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: Jan 08, 2025

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Question 1

Which protocol is used to encrypt emails?

A : SMTP

B : IMAP

C : PGP

D : FTP

Answer: C

Question 2

How does custom middleware validate incoming requests in Express.js?

A : By intercepting requests in the middleware chain

B : By bypassing validation for known users

C : By directly modifying the database

D : By rejecting all POST requests

Answer: A

Question 3

What happens if the Secure flag is not set on a cookie?

A : The cookie can be sent over insecure HTTP connections.

B : The cookie cannot be accessed by client-side scripts.

C : The cookie is encrypted by default.

D : The cookie is only accessible to the server.

Answer: A

Question 4

Which middleware can secure HTTP headers in Node.js applications?

A : body-parser

B : helmet

C : multer

D : cookie-parser

Answer: B

Question 5

What is validator.js commonly used for in web applications?

A : Database migrations

B : Input validation

C : File uploads

D : Authentication

Answer: B

Page: 1 / 64

Total 320 Questions | Updated On: Jan 08, 2025

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