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What does the application layer handle? (a) Top-level communication (b) Bottom-level communication (c) Both Top-level and Bottom-level communication (d) Middle-level communication This question was addressed to me in an online quiz. The doubt is from Performance Measures in JavaScript topic in portion Performance Measures in JavaScript of JavaScript Select the correct answer from above options JavaScript questions and answers, JavaScript questions pdf, JavaScript question bank, JavaScript questions and answers pdf, mcq on JavaScript pdf, JavaScript questions and solutions, JavaScript mcq Test , Interview JavaScript questions, JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)

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Right option is (a) Top-level communication The explanation is: An application layer is an abstraction layer that specifies the shared communications protocols and interface methods used by hosts in a communications network. The Application layer handles the top-level communication that the client and servers use, like HTTP and SMTP for email clients.

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