Flask Interview Questions

Last Updated: Nov 10, 2023

Table Of Contents

Flask Interview Questions For Freshers

What is Flask?

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How do you create a route in Flask?

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What are the common HTTP methods used in Flask?

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What is a Blueprint in Flask?

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What is the difference between Flask and Django?

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How do you install Flask?

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Explain the basic structure of a Flask application.

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What are the advantages of using Flask?

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Flask Intermediate Interview Questions

Explain the concept of sessions in Flask.

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How do you implement authentication in Flask?

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What is the purpose of Flask-Migrate?

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What is the Flask-SQLAlchemy extension?

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What is Flask-WTF and how is it used?

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How do you handle file uploads in Flask?

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What are Flask extensions?

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Explain the concept of context in Flask.

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How do you implement error handling in Flask?

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What is the purpose of __name__ variable in Flask?

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Explain the role of WSGI in Flask.

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Flask Interview Questions For Experienced

Explain the concept of request/response lifecycle in Flask.

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How do you handle asynchronous tasks in Flask?

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What is the purpose of Flask-Login?

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What are Flask blueprints and how are they used?

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Explain the concept of testing in Flask.

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How do you implement pagination in Flask?

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What is the purpose of g in Flask?

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How do you implement API rate limiting in Flask?

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Explain how to handle database migrations with Flask-Migrate.

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What is Flask-Cache and how is it used?

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Explain the concept of request hooks in Flask.

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