【单选题】A user has recently added a second IDE CD-RW drive to a machine in addition to the primary DVD-ROM drive. The drive opens and closes; however, they do not see it show up in Windows. Which of the follo...
【简答题】Every day on the road, accidents are caused. They do not only happen. The reason may be easy to see: an overloaded tray, a shelf out of reach, a patch of ice on the road. But more often than not there...