Question 1

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

Options :

A : Database migrations

B : Input validation

C : File uploads

D : Authentication

Answer: B

Question 2

What format is most commonly used for structured error responses in REST APIs?

Options :

A : JSON

B : XML

C : YAML

D : Plain Text

Answer: A

Question 3

What does 'Promise.race()' return?

Options :

A : The result of the first settled promise

B : The results of all settled promises

C : The fastest resolved promise only

D : An error if any promise fails

Answer: A

Question 4

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

Options :

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 5

What is the difference between Stored XSS and DOM-based XSS?

Options :

A : Stored XSS works on the server, while DOM-based XSS works on the client-side DOM

B : Stored XSS manipulates the DOM, while DOM-based XSS is stored in the database

C : Stored XSS and DOM-based XSS are the same

D : DOM-based XSS involves SQL queries

Answer: A

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