A Windows workstation is taking an excessive amount of time to load the desktop after login.Which of the following could be causing the issue?()
A、BIOS on the system board needs to be updated.
B、The power supply is providing insufficient wattage.
C、The incorrect video drivers are installed on the computer.
D、Too many startup applications are running.
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前置胎盘指胎盘部分或全部附着于()
A、子宫底部
B、子宫前壁
C、子宫后壁
D、子宫侧壁
E、子宫颈内口
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初产妇,G2P0,孕35周,行外倒转术后,腹痛,伴少量阴道流血,查血压17.3/12kPa(130/90mmHg),水肿(+),腹部压痛不明显,胎心160次/分,最可能的诊断是()
A、胎盘早剥
B、前置胎盘
C、子宫破裂
D、先兆子痫
E、临产
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以下方法不能新建一个布局的是()。
A、使用样板创建布局
B、使用向导创建布局
C、使用LAYOUT命令创建布局
D、使用MVIEW命令创建布局
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彩色全电视信号主要由()组成。
A、图像信号、同步信号、消隐信号
B、图像信号、亮度信号、色度信号
C、图像信号、复合同步信号、复合消隐信号
D、图像信号、复合同步信号、复合色度信号
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Bob, a technician, is troubleshooting a PC that intermittently does not power on. Which of the following tools would be the BEST choice to use to verify a possible cause? ()
A、Cable tester
B、Ohm meter
C、Field strength meter
D、PSU tester