菜单的设计一般遵循怎样的步骤？
下面关于Linux系统文件挂载的叙述中，正确的是（）。 ["\/可以作为一个挂载点","挂载点可以是一个目录，也可以是一个文件","不能对一个磁盘分区进行挂载","挂载点是一个目录时，这个目录必须为空"]
Evaluate the following command and its output: Which two statements correctly interpret the output?（） [" FREE_SPACE indicates only the space that is currently unallocated."," ALLOCATED_SPACE indicates only the space currently allocated and in use."," FREE_SPACE indicates only the space that is currently allocated and available for reuse."," ALLOCATED_SPACE indicates both the space currently allocated and used, and the space that is available for reuse."," FREE_SPACE indicates both the space that is currently allocated and available for reuse, and the space that is currently unallocated."]
What is the effect of using Capacity on Demand on LPARs configured on a managed system?（） ["It allows dynamic increase of CPU and memory allocation for all LPARs.","It allows dynamic increase of CPU and memory allocation for LPARs when the 'Desired' and 'Maximum' partition profile values are equal.","It allows dynamic increase of CPU and memory allocation for LPARs when the 'Desired' partition profile values are less than the 'Maximum' values.","It allows dynamic increase of CPU and memory allocation for LPARs when the 'Desired' partition profile values are greater than the 'Maximum' values."]
某宗土地2，000平方米，土地上建造了一栋10层高的宾馆，宾馆的首层建筑面积为1，200平方米，第2层到第10层每层建筑面积为1，000平方米。则由此计算出的建筑容积率为（）。 ["0.6","5.1","2","6"]
如果有几张幻灯片暂时不想被看到，最便捷的是使用哪项操作：（）
