Question 1

What does the HTTP 410 status code represent?

Options :

A : Gone

B : Not Found

C : Method Not Allowed

D : Bad Request

Answer: A

Question 2

Which technique can complement rate limiting to prevent abuse?

Options :

A : IP Address Whitelisting

B : Disabling authentication requirements.

C : Logging all user activities without limits.

D : Allowing unlimited access to APIs.

Answer: A

Question 3

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

Options :

A : multer

B : body-parser

C : cookie-parser

D : helmet

Answer: B

Question 4

What is the purpose of dependency security?

Options :

A : To ensure dependencies are free from vulnerabilities.

B : To improve the performance of the application.

C : To encrypt data transmitted between dependencies.

D : To manage access control for dependencies.

Answer: A

Question 5

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

Options :

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