Which of the following should the technician do FIRST when removing a paper jam?() A. Open all the doors in the printer.B. Clear the print queue.C. Turn the printer off.D. Take the printer offline.

Which of the following should the technician do FIRST when removing a paper jam?()

A. Open all the doors in the printer.

B. Clear the print queue.

C. Turn the printer off.

D. Take the printer offline.

相关考题：

It has been over a century _______ the railway was completed. (A)when(B) once(C) which(D) since
查看答案
______ he come, what you say to him?A. If, willB. Should, wouldC. When, wouldD. Would, do
查看答案
[A] which [B] that [C] what [D] when
查看答案
Do () he or she tell you (). A、what, to doB、what, to do itC、which, 不填D、that, 不填
查看答案
健康计划的总体目标中的三个"W"指A、who，what，whenB、what，when，whyC、who，what，whichD、what，when，whereE、when，where，which
查看答案
[A] who [B] when [C] where [D] which
查看答案
The beautiful mountain village__________ we spent our holiday last year is locatedin __________ is now part of Guangxi.A.which ; whereB.where; whatC.that ; whatD.when ; which
查看答案
健康计划的总体目标中的三个"W"指A.who，what，whenB.what，when，whyC.who，what，whichD.what，when，whereE.when，where，which
查看答案
exception类中有哪个函数？A．which()B．what()C．when()D．where()
查看答案
4、exception类中有哪个函数？A．which()B．what()C．when()D．where()
查看答案
热门标签