05 - Quiz¶

• Your name:

• Your VT email:

How does git status help reduce mistakes during everyday work?

• A. It shows what has changed and what is recorded versus unrecorded
• B. It automatically fixes errors
• C. It prevents files from being edited
• D. It synchronizes with remote repositories

Why are Git branches described as "cheap and lightweight"?

• A. They duplicate the entire codebase
• B. They require no configuration
• C. They allow frequent experimentation without copying files
• D. They automatically merge themselves

How do git diff and git log support reproducibility and debugging?

• A. By showing exactly what changed and when
• B. By automatically rerunning experiments
• C. By preventing changes to past code
• D. By enforcing coding standards

Why is Git especially valuable for data science projects that involve frequent experiments and changing ideas?

• A. It automatically selects the best-performing model
• B. It prevents code from ever being modified
• C. It reduces the need to understand the code
• D. It allows experiments to be recorded, compared, and revisited safely