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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the null character used for?
💡 Hint: Think about how strings are represented in memory.
Question 2
Easy
How do you declare a string in C++?
💡 Hint: Remember that a string declaration includes an array of characters.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the correct way to declare a string in C++?
- char name[10];
- string name;
- name char[10];
💡 Hint: Recall how character arrays are defined.
Question 2
True or False: The null character is represented as '\n'.
- True
- False
💡 Hint: Think about the meaning of these special characters.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Write a program to read a string from the user and convert all characters to uppercase.
💡 Hint: Loop through the string using a condition for characters until you hit the null character.
Question 2
Create a program that checks if a string is a palindrome.
💡 Hint: To check for a palindrome, compare characters from the start and end moving towards the center.
Challenge and get performance evaluation