单项选择题 A user’s document will not print, and as a result sends the same print job several times to the printer. A technician notices that the print queue is still waiting for the first job to finish before printing successive jobs. Which of the following would BEST resolve this issue?（）

单项选择题 A technician has a laptop in for repair with a consistent video corruption issue. The issue is seen on the local display and on an external monitor. The issue happens on the BIOS setup screen as well as within Windows. Which of the following laptop components is MOST likely failing?（）

单项选择题 A technician is sent out to a client’s office to solve an issue involving a machine which has numerous Windows XP service failures upon startup. Which of the following would be the FIRST place to check for information on this?（）