Human-readable error messages in Rest API - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to return a human-readable error message with status 404.

Rest API

return {"error": "Resource not found"}, [1]

Drag options to blanks, or click blank then click option'

A404

B403

C500

D200

Attempts:

3 left

💡 Hint

Common Mistakes

Using 200 instead of 404 for an error response.

The status code 404 means the requested resource was not found, which matches the error message.

2fill in blank

medium

Complete the code to send a JSON error message with status 400 for bad input.

Rest API

return {"error": "Invalid input"}, [1]

Drag options to blanks, or click blank then click option'

A400

B500

C401

D404

Attempts:

3 left

💡 Hint

Common Mistakes

Using 500 which means server error instead of client error.

Status 400 means the client sent a bad request, which fits the 'Invalid input' message.

3fill in blank

hard

Fix the error in the code to return a human-readable error message with status 401.

Rest API

return {"error": "Unauthorized access"}, [1]

Drag options to blanks, or click blank then click option'

A400

B404

C401

D403

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing 401 with 403 which means forbidden.

Status 401 means the user is not authorized, matching the error message.

4fill in blank

hard

Fill both blanks to return a JSON error message with status 500 and a message for server error.

Rest API

return {"error": [1], [2]

Drag options to blanks, or click blank then click option'

A"Internal server error"

B400

C500

D"Bad request"

Attempts:

3 left

💡 Hint

Common Mistakes

Using 400 status code with a server error message.

The message 'Internal server error' matches status 500 which means server error.

5fill in blank

hard

Fill all three blanks to return a JSON error message with a custom message, status 403, and a retry suggestion.

Rest API

return {"error": [1], "suggestion": [2], [3]

Drag options to blanks, or click blank then click option'

A"Access forbidden"

B"Try logging in again"

C403

D"Invalid credentials"

Attempts:

3 left

💡 Hint

Common Mistakes

Using status 401 instead of 403 for forbidden access.

Status 403 means access is forbidden. The message and suggestion help the user understand and fix the issue.