Recall & Review
beginner
What does the HTTP status code 400 Bad Request mean?
It means the server cannot process the request because the client sent invalid or malformed data.
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beginner
Name a common cause of a 400 Bad Request error.
Sending incorrect syntax in the request, such as malformed JSON or missing required parameters.
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beginner
How should a client fix a 400 Bad Request error?
By checking and correcting the request data format, headers, and parameters before resending.
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beginner
Is a 400 Bad Request error caused by server problems or client problems?
It is caused by client problems, such as sending bad or invalid requests.
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intermediate
What is the difference between 400 Bad Request and 404 Not Found?
400 means the request is invalid; 404 means the requested resource does not exist.
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What does a 400 Bad Request status code indicate?
✗ Incorrect
400 means the client sent a bad or malformed request.
Which of these can cause a 400 Bad Request error?
✗ Incorrect
Malformed JSON is invalid data causing 400 errors.
Who is responsible for fixing a 400 Bad Request error?
✗ Incorrect
The client must fix the request data.
Which HTTP status code means the resource was not found?
✗ Incorrect
404 means resource not found.
If you get a 400 Bad Request, what should you check first?
✗ Incorrect
Check the request syntax and data format first.
Explain what causes a 400 Bad Request error and how to fix it.
Think about who sends the bad data and what needs to be fixed.
You got /3 concepts.
Compare 400 Bad Request with 404 Not Found status codes.
Focus on the difference between invalid request and missing resource.
You got /4 concepts.