Why status codes communicate outcomes in Rest API - Challenge Your Understanding

Challenge - 5 Problems

❓ Predict Output

intermediate

What is the HTTP status code returned for a successful GET request?

Consider a REST API where a client requests data with a GET method. The server successfully finds and returns the requested resource.

What HTTP status code should the server send back to communicate this successful outcome?

A 301

B 404

C 200

D 500

💡 Hint

Think about the standard code that means 'OK' or 'Success'.

HTTP status code 200 means the request was successful and the server is returning the requested data.

❓ Predict Output

intermediate

What status code indicates a resource was not found?

A client requests a resource that does not exist on the server. What HTTP status code should the server return to communicate this?

A 404

B 200

C 403

D 201

💡 Hint

This code means 'Not Found'.

HTTP status code 404 means the requested resource was not found on the server.

❓ Predict Output

advanced

What status code does the server return after successfully creating a resource?

A client sends a POST request to create a new resource. The server creates it successfully. What HTTP status code should the server return?

A 200

B 201

C 204

D 400

💡 Hint

This code means 'Created'.

HTTP status code 201 means the request was successful and a new resource was created.

❓ Predict Output

advanced

What status code indicates the client sent a bad request?

If a client sends a request with invalid syntax or missing required data, what HTTP status code should the server return?

A 400

B 401

C 403

D 500

💡 Hint

This code means 'Bad Request'.

HTTP status code 400 means the server cannot process the request due to client error like invalid syntax.

❓ Predict Output

expert

What status code indicates the server encountered an unexpected error?

When a server fails unexpectedly while processing a valid request, what HTTP status code should it return to communicate this server error?

A 400

B 503

C 502

D 500

💡 Hint

This code means 'Internal Server Error'.

HTTP status code 500 means the server encountered an unexpected condition that prevented it from fulfilling the request.