1803b3614ec0d8a.png1Chian yuan =0.16＄即 1 ＄= ( ) Chian yuan

中国的顶级域名是( )。 A: CH B: CN C: CHI D: CHIAN

Chang, Tian and An are three users of the system. Chang and An are in the same group. Tian is a Super User. Which of the following rights is inconsistent with the given policies A: Tian has W(write) access to An's Mail files B: Tian has E(execute)access to Art's Mail files C: Chian has R(read) access to An's text files D: Tian has E(execute) access to Chang's Binary files