Three original learning questions with explanations. This is a short course check, not a certification mock exam or readiness prediction. Public answers support self-review; sign in to save a scored attempt.
Course questions with explanations
Review each question and reveal its explanation without an account. Sign in to save a scored attempt on these same questions. This short check does not predict exam readiness.
1. Which issue does normalization address?
- Equivalent spelling and whitespace
- Every missing value
- Authorization
Show answer and explanation for question 1
Correct answer: A. Equivalent spelling and whitespace
Normalization handles defined equivalent representations.
2. What should happen to an unknown category?
- Be flagged for review
- Be deleted without a count
- Silently become Low
Show answer and explanation for question 2
Correct answer: A. Be flagged for review
Unknown input should not be silently reinterpreted.
3. What makes a scheduled file output reliable?
- An explicit configured path
- A remembered interactive folder
- Formatting first
Show answer and explanation for question 3
Correct answer: A. An explicit configured path
Scheduled execution may use another working directory.
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