97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区 狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久

單項選擇題

Which command will configure a directory /commonfiles so that a user cannot delete files owned by other users in the same group()?  

A.chmod +S /commonfiles
B.chmod 4775 /commonfiles
C.chmod 1777 /commonfiles
D.chmod -orgx /commonfiles

微信掃碼免費搜題