Rate Limiting MCQ | Express.js Rate Limiting Multiple Choice Questions

Direction: Choose the correct option

Why would you implement rate limiting in an Express app?

A. To reduce server load for legitimate users

B. To prevent abuse and brute-force attacks

C. To cache responses

D. To speed up responses

Direction: Choose the correct option

Which middleware is commonly used for rate limiting in Express?

A. limiter

B. rate-limiter

C. express-throttle

D. express-rate-limit

Direction: Choose the correct option

What does slowDown middleware do?

A. It limits total requests

B. It adds delay to all requests

C. It progressively slows down responses after a certain number of requests

D. It blocks requests permanently

Direction: Choose the correct option

How can you identify a client for rate limiting?

A. By IP address

B. By username

C. By session ID

D. All of the above

Direction: Choose the correct option

What HTTP status code is typically sent when rate limit is exceeded?

A. 401 Unauthorized

B. 403 Forbidden

C. 429 Too Many Requests

D. 500 Internal Server Error

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