试题详情
单项选择题A user reports that their touchpad no longer works on their laptop. Which of the following is the FIRST troubleshooting step?()

A、Plug in USB keyboard

B、Check for a disable switch

C、Contact the laptop manufacturer

D、Plug in a USB mouse

  • B
  • 关注下方微信公众号,在线模考后查看

热门试题