Given a class whose instances, when found in a collection of objects, are sorted by using the compareTo()method, which two statements are true?（） The class implements java.lang.Comparable.。 The class implements java.util.Comparator.。 The interface used to implement sorting allows this class to define only one sort sequence.。 The interface used to implement sorting allows this class to define many different sort sequences.。
在操作开孔机时，下列（）操作最可能损坏刀具。 采用低转速。 采用高转速。 采用大进给量。 采用小进给量。
In an iostat report， which of the following options best describes the value of % idle？（） A representation of the equation （tps/kbps）*100。 The percentage of time the disks are idle with no activity。 The percentage of time the disks are idle with no outstanding CPU requests。 The percentage of time the CPU is idle with no outstanding disk I/O request。
A system administrator was able to boot a system from the AIX installation CDROM. The migration install was selected, but the process hung at 92% complete. The system administrator then rebooted the system, which subsequently hung at LED 552. Which of the following options is the most probable cause?（） The ODM is corrupted.。 There is a hardware failure.。 The bosboot command failed.。 Not enough space is available in the filesystems.。
运用波特五力模型分析竞争力时，以下对新进入者或称潜在竞争者分析中需要考虑的内容有（）。 新进入者引起恶性竞争如价格战的可能性。 产业进入障碍和退出壁垒。 政府规划和政策。 供应商的集中程度。
Which command would an administrator use to add startup scripts to the system startup process？（）
