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**args is a easy quant interview question on language knowledge in Python.
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This is an easy foundational question about Python's variable-length argument syntax. It assesses whether you understand how the *args parameter works, how it captures positional arguments, and what data structure it creates inside a function.
The question is practical: most Python developers encounter *args early, and quant shops expect you to read and write code that uses it fluently. You'll need to trace through a snippet, reason about argument unpacking, and predict the resulting output without running it—a skill that reinforces your mental model of Python's calling convention.
* operator