Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a pointer in C?
💡 Hint: Think about how we access different locations in memory.
Question 2
Easy
Explain the use of the volatile keyword.
💡 Hint: Recall scenarios involving hardware access.
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 main purpose of the volatile keyword?
- To optimize code
- To inform about unexpected changes
- To declare constants
💡 Hint: Think about scenarios where hardware might change a value.
Question 2
True or False: Pointers can only point to variables of the same type.
- True
- False
💡 Hint: Consider the flexibility of pointers as a reference to memory addresses.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a small embedded C program that uses pointers to swap two integers. Explain your implementation.
💡 Hint: Consider how pointers can allow functions to modify variables.
Question 2
Consider a scenario where a variable may change due to hardware interrupts. How would you use the volatile keyword in such a case?
💡 Hint: Think about how hardware interactions might affect variable states.
Challenge and get performance evaluation