number 7number 9number 12number 14number 17number 21number 22number 27number 32number 33number 42number 51number 54number 55number 56number 61number 65number 73number 75number 80 TK上答案有误,答案应该是a,但是应该是dumpadm -n,不是-mnumber 90number 92 TK上答案有误number 96 TK上答案有误,且有印刷错误,应该是/etc/hostname.ge0,而不是/etc/hostname.ge()number 99number 102number 105 number 106