Free Linux Foundation JSNSD Exam Questions

Become Linux Foundation Certified with updated JSNSD exam questions and correct answers

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Total 320 Questions | Updated On: Mar 03, 2025

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Question 1

What does the HTTP 410 status code represent?

A : Gone

B : Not Found

C : Method Not Allowed

D : Bad Request

Answer: A

Question 2

Which middleware is commonly used for parsing JSON in Express.js?

A : multer

B : body-parser

C : cookie-parser

D : helmet

Answer: B

Question 3

Which technique can complement rate limiting to prevent abuse?

A : IP Address Whitelisting

B : Disabling authentication requirements.

C : Logging all user activities without limits.

D : Allowing unlimited access to APIs.

Answer: A

Question 4

Which of the following methods can help prevent SSRF attacks?

A : Using input validation to restrict URLs.

B : Allowing unrestricted IP ranges for server requests.

C : Disabling firewall protections.

D : Using encrypted HTTP (HTTPS).

Answer: A

Question 5

What can custom middleware in Express.js do?

A : Log request details

B : Modify request or response objects

C : Terminate the request-response cycle

D : All of the above

Answer: D

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Total 320 Questions | Updated On: Mar 03, 2025

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