异苑》
（）指将数据集中并可以减少重复，有效率地提供多方面应用的数据组织方式。
人身保险公估人
our company has a main office and two branch offices. Domain controllers in the main office host an active directory-integrated zone. The DNS servers in the branch offices host a secondary for the zone. Each branch office has an application server. Users access the application server by using its fully qualified domain name. you need to ensure that users in the branch office can access their local application server even if the WAN links are down for three days. What should you do?（） Increase the expires after setting to 4 days on the start of authority (SOA) record for the zone.。 Increase the refresh interval setting 0 4 days on the start of authority (SOA) record for the zone.。 Configure the zone aging / scavenging properties dialog box to enable scavenge state resource records, and set the refresh setting to 4 days.。 Configure the zone aging / scavenging properties dialog box to enable scavenge state resource records, and set NO-refresh interval setting to 4 days.。
下列做法中符合婴儿三浴锻炼原则的是（）。
