通过报纸核查部门审核并公开发布的在一定时期内某种报纸的销售份数,被称为()
A. 核定销量
B. 公告销量
C. 净销售量
D. 有用销量
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A user wants to replace their 17” CRT monitor with the thinnest possible 17” monitor available.Which of the following monitors should the user purchase?()
A. LED LCD
B. DLP
CCFL LCD
D. Plasma
在将服务器安装到机架后,管理员必须确保()。
A. 暖气流可通过前挡板
B. 对系统作标记,以便识别
C. 验证是否可执行更改控制流程
D. 确定正确的电源要求
Which of the following devices replicates and passes data to all devices connected to it?()
A. Switch
B. Router
C. Bridge
D. Hub