Troubleshoot Common Configuration Issues AT0-001 Practice Questions (Page 4)

Questions 16–20

1. 16foundation · easy

   Why is correct syntax important in configuration files?

   • AIncorrect syntax can cause the application to fail to parse the file or behave unexpectedly
   • BCorrect syntax ensures the file is encrypted
   • CCorrect syntax improves network speed
   • DCorrect syntax is required for file compression
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2. 17foundation · easy

   A configuration file in INI format is not being applied correctly. Which of the following is a likely syntax error?

   • AUsing an equals sign to assign a value
   • BPutting a key-value pair outside any section
   • CA section header is missing the closing bracket
   • DUsing a semicolon for comments
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4. 18foundation · easy

   An application fails to start, and the log shows a 'parse error' in its YAML configuration file. Which of the following is the most likely cause?

   • AA line uses tabs for indentation instead of spaces
   • BThe file is stored in a different directory
   • CThe file is larger than 1 MB
   • DThe file is saved with a .txt extension
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5. 19application · medium

   A developer is integrating a payment gateway API. The API documentation states that requests must include an 'Authorization: Bearer <token>' header. The developer's code is correctly setting this header, but the API returns a '403 Forbidden' error. The token was generated successfully and is not expired. What is the most likely cause of the 403 error?

   • AThe API endpoint URL is incorrect, and the request is being sent to a different service.
   • BThe token is valid, but the API key associated with the token does not have permission to perform the requested operation.
   • CThe API is rate-limiting the developer's account, and the limit is enforced with a 403 status code.
   • DThe request body is missing a required field, and the API rejects it with a 403.
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6. 20application · medium

   A Linux administrator is troubleshooting a service that fails to start. The service's configuration file is an INI file. The error log shows 'Error: Invalid value for key 'max_connections''. The administrator opens the file and sees: ```ini [database] max_connections = 100 host = localhost ``` What is the most likely cause of the error?

   • AThe value '100' should be enclosed in quotes to be recognized as a string.
   • BThe section header '[database]' is missing a closing bracket.
   • CThe value '100' is not a valid integer for the 'max_connections' setting.
   • DThe key 'max_connections' is misspelled and should be 'max_connection'.
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