Where normal delivery at the port of destination is prevented by some cause beyond the control of the master，and the master may and must deal with the cargo for the benefit of its owners by landing it，carrying it，or transshipping it，as may seem best，the Shipowner may then charge the cargo owners with ______ to cover the expenses thus incurred in their interests．
A.pro rata freight
B.advance freight
C.dead freight
D.back freight 答案
第1题：
A. source MAC address
B. source IP address
C. source switch port
D. destination IP address
E. destination port address
F. destination MAC address
第2题：
A.source ip address：192.168.15.5 destination port：21
B.source ip address：192.168.15.37 destination port：21
C.ssource ip address192.168.15.41 destination port：21
D.source ip address：192.168.15.36 destination port：23
E.source ip address：192.168.15.46 destination port：23
F.source ip address：192.168.15.49 destination port：23
第3题：
CFR，全称Cost and Freight（named port of destination）
中文意为“成本加运费（指定目的港）”，指在装运港货物越过船舷时卖方即完成交货，卖方须支付将货物运至指定目的港所需的运费。但货物的风险是在装运港船舷转移的。该术语适合于海运或内河运输。CFR价与下列CIF价相比，在价格构成中少了保险费，因此，除了保险是由买方办理外，其他的双方义务与下列CIF价基本相同。应该注意的是，CFR价装船是卖方而投保又是买方，卖方在装船后应给买方以充分的通知，否则，因此而造成买方漏保引起的货物损失应由卖方承担。
第4题：
Which of the following descriptions about IP spoofing is correct？（）
第5题：
The Charterers to _______ a surveyor on behalf of both parties at the port of delivery and re-delivery，who shall inspect the cargo holds and ascertain bunkers remaining on board．
A.Instruct
B.Decide
C.Sight
D.Appoint
第6题：
Your boss is learning a CCNA training course，refer to the exhibit.The access list has been configured on the S0/0 interface of router RTB in the outbound direction.Which two packets，if routed to the interface，will be denied？（）access-list 101 denytcp192.168.15.320.0.0.15any eq telnetaccess-list 101 permitip any any
A.source ip address:192.168.15.5;destination port: 21
B.source ip address:,192.168.15.37 destination port: 21
C.source ip address:,192.168.15.41 destination port: 21
D.source ip address:,192.168.15.36 destination port: 23
E.source ip address:192.168.15.46;destination port: 23
F.source ip address:,192.168.15.49 destination port: 23
第7题：
Possession of a bill of lading enables the holder ______ obtain delivery of the goods at the port of destination．
A.to
B.by
C.on
D.in
第8题：
A. UDP port 169
B. TCP port 169
C. UDP port 179
D. TCP port 179
第9题：
第10题：
A standard IP access list is applied to an Ethernet interface of a router. What does this standard access list filter on?（）