Practice - Chennai Mathematical Institute, Madras
Practice Questions
Test your understanding with targeted questions
What is a string?
💡 Hint: Think about text data.
How do you concatenate two strings in Python?
💡 Hint: What would you use to add?
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the result of 'Hello' + 'World'?
💡 Hint: Consider how you would join two strings.
True or False: The operation string[0:3] will yield the first three characters of a string.
💡 Hint: Think about how indexing works.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Create a small program that takes a user’s input and replaces every occurrence of a letter 'e' with '3'.
💡 Hint: What function is used to change characters in strings?
Write a program that counts the number of vowels in a given string.
💡 Hint: How will you check if a character is a vowel?
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Reference links
Supplementary resources to enhance your learning experience.