Application Layer of the OSI Model: Definition, Functions & Protocols


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In the OSI model, what does the application layer do?

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1. In the OSI model, the application layer is:

2. In the OSI model, all of the following are protocols of the application layer except:

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About This Quiz & Worksheet

This quiz and corresponding worksheet will help you gauge your understanding of the Application Layer part of the seven layer OSI model. Topics you'll need to know to pass the quiz include understanding Application Layer protocols.

Quiz & Worksheet Goals

Use these assessment tools to assess your knowledge of:

  • The essential purpose of the Application Layer in computing
  • Where the Application Layer falls within the hierarchy of the OSI model
  • The protocols of the Application Layer
  • What the hyperlink uses to name the pages on the web
  • The term denoting the set of rules for handling data transfer

Skills Practiced

This worksheet and quiz will let you practice the following skills:

  • Defining key concepts - ensure that you can accurately define main phrases, such as hyperlink and protocol
  • Reading comprehension - ensure that you draw the most important information from the related lesson on the Application Layer of the OSI model
  • Interpreting information - verify that you can read information regarding naming pages on the web and interpret it correctly
  • Knowledge application - use your knowledge to answer questions about what the Application Layer does

Additional Learning

To learn more, review the corresponding lesson on the Application Layer of the OSI Model. This lesson covers the following objectives:

  • Understand what the Application Layer is and how we use it
  • Know the seven layers of the OSI model
  • Review the protocols of the Application Layer: DNS, IMAP and HTTP