the internet model consists of _______ layers . a) three b) five c) seven d) eight
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The Internet model consists of _______ layers . A) Three B) Five C) Seven D) Eight. 2. The process-to-process delivery of the entire message is the responsibility of the _______ layer . A) Network B) Transport C) Application D) Physical. - PowerPoint PPT PresentationTRANSCRIPT
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1. The Internet model consists of _______ layers.
A)ThreeB)FiveC)SevenD)Eight
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2. The process-to-process delivery of the entire message is the responsibility of the _______ layer.
A)NetworkB)TransportC)ApplicationD)Physical
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3. The _______ layer changes bits into electromagnetic signals.
A)PhysicalB)Data linkC)TransportD)None of the above
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4. Which of the following is an application layer service?
A)Remote log-inB)File transfer and accessC)Mail serviceD)All the above
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5. Why was the OSI model developed?
A)Manufacturers disliked the TCP/IP protocol suite.B)The rate of data transfer was increasing exponentiallyC)Standards were needed to allow any two systems to communicateD)None of the above
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6. In the OSI model, when data is transmitted from device A to device B, the header from A's layer 5 is read by B's _______ layer.
A)physicalB)transportC)sessionD)presentation
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7. In the OSI model, what is the main function of the transport layer?
A)node-to-node deliveryB)process-to-process message deliveryC)synchronizationD)updating and maintenance of routing tables
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8. When a host on network A sends a message to a host on network B, which address does the router look at?
A)portB)logicalC)physicalD)none of the above
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9. IPv6 has _______ -bit addresses.
A)32B)64C)128D)variable
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10. The physical, data link, and network layers are the ______ support layers.
A)userB)networkC)both (a) and (b)D)neither (a) nor (b)
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11. The session, presentation, and application layers are the ____ support layers.
A)userB)networkC)both (a) and (b)D)neither (a) nor (b)
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12. The _______ layer links the network support layers and the user support layers.
A)transportB)networkC)data linkD)session
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13. The ______ layer establishes, maintains, and synchronizes the interactions between communicating devices.
A)transportB)networkC)sessionD)physical
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14. TCP/IP is a ______ hierarchical protocol suite developed ____ the OSI model.
A)seven-layer; beforeB)five-layer; beforeC)four-layer; beforeD)five-layer; after
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ANSWER
1. B2. B3. A4. D5. C6. C7. B8. B9. C10.B11.A12.A13.C14.B