SNOW-CAD Platform Features and Integration Practice Question
Exhibit
{
"integration": {
"name": "External Order System",
"type": "REST",
"endpoint": "https://external.com/api/orders",
"authentication": {
"type": "basic",
"username": "${mid.username}",
"password": "${mid.password}"
},
"headers": {"Content-Type":"application/json"}
}
}Refer to the exhibit. An IntegrationHub flow using this REST step is failing with a 401 error. What is the most likely cause?
⚠ Common exam trap
Many exam-takers assume a 401 error always points to an incorrect endpoint or authentication type, rather than recognizing that MID Server credential variables must be explicitly configured for MID Server-based integrations.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The MID Server is not configured with the username and password variables.
The 401 error indicates an authentication failure. In IntegrationHub, when a REST step uses a MID Server, the MID Server must have the necessary credentials (username and password) stored as variables in its configuration to authenticate with the target endpoint. If these variables are missing or misconfigured, the MID Server cannot supply valid credentials, resulting in a 401 error.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
The MID Server is not configured with the username and password variables.
Why this is correct
The variables must be defined in the MID Server's configuration file; otherwise, they resolve to empty.
- ✗
The endpoint URL is incorrect.
Why it's wrong here
A 401 error indicates authentication failure, not a bad endpoint.
- ✗
The authentication type should be OAuth 2.0.
Why it's wrong here
Basic auth is valid; OAuth would require a different setup.
- ✗
The Content-Type header should be text/plain.
Why it's wrong here
The Content-Type is not related to authentication; JSON is appropriate.
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