DEV Community

THIYAGARAJAN varadharajan
THIYAGARAJAN varadharajan

Posted on

I created 45 Python interview papers for my own prep — here's what I learned

I'm a CS fresher prepping for Python developer interviews. After weeks of watching tutorials and reading docs, I still couldn't perform under pressure.

So I started building my own practice papers.

What's in each paper
Every paper simulates a real technical interview round:

📖 Verbal questions (Python/Django/SQL concepts)
🐍 Python coding problems
🗄️ SQL query challenges
🏗️ OOP design tasks
🌐 Django/DRF API problems
🔍 10 "Predict the Output" snippets
45 papers. 3 levels.
Level Papers
🟢 Easy 15 papers
🟡 Medium 15 papers
🔴 Advanced 15 papers
The game changer: Predict the Output
I added 450 code snippets across all papers testing list comprehensions and lambda functions.

Example:

python
nums = [1, 2, 3, 4, 5]
result = [{True: "pass", False: "fail"}[x > 3] for x in nums]
print(result)
Can you get it without running it? These questions forced me to actually think in Python instead of just typing and hoping.

My routine
1 paper/day
45 min timer
No IDE, just pen and paper first
Run the code after to check
Repo
Everything is public:

📝 45 Python Interview Practice Papers

Practice papers I built for my own Python developer interview prep. Covers everything a fresher needs — from basic Python to Django REST Framework.

📋 What's Inside

Section Topics
Verbal / Short Answer Python concepts, Django basics, SQL theory
Python Coding String manipulation, data structures, algorithms
SQL Problems Queries, joins, aggregations, subqueries
OOP Design Class design, inheritance, real-world systems
Django / DRF Models, serializers, viewsets, filters, custom actions
Predict the Output List comprehensions & lambda functions (MCQ + open-ended)

📊 Difficulty Levels

Level Papers Count
🟢 Easy Papers 1–5, 16–20, 31–35 15
🟡 Medium Papers 6–10, 21–25, 36–40 15
🔴 Advanced Papers 11–15, 26–30, 41–45 15

🎯 How I Used These

  • 1 paper per day as a timed practice session
  • Started with Easy, moved to Medium, then Advanced
  • Used the "Predict the Output" section to test my understanding of Python internals
  • Revisited wrong answers…

If you're grinding for interviews, grab a paper and start. That's literally all it takes.

Copy the Medium post directly into medium.com/new-story, and the DEV.to post into dev.to/new (use the markdown editor). 🚀

Top comments (0)