Power supply fan
CPU fan
Heat sink
Case fan
第1题：
Computers on a small network are not able to receive new addresses from the DHCP server. However, the administrator has checked the server and ensured it is connected, responding, and functional. Which of the following is the MOST likely problem in this scenario?（）
第2题：
A server has been intermittently shutting off. The power going to the server was tested and is giving the appropriate voltages. Which of the following tools would be used to test the power supply？（）
第3题：
An administrator is experiencing availability issues on a Linux server. The administrator decides tocheck the server for an IP address conflict on the server. Which of the following commands should the administrator use?（）
A.traceroute
B.tracert
C.ifconfig
D.ipconfig
第4题：
An administrator is experiencing availability issues on a Linux server. The administrator decides tocheck the server for an IP address conflict on the server. Which of the following commands should the administrator use?（）
第5题：
A mail server keeps shutting down. The administrator gets an error message over temperature error? Which of the following should the administrator replace FIRST?（）
第6题：
A user can send e-mail， but cannot receive any e-mail. Which of the following settings should be verified in the e-mail account？（）
第7题：
An administrator receives a call from a user who is unable to receive email. After checking the workstation and email settings the administrator is still not able to determine the problem. Which of thefollowing is the NEXT step that the administrator should take？ （）
第8题：
You are the network administrator for The network consists of asingle DNS domain named.You replace a UNIX server with a Windows Server 2003 computer namedTestKing1.TestKing1 is the DNS server and start authority (SOA) for testking.com. A UNIXserver named TestKing2 is the mail server for testking.com.You receive reports that Internet users cannot send e-mail to the testking.comdomain. The host addresses are shown in the following window.You need to ensure that Internet users can send e-mail to the testking.com domain.What should you do?（）
A. Add an _smtp service locator (SRV) DNS record for TestKing2.
B. Add a mail exchange (MX) DNS record for TestKing2.
C. Add an alias (CNAME) record for mail.testking.com.
D. Enable the SMTP service on TestKing1.
第9题：
A mail server keeps shutting down. The administrator gets an error message over temperature error. Which of the following should the administrator replace FIRST？（）
第10题：
An administrator gets a call that multiple users do not have network access to the company server that they have been using for five years. Users can access the other servers and computers in the building and check their home email accounts. The administrator tests the server’s Ethernet cable，verifies it works， and plugs it back into the NIC only to receive no status lights. Which of the following BEST indicates the problem？（）