In classes A,B,and C,an address with all Is for the netid and hostid (32 bits) defines a( 74) address in the current network.A host that wants to send a message to every other host can use this address as a destination address in an IP packet. However,a router will block a packet having this type ofaddress to confine the broadcasting to the (75) network. Note that this address belongs to class E.(71) A.datagram
B.function
C.address
D.service(72) A.router
B.switch
C.hub
D.firewall(73)A.source
B.destination
C.local
D.remote(74) A.unicast
B.multicast
C.broadcast
D.anycast(75) A.neighbor
B.next
C.remote
D.local
[主观题]F.irstly, we should read the topic c and organize our ideas. 77.
[单选题]I guess we’ve already talked about this before but I’ll ask you again just .A.by natureB.in returnC.in caseD.by chance
[单选题]I guess we’ve already talked about this before but I’ll as you again just .A.by natureB.in returnC.in caseD.by chance
[单选题]听力原文:M: No doubt you have already heard of the passing of Mr. Johnson.W: Yes. services will be held for him tomorrow at St. Luke's church.Q: What is known about Mr. Johnson?(18)A.He has just been dead.B.He went home after church.C.He has not felt we
[单选题]We don’t have beds in the spacecraft, but we do have sleeping bags. During
[单选题]We don’t have beds in the spacecraft, but we do have sleeping bags. During
[单选题]We don’t have beds in the spacecraft, but we do have sleeping bags. During
[单选题]We don’t have beds in the spacecraft, but we do have sleeping bags. During
[单选题]We don’t have beds in the spacecraft, but we do have sleeping bags. During
[单选题]We tried to [restrict]our conversation to arguments relevant to the topic.A