String literals, quotes, length, and escape characters — IITM BS previous year questions

String literals, quotes, length, and escape characters is part of Strings and Basic Text Handling, Week 1 in Programming in Python. Prasnya files every IIT Madras BS previous year question from this subtopic here, each one with a worked explanation. Take the whole set as a timed mock and you get accuracy, pacing and per-question analysis back.