[单项选择]My ship has been delayed（）poor visibility.
A. because
B. in reason of
C. owing to
D. for

[单项选择]My position has been obtained by（）.
A. astronomical observation
B. hydrographic survey
C. weather prediction
D. current sailing

[单项选择]My position has been obtained （） astronomical observation．
A. with
B. from
C. on
D. by

[单项选择]My vessel has been in collision and（）help.
A. advise
B. needs
C. hopes
D. inform

[单项选择]If the ship is delayed by reason of Charterer’s failure to name a port，（）will be liable for the damages.
A. the owner
B. the Charterer
C. the shipper
D. the carrier

[单项选择]If a chartered ship is prevented from，or delayed in，getting to the loading port by peril excepted during the voyage，the exception clauses（）.
A. apply
B. comply
C. supply
D. reply

[单项选择]Your ARPA has been tracking a target and has generated the targets course and speed.The radar did not receive a target echo on its last two scans due to the weather.What should you expect under these circumstances（）.
A. The ARPA will generate data as if the target was still being tracked by radar
B. The ARPA will give an audible and/or visual lost target alarm
C. The ARPA will generate data based on sea return echoes from the vicinity where the target was lost
D. The ARPA has lost all memory of the target and must recompute the target data

[单项选择]"Cast iron has poor corrosion resistance to sea water, especially in the presence of bronzes" Implies（）.
A. east iron is a cheap material
B. cast iron can pollute sea water
C. cast iron has mere corrosive than bronzes to sea water
D. cast iron is more corrosive to sea water when it meets with bronzes

[单项选择]It has something （） with poor workmanship and assembly, doesn’t it?
A. do
B. to do
C. done
D. doing

[单项选择]Everyone of us, except my poor hoodwinked grandmother, heard of the bad news.（）
A. 我们每一个人，除了我那可怜的受蒙蔽的奶奶，都得知了这个不幸的消息。
B. 除了我那可怜的受蒙蔽的奶奶，我们大家都得知了这个不幸的消息。
C. 我们大家都得知了这个不幸的消息，只有我那可怜的奶奶还蒙在鼓里。

[单项选择]A carbon dioxide fire extinguisher has been partially discharged, and should be immediately （）.
A. tagged and restowed properly in its rack
B. weighed and the charge loss recorded
C. given to the chief engineer for recharging
D. tagged "empty" and stowed separately from charged extinguishers

[单项选择]When fueling has been completed（）.
A. the fuel tank fill pipe should be left open to allow vapors to vent from the tank
B. the engine should be started immediately to prevent vapor lock in the fuel line
C. all hatches should be opened and all compartments should be ventilated
D. open the fuel line and drain a small amount of gasoline into the bilge to clear the line of sediment

[多项选择] A router has been configured with the commands router eigrp 9 and network 72.16.1.0 0.0.0.255. No other EIGRP - related commands have been configured. The nswers list the IP addresses that could be assigned to this router's Fa0/0 interface. Which answers list an IP address/prefix length that would cause the router to enable IGRP on Fa0/0?（）
A. 172.16.0.1/23
B. 172.16.1.1/26
C. 172.16.1.1/24
D. 172 .16.0.255/23
E. None of the other answers is correct.

[单项选择]The discussion has been（）until Monday.
A.  put up with
B.  put off
C.  put out
D.  put of

[单项选择]EIGRP has been configured to operate over Frame Relay multipoint connections. What should the bandwidth command be set to?（）
A. the CIR rate of the lowest speed connection multiplied by the num ber of circuits
B. the CIR rate of the lowest speed connection
C. the CIR rate of the highest speed connection
D. the sum of all the CIRs divided by the number of connections

[多项选择]the network administrator has been asked to give reasons for moving from ipv4 to ipv6. what are two valid reasons for adopting ipv6 over ipv4?（）
A. telnet access does not require a password
B. nat
C. no broadcast
D. chanage of destination address in the ipv6 header
E. chanage of source address in the ipv6 header
F. autoconfiguration

[多项选择]The Schuyler and Livingston Iron Works has been working on getting its network security under control.It has set up VPN with IPSec links to its suppliers. It has installed network vulnerability scanners to proactively identify areas of weakness, and it monitors and responds to security events as they occur. It also employs extensive access control lists, stateful firewall implementations, and dedicated firewall appliances. The company has been growing very fast lately and wants to make sure it is up to date on security measures. Which two areas of security would you advise the company to strengthen?（）
A. intrusion protection
B. identity
C. secure connectivity
D. security management