Loading interview...

The Op Dispatcher

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

Domain
Python
Difficulty
easy
Seniority
mid, senior

Interview Prompt

Write a function that takes a list of dicts and an operation name string. Apply the named op to the 'value' field of each dict and return a new list with a 'result' key added. Support: 'double' (x*2), 'square' (x**2), 'abs' (absolute value), 'upper' (str uppercase), 'lower' (str lowercase).

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