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[A] alternate [B] different [C] varied [D] several
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How many methods of settlement are mentioned in this passage when the British importer needs dollar to pay his American supplier?A.Two.B.One.C.Three.D.Several.
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TCP functions at the Open System Interconnection(OSI)(61)layer, or Layer 4. Its chief responsibility is to ensure(62)end-to-end connectivity. IP, located one layer down, at the OSI network layer, or Layer 3, communicates the addresses of each(63)sender and receiver to the routers along the way. Routers and Layer 3 switches can read IP and other Layer 3(64). This information, combined with routing tables and other network intelligence, is all it takes to get(65)the room or around the world via TCP/IP.A.transposeB.translateC.transmitD.transport
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A host computer has been correctly configured with a static IP address, but the default gateway is incorrectly set. Which layer of the OSI model will be first affected by this configuration error?A. Layer 1B. Layer 2C. Layer 3D. Layer 4E. Layer 5F. Layer 6E. Layer 7
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Acknowledgements, sequencing, and flow control are functions that are handled by which layer of the OSI model?A. Layer 5B. Layer 4C. Layer 7D. Layer 6E. Layer 3F. Layer 2G. Layer 1
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Several@functionscanexecutemultiplestatements.Whichoneofthefollowinginitializesavariableandcanincrementinduringtheoperation?()
A.@doB.@forC.@whileD.@dowhile
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OSI参考模型有哪些层,按顺序()。A.Application、session、transport、network、physical、physical、datalinkB.Application、presentation、session、network、transport、datalink,physicalC.Application、presentation、session、transport、network、datalink、physicalD.Application、session、transport、physical、network、physical、datalink
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Acknowldgement, Sequencing, and Flow control are characteristics of which OSI layer?()
A. Layer 2B. Layer 3C. Layer 4D. Layer 5E. Layer 6F. Layer 7
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The Hypertext Transfer Protocol , the Web's (请作答此空) protocol , is at the heart of the Web. HTTP is implemented in two programs : a ( ) program and a server program . The client program and server program executing on different end systems , talk to each other by ( ) HTTP messages . HTTP defines how Web clients request Web pages from servers and how servers transfer web pages to clients . when a user ( ) a web page , the browser sends http request messages for the objects in the page to the server . The server ( ) the requests and responds with http response messages that contain the objects .A.transport-layer
B.application-layer
C.network-layer
D.link-layer
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The Hypertext Transfer Protocol,the Web's(请作答此空)protocol,is at the heart of the Web.HTTP is implemented in two programs:a( )program and a server program.The client program and server program executing on different end systems,talk to each other by( )HTTP messages.HTTP defines how Web clients request Web pages from servers and how servers transfer web pages to clients.when a user( )a web page,the browser sends http request messages for the objects in the page to the server.The server( )the requests and responds with http response messages that contain the objects.A.transport-layer
B.application-layer
C.network-layer
D.link-layer