What are the key differences between popular and scholarly sources?

There are two parts to this discussion. Please use the following prompts to frame an initial response of at least two paragraphs.
Part 1:
Respond to the following questions:
What are the key differences between popular and scholarly sources?
How do scholarly sources compare to web sources?
What are some examples of scholarly, web, and popular sources for the topic you have chosen for your final project?
Part 2:
Review the two sources you found in Module 3 and identify whether they would be considered popular or scholarly. Be sure to include the author, year of publication, article title, and type of publication for each. In addition, please evaluate whether these sources are still appropriate to use in support of your final project for this course.
Sources
Tarter, A. (2017). Importance of cyber security. Community Policing – A European Perspective, 213-230. https://doi.org/10.1007/978-3-319-53396-4_15

Untawale, M. T. (2021). Importance of cyber security in the Digital Era. International Journal for Research in Applied Science and Engineering Technology, 9(8), 963-966. https://doi.org/10.22214/ijraset.2021.37519
Untawale, M. T. (2021). Importance of cyber security in the Digital Era. International Journal for Research in Applied Science and Engineering Technology, 9(8), 963-966. https://doi.org/10.22214/ijraset.2021.37519Links to an external site.
Walters, R., & Novak, M. (2021). Cyber security. Cyber Security, Artificial Intelligence, Data Protection & the Law, 21-37. https://doi.org/10.1007/978-981-16-1665-5_

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