题目
A.255.255.255.0
B.255.255.255.128
C.255.255.252.0
D.255.255.255.224
E.255.255.255.192
F.255.255.248.0
第1题
A design modification of an anchor chain which prevents kinking is the ______.
A.Detachable link
B.Stud link
C.Kenter link
D.Connecting link
第3题
The Hotel Grand is part of a national chain of hotels.
A.Right
B.Wrong
C.Doesn't say
第4题
Is ______ necessary to complete the design before National Day?
A.this B.that C.it D.he
第5题
A.any-to-many communication model
B.delivery of packets to the group interface that is closest to the sending device
C.one-to-many communication model
D.the same address for multiple devices in the group
E.one-to-nearest communication model
F.a unique IPV6 address for each device in the group
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