A. A USB mouse uses less power B. A USB mouse is more portable C. A USB mouse is hot swappable D. A USB mouse is more secure
单项选择题Which of the following will help dissipate heat through the heat sink when upgrading a CPU? （）
A. Case fan B. Thermal compound C. Motherboard riser D. Power supply
单项选择题Which of the following printers requires a specialized paper in order to operate?（）
A.Thermal B.Laser C.Inkjet D.Impact
