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156-215.80 · Question #382

What is the Transport layer of the TCP/IP model responsible for?

The correct answer is B. It manages the flow of data between two hosts to ensure that the packets are correctly assembled. The Transport layer of the TCP/IP model manages end-to-end data flow between two hosts and ensures that data is correctly segmented, ordered, and reassembled.

Introduction to Check Point Technology

Question

What is the Transport layer of the TCP/IP model responsible for?

Options

  • AIt transports packets as datagrams along different routes to reach their destination.
  • BIt manages the flow of data between two hosts to ensure that the packets are correctly assembled
  • CIt defines the protocols that are used to exchange data between networks and how host programs
  • DIt deals with all aspects of the physical components of network connectivity and connects with

How the community answered

(46 responses)
  • A
    4% (2)
  • B
    93% (43)
  • D
    2% (1)

Why each option

The Transport layer of the TCP/IP model manages end-to-end data flow between two hosts and ensures that data is correctly segmented, ordered, and reassembled.

AIt transports packets as datagrams along different routes to reach their destination.

Routing packets as datagrams along different paths to a destination is the function of the Internet (Network) layer, handled by the IP protocol.

BIt manages the flow of data between two hosts to ensure that the packets are correctly assembledCorrect

The Transport layer - implemented by protocols such as TCP and UDP - is responsible for segmentation, flow control, error detection, and reassembly of data between communicating hosts, with TCP providing reliable ordered delivery and UDP providing best-effort connectionless delivery.

CIt defines the protocols that are used to exchange data between networks and how host programs

Defining protocols for data exchange between networks describes the Internet layer, which uses IP and related routing protocols to move packets across network boundaries.

DIt deals with all aspects of the physical components of network connectivity and connects with

Managing physical network components and physical connectivity is the responsibility of the Network Access layer, which corresponds to the Physical and Data Link layers of the OSI model.

Concept tested: TCP/IP model Transport layer responsibilities

Source: https://www.rfc-editor.org/rfc/rfc793

Topics

#TCP/IP model#transport layer#flow control#networking fundamentals

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