PSU tester
Loopback plug
Cable tester
Multimeter
第1题：
Which of the following should a technician do FIRST to troubleshoot a users network connectivity problem？（）
第2题：
A technician does not have power to a PC. Which of the following tools should the technician use to check for electricity?（）
第3题：
A network technician wants to use a packet analyzer to troubleshoot a reported problem with auser‘s workstation with IP address 192.168.1.45. To identify the workstation‘s packets thetechnician wants to use the workstation‘s MAC address.Which of the following protocols would provide the needed information?（）
A.DHCP
B.ARP
C.DNS
D.PING
第4题：
Bob, a technician, is troubleshooting a PC that intermittently does not power on. Which of the following tools would be the BEST choice to use to verify a possible cause? （）
第5题：
Which of the following tools can be used to test if a 24-pin power cable is outputting correct voltage?（）
第6题：
If a technician suspects that the voltage being delivered to a desktop computer’s power supply is insufficient or incorrect, which device should be used to determine the correct voltage?（）
第7题：
Which of the following tools should Mike, a technician, use when testing a serial port?（）
第8题：
A. Cable tester
B. Multimeter
C. Toner probe
D. Protocol analyzer
第9题：
A network technician wants to use a packet analyzer to troubleshoot a reported problem with a user's workstation with IP address 192.168.1.45. To identify the workstation's packets the technician wants to use the workstation's MAC address. Which of the following protocols would provide the needed information?（）
第10题：
An administrator is unable to ping a workstation. Which of the following tools would BEST help toresolve the issue?（）