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[主观题]

Application for port clearance has to be made before the intended departure of a

vessel and has to be accompanied by an Export Manifest showing particulars of the cargo loaded and such other documents as may be required by customs authorities．

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更多“Application for port clearance…”相关的问题

第1题

A screening router can perform. packet filtering based upon what data？（)

A.Translated source destination addresses

B.Inverse address resolution

C.Source and destination port number

D.Source and destination addresses and application data

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第2题

A transport layer protocol has several responsibilities. One is to create a process-to-pro

cess (program-to-program) communication; TCP uses port (71) to accomplish this. Another responsibility of a transport layer protocol is to create a (72) and error-control mechanism at the transport level. TCP uses a sliding (73) protocol to achieve flow control. It uses the acknowledgment packet, time-out, and retransmission to achieve (74) control. The transport layer is also responsible for providing a connection mechanism for the application program. The application program sends (75) of data to the transport layer. It is the responsibility of the transport layer at the sending station to make a connection with the receiver.

（71）

A．numbers

B．connections

C．diagrams

D．resources

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第3题

● A transport layer protocol has several responsibilities. One is to create a process-to-p

rocess (program-to-program) communication; TCP uses port （71） to accomplish this. Another responsibility of a transport layer protocol is to create a （72） and error-control mechanism at the transport level. TCP uses a sliding （73） protocol to achieve flow control. It uses the acknowledgment packet, time-out, and retransmission to achieve （74） control. The transport layer is also responsible for providing a connection mechanism for the application program. The application program sends （75） of data to the transport layer. It is the responsibility of the transport layer at the sending station to make a connection with the receiver.

（71）

A. numbers

B. connections

C. diagrams

D. resources

（72）

A. procedure

B. function

C. route

D. flow

（73）

A. path

B. window

C. frame

D. diagram

（74）

A. packet

B. time

C. error

D. phase

（75）

A. ports

B. streams

C. packets

D. cells

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第4题

● NAC’s （Network Access Control ） role is to restrict network access to only compliant end

points and （66） users. However, NAC is not a complete LAN （67） solution; additional proactive and （68） security measures must be implemented. Nevis is the first and only comprehensive LAN security solution that combines deep security processing of every packet at 10Gbps, ensuring a high level of security plus application availability and performance. Nevis integrates NAC as the first line of LAN security （69） . In addition to NAC, enterprises need to implement role-based network access control as well as critical proactive security measures — real-time, multilevel （70inspection and microsecond threat containment.

（66）A. automated B. distinguished C. authenticated D. destructed

（67）A. crisis B. security C. favorable D. excellent

（68）A. constructive B. reductive C. reactive D. productive

（69）A. defense B. intrusion C. inbreak D. protection

（70）A. port B. connection C. threat D. insurance

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第5题

汉译英：“到货港；交货港；卸货港”，正确的翻译为：（)A. port of delivery; port of arrival; port o

汉译英：“到货港；交货港；卸货港”，正确的翻译为：()

A. port of delivery; port of arrival; port of discharge

B. port of arrival; port of discharge; port of delivery

C. port of discharge; port of arrival; port of delivery