单项选择题
Which of the following is an example of a hot swappable component on a laptop?（）
A. Internal wireless adapter B. CPU C. PCMCIA card D. RAM
单项选择题 Which of the following passive cooling methods BEST dissipates a component’s heat?（）
单项选择题 Which of the following characteristics is true of a PCIe x8 card?（）
单项选择题 Which of the following has the speed of PC133?（）
