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Smartly Prepare Exam with Free Online JSNSD Practice Test

We offer the latest JSNSD practice test designed for free and effective online OpenJS Node.js Services Developer certification preparation. It's a simulation of the real JSNSD exam experience, built to help you understand the structure, complexity, and topics you'll face on exam day.

Exam Code: JSNSD
Exam Questions: 320
OpenJS Node.js Services Developer
Updated: 10 Jul, 2025
Viewing Page : 1 - 32
Practicing : 1 - 5 of 320 Questions
Question 1

What can custom middleware in Express.js do?

Options :
Answer: D
Question 2

Which middleware is required to parse JSON request bodies in Express.js?

Options :
Answer: B
Question 3

What is a common technique to prevent CSRF attacks?

Options :
Answer: A
Question 4

What is the risk of allowing unsanitized user input in a web application?

Options :
Answer: B
Question 5

Which HTTP status code is suitable for logging and displaying a 'Not Found' message?

Options :
Answer: B
Viewing Page : 1 - 32
Practicing : 1 - 5 of 320 Questions

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