フリー問題

問題文

A team lists the test levels it will use for a machine learning system. The team wants to know which levels exist specifically because of machine learning, and what each of them is concerned with. Which answer is right?

選択肢

1. The paid service level covers the contract and the purchased terms, and the vendor level covers the outputs that the workflow finally yields.
2. The input data level covers the training and the live data, and the model level covers the result that the workflow finally gives.
3. The unit test level covers the sources and the assembled code, and the system level covers the outcome that the workflow finally yields.
4. The data pipeline level covers the ingest and the change step, and the check level covers the output that the workflow finally yields.