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單項(xiàng)選擇題

A user reports that they walked away from their laptop for 30 minutes and when they came backthe screen was very dim. The user tried moving the mouse and increasing the brightness setting,but neither worked. Which of the following should the technician do FIRST?（）

A. Plug in an external monitor to test the video card.
B. Run a check disk scan to verify there is no corruption.
C. Check if the laptop is now on battery power.
D. Have the LCD screen replaced with a known good screen.

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多項(xiàng)選擇題

下列說(shuō)法中有關(guān)工程進(jìn)度款的支付的說(shuō)法錯(cuò)誤的是()。

A.承包人向發(fā)包人提出支付工程進(jìn)度款申請(qǐng)14天內(nèi)，發(fā)包人應(yīng)按不低于工程價(jià)款60%，不高于工程價(jià)款90%向承包人支付工程進(jìn)度款
B.承包人向發(fā)包人提出支付工程進(jìn)度款申請(qǐng)14天內(nèi)，發(fā)包人應(yīng)按不低于工程價(jià)款50%，不高于工程價(jià)款80%向承包人支付工程進(jìn)度款
C.若發(fā)包人不按協(xié)議約定支付工程進(jìn)度款，雙方未達(dá)成延期付款協(xié)議，導(dǎo)致施工無(wú)法進(jìn)行，承包人可停止施工，由發(fā)包人負(fù)擔(dān)違約責(zé)任
D.承包人向發(fā)包人提出支付工程進(jìn)度款申請(qǐng)7天內(nèi)，發(fā)包人應(yīng)按不低于工程價(jià)款50%，不高于工程價(jià)款80%向承包人支付工程進(jìn)度款
E.延期支付的，計(jì)算應(yīng)付款的利息

多項(xiàng)選擇題

下列不屬于安全玻璃是（）。

A.鋼化玻璃
B.單片半鋼化玻璃
C.單片夾絲玻璃
D.安全中空玻璃
E.夾層玻璃

A user reports that they walked away from their laptop for 30 minutes and when they came backthe screen was very dim. The user tried moving the mouse and increasing the brightness setting,but neither worked. Which of the following should the technician do FIRST?（）

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下列說(shuō)法中有關(guān)工程進(jìn)度款的支付的說(shuō)法錯(cuò)誤的是()。

下列不屬于安全玻璃是（）。

下列不屬于安全玻璃是（）。