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单选题 The well-known ping program sends an (a) ____ type 8 code 0 message to the specified host. The destination hosts seeing the echo request, send back a type 0 code 0 ICMP echo reply
学科：Computer Networks
时间：2023-12-17 09:39:02
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题目1单选题
The Internet's network layer is responsible for moving network-layer packets known as ( ) from one host to anotherA. frameB. datagramC. segmentD. message
题目2单选题
How many bits used in IP datagram express total length of the IP datagramA. 4 bitsB. 8 bitsC. 16 bitsD. 20 bits
题目3单选题
IP belongs to ____ layerA. transportB. networkC. data linkD. physical
题目4单选题
IP address is identifier for ____A. HostB. Router interfaceC. Both of aboveD. None of above
题目5单选题
How many bits specify the IP protocol version in a datagramA. 1 bitB. 2 bitC. 4 bitD. 8 bit
题目6单选题
Given the IP address 202.96.104.8/20, its broadcast address is ____A. 202.96.104.0B. 202.96.96.0C. 202.96.104.255D. 202.96.111.255
题目7单选题
Suppose one IP datagram of 5,000 bytes (20 bytes of IP header) and it must be forwarded to a link with an MTU of 1,500 bytes, the offset and flag of the second fragment in header are ____A. 185, 0B. 185, 1C. 370, 1D. 370,0
题目8单选题
Which of the following is not a routing protocolA. TCPB. RIPC. OSPFD. BGP
题目9单选题
Flow control and congestion control are same at that they all limit the rate of the sender, but differ in that ____A. flow control limits its rate by the size of RcvWindow, but congestion control by the traffic on the linkB. congestion control limits its rate by the size of RcvWindow, but flow control by the traffic on the linkC. flow control mainly is accomplished by the sender, but congestion control by the receiverD. flow control mainly is accomplished by the receiver, but congestion control by the link
题目10单选题
The well-known ping program sends an (a) ____ type 8 code 0 message to the specified host. The destination hosts seeing the echo request, send back a type 0 code 0 ICMP echo replyA. ICMPB. IGMPC. TCPD. UDP
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