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TCP/IP vs OSI Model Comparison

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Questions and Answers

Which of the following is NOT a characteristic of the TCP protocol?

Best-effort delivery protocol (correct)

Connection-oriented protocol

Stateful protocol

Sequencing data

What is the primary reason why UDP is classified as a best-effort delivery protocol?

Because it is a connectionless protocol

Because it does not provide sequencing of data

Because it does not provide flow control

Because it does not provide acknowledgement of received data (correct)

What characteristic do TCP/IP and OSI models share?

Open or non-proprietary standard (correct)

Layered approach with three layers

Centralized network architecture

Proprietary standard

Which of the following is a feature of the TCP protocol?

Provides same-order delivery Signup and view all the answers

What is the primary function of the TCP header?

To keep track of the state of the communication session Signup and view all the answers

What is the primary benefit of segmenting messages in network communication?

Increases speed and efficiency Signup and view all the answers

What is the process of numbering segments so they can be reassembled at the destination?

Sequencing Signup and view all the answers

Which of the following protocols is suitable for request-and-reply applications?

UDP Signup and view all the answers

What is the term for taking multiple streams of segmented data and interleaving them together?

Multiplexing Signup and view all the answers

What is the primary advantage of using TCP over UDP?

Guaranteed delivery of data Signup and view all the answers

What is the term for adding protocol information to data at each stage of the encapsulation process?

Encapsulation Signup and view all the answers

What is the correct order of PDUs as they pass down the stack?

Data, Segment, Packet, Frame Signup and view all the answers

What is the primary function of the network layer in the OSI model?

Addressing end devices, encapsulation, routing, and de-encapsulation Signup and view all the answers

What happens when IP is connectionless?

No connection is established before sending the packet Signup and view all the answers

What is a characteristic of IP due to its best-effort delivery?

Reduced overhead Signup and view all the answers

Why is IP considered unreliable?

It cannot manage or fix undelivered or corrupt packets Signup and view all the answers

What is meant by IP being media independent?

IP does not concern itself with the type of frame required or the media type Signup and view all the answers

What is the primary protocol used at the network layer?

IPv4 Signup and view all the answers