网络工程师考试题库VIP免费

Exam AQUESTION 1Your company has a single active directory forest that has an active directory domain named na.contoso.com zone. you have enabled DNS scavenging on Server1. Three weeks later, you notice that the staleresource records remain in na.contoso.com. You need to ensure that the stale resource records areremoved from na.contoso.com. What should you do?A. Stop and restart the DNS service on Server1.B. Enable DNS scavenging on the na.contoso.com zone.C. Run the dnscmd Server1 /AgeAllRecords command on Server1.D. Run the dnscmd Server1 /StartScavenging command on Server1.Answer: BSection: (none)Explanation/Reference:QUESTION 2Your company has an Active Directory domain named ad.contoso.com The company also has a publicnamespace named contoso.com. You need to ensure that public DNS zone records cannot be copied. Youmust achieve this goal without impacting the functionality of public DNS name resolutions. What should youdo?A. Disable the notify feature for the contoso.com zone.B. Disable the Allow-Read permission for the Everyone group on the contoso.com DNS domain.C. Configure the All domain controllers int he domain zone replication option on ad.contoso.com.D. Configure the Allow zone transfers only to servers listed on the Name Servers option on contoso.comAnswer: DSection: (none)Explanation/Reference:QUESTION 3Your company has a main office and a branch office. The main office has a domain controller named DC1that hosts a DNS primary zone. The branc office has a DNS server named SRV1 that hosts a DNSsecondary Zone. All client computers are configured to use their local server for DNS resolution. Youchange the IP address of an existing server named SRV2 in the main office. You need to ensure that SRV1reflect...