试题详情
- 单项选择题A user is unable to view any DVDs on their laptop which has a DVD-ROM drive installed. After further investigation, the technician realizes that there is not any DVD-ROM or CD-ROM available under the My Computer utility. Which of the following system utilities would MOST likely be used to identify and resolve this issue?（）
A、Task Manager
B、Device Manager
C、DEFRAG
D、Event Viewer
- B
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