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Answer: A

What is the difference between TCP and UDP? A.) TCP is connection-oriented; UDP uses acknowledgements only B.) TCP is connection-oriented; UDP is connectionless C.) Both TCP and UDP are connection-oriented, but only TCP uses windowing D.) TCP and UDP both have sequencing, but UDP is connectionless

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What is the key advantage of using switches?

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Which OSI Reference Layer controls application to application communication? A.) Datalink B.) Network C.) Transport D.) Session E.) Physical

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What type of Ethernet operation allows only one entity to transmit at a time? For example, if someone else is transmitting, they must wait. A.) Full-Duplex B.) Dual-Duplex C.) Half-Duplex D.) Latex E.) Quarter-Duplex F.) Suplex

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How many ways to access router?

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What is the bit length and expression form of a MAC address? A. 24 bits expressed as a decimal number B. 24 bits expressed as a hexadecimal number C. 36 bits expressed as a binary number D. 48 bits expressed as a decimal number E. 48 bits expressed as a hexadecimal number

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With distance vector routing protocols, it is never useful to send the same routing update packet back out the same interface that it was learned. This concept is called what? A.) Holddown timers B.) Poison Reverse C.) Count to infinity D.) Split Horizon E.) Link State

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What does -1 mean in an extended IPX access-list? A.) Any IP address B.) Deny all C.) Deny host D.) Any host or any network

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What is bia?

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What 2 commands verify end to end communications? A.) Trace B.) debug ip session C.) Ping D.) Route

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Explain how many ways to access router?

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Which layer is responsible for providing mechanisms for multiplexing upper-layer application, session establishment, and tear down of virtual circuits? A.) Session B.) Network C.) Physical D.) Transport E.) Application F.) Presentation

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