A. Service provider has routing control.
B. Customers control their own routing.
C. Can communicate protocols other than IP.
D. Allows them to use separate networks for IP and VPN traffic.
第1题:
A.DHCP
B.VLANs
C.DMZ
D.VPNs
第2题:
A.ping
B.Telnet
C.FTP
D.TCP
E.IP
第3题:
第4题:
以下程序段的输出结果为( )。 int j=2 switch (j){ Case 2: system.out.print("two."): Case 2+1: System.out.println("three."); break: default: System.out.println (“value is”+j): Break }A.B.two
A.two.three.
B.two
C.three
D.value is 2
第5题:
About ________ of the workers in the factory were born in the ________.
A.two-thirds, 1970 B.two-thirds, 1970s C.two-third,1970 D.two-third, 1970s
第6题: