Practice Common Programs for Practice - 4 | Chapter 10: Arrays and Strings | ICSE Class 12 Computer Science
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Common Programs for Practice

4 - Common Programs for Practice

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

How do you calculate the sum of array elements?

💡 Hint: Consider using a for loop.

Question 2 Easy

What needs to be checked to confirm if a string is a palindrome?

💡 Hint: Think about comparing characters from both ends.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the time complexity of a linear search?

O(1)
O(n)
O(log n)

💡 Hint: Think of how many items you may need to check.

Question 2

True or False: A palindrome is a word that is spelled the same forwards and backwards.

True
False

💡 Hint: Think of examples like 'level' or 'radar'.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create a program that accepts a list of integers and returns a new list containing only even numbers.

💡 Hint: Use the modulus operator to check for even numbers.

Challenge 2 Hard

Write a function to reverse a string without using built-in functions.

💡 Hint: Consider creating an empty string to build your reversed result.

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