多项选择题
A. A cable tester
B. A crimper
C. A cable wiring chart
D. A toner probe
E. A multimeter
F. A cutting shear
单项选择题 A laptop typically has a physical switch to disable which of the following features?（）
多项选择题 Which of the following connection types are MOST likely to be found in the front of a PC case?（）
单项选择题 A technician is going to install a gigabit Ethernet adapter into a laptop for a customer. Which of the following technologies is MOST likely being used in this installation?（）