# Complete validate_score: after all guard clauses pass, return 'valid: ' followed by the score.

Canonical URL: <https://datadriven.io/problems/complete-validatescore-after-all-guard-clauses-pass-retur-39f163ac>

Domain: Python · Difficulty: medium

## Problem

Complete validate_score: after all guard clauses pass, return 'valid: ' followed by the score.

## Related

- [All practice problems](https://datadriven.io/problems)
- [Mock interview mode](https://datadriven.io/interview/complete-validatescore-after-all-guard-clauses-pass-retur-39f163ac)
- [Python Interview Questions](https://datadriven.io/python-interview-questions)
- [Data Engineering Interview Prep Guide](https://datadriven.io/data-engineer-interview-prep)
- [Daily Challenge](https://datadriven.io/daily)

---

Source: DataDriven (https://datadriven.io). 100% free data engineering interview prep. Live code execution against Postgres 16, Python 3.11, and Spark sandboxes. No paywall, no premium tier, no signup gate.