Multimeter
Oscilloscope
Cable tester
Power supply tester
第1题：
A technician turns on a PC and before the computer boots up, the technician is prompted for apassword. The technician does not know the password. Which of the following can the techniciando to allow access to the PC?（） (Select TWO).
A. Set the clear password jumper on the motherboard
B. Enter the BIOS setup and select the clear password setting
C. Remove the power cord from the power supply and then plug it back in
D. Power cycle the PC
E. Remove the CMOS battery for 15 minutes
第2题：
A. Multimeter
B. Oscilloscope
C. Cable tester
D. Power supply tester
第3题：
A. Loopback Plug
B. Multimeter
C. Power Supply Tester
D. Extension Magnet
第4题：
A technician receives a computer for repair and observes that the fan on the power supply is not moving. Which of the following should the technician do？ （）
第5题：
A technician does not have power to a PC. Which of the following tools should the technician use to check for electricity?（）
第6题：
A technician is installing a new power supply into a computer. One of the power supply connectors that the technician needs to connect to the motherboard is square and contains 4-pins. This connector is known as which of the following?（）
A.SATA
B.FDD
C.IDE
D.ATX
第7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8题：
A.6V
B.9V
C.12V
D.24V
第9题：
A technician turns on a PC and before the computer boots up, the technician is prompted for apassword. The technician does not know the password. Which of the following can the techniciando to allow access to the PC?（） (Select TWO).
第10题：
Which of the following tools is BEST used to measure voltage and amperage from a power source?（）