Given base = [1, 2, 3] and extra = [4, 5, 6], use extend() to add all items from extra into base

A medium Python mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.

Domain

Python

Difficulty

medium

Interview Prompt

Given base = [1, 2, 3] and extra = [4, 5, 6], use extend() to add all items from extra into base. Print base, then print its length.

How This Interview Works

1. Read the vague prompt (just like a real interview)
2. Ask clarifying questions to the AI interviewer
3. Write your python solution with real code execution
4. Get instant feedback and a hire/no-hire decision