(),20,16,18,l7
A:12 B:14 C:16 D:18
______,20,16,18,17
A:12 B:14 C:16 D:18
18
A:9,12,15,( ),22,25 B:2,2,4,6,10,( ),26 C:2,12,3,14,5,15,7,16,11,( ) D:1,( ),81,256,625
2,18,30,20,10,( )
A:7 B:12 C:6 D:18
有4个网络地址:222.107.16.254/18、222.107.17.01/18、222.107.32.25/18和222.107.31.55/18,如果汇聚成一个大的超网,则超网的地址是()
A:222.107.0.0/16 B:222.107.0.0/18 C:222.107.128.0/16 D:222.107.65.0/18
18()
A:9,12,15,( ),22,25 B:2,2,4,6,10,( ),26 C:2,12,3,14,5,15,7,16,11,( ) D:1,( ),81,256,625
( ) 28 36 10 18 18 1 9 9 9
A:18 B:28 C:54 D:64