试题详情
单项选择题Which of the following is a sign that a computer has been infected by a worm?()

A、Screensaver changed on its own

B、Unauthorized outgoing emails being sent

C、Desktop background changed on its own

D、Left and right mouse buttons have been flipped

  • B
  • 关注下方微信公众号,在线模考后查看

热门试题