CompTIA認(rèn)證考試PD0-001單項(xiàng)選擇題每日一練(2019.01.14)

來源：考試資料網(wǎng)

1 Which of the following failed components would be responsible for the fuser unit not heating properly？（）

2 An encoder sensor typically detects：（）

3 Which of the following items can be used as a discharge lamp？（）

4 Which of the following components is part of the ink dispersion system？（）

5 Which of the following devices can route electrical signals only when activated by an external control signal？（）

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