A snapshot of the /export/project file system has been taken. Prior to backing up the file system， you need to check to see if certain files are on the snapshot. The snapshot needs to be mounted to check for these files.  Which command will mount the snapshot？ （） [" mount -F ufs -o ro \/dev\/fssnap\/0 \/check"," mount -F ufs -o rw \/dev\/fssnap\/0 \/check"," mount -F ufs -o ro \/export\/project \/check"," mount -F ufs -o rw \/export\/project \/check"] 首先提出立法权、司法权和行政权三权分立的启蒙思想家是（）。 ["孟德斯鸠","伏尔泰","卢梭","霍布斯"] View the Exhibit. What would happen if Oracle Home is not empty（） ["The installation will not be continued until the location is empty.","The installation will proceed without overwriting the existing files.","The installation can be continued， but the existing files will be overwritten.","The installation terminates automatically after showing an error message"] Given: When line 15 is reached, how many objects are eligible for the garbage collector?（） ["0","1","2","3","4","5"] 液化石油气储罐上使用的压力表不应低于（）。 ["1级；","1.6级；","2.5级；","2级"] IT服务计费的前提是（）