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 does convolution represent in signal processing?
💡 Hint: Think about interactions between input and system response.
Question 2
Easy
How do we calculate the correlation of two signals?
💡 Hint: Recall the definition of correlation.
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 convolution?
- To calculate similarity
- To combine signals
- To amplify signals
💡 Hint: Think of how outputs are formed.
Question 2
In correlation, do we flip the signal?
- True
- False
💡 Hint: Consider how we shift signals during this operation.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given x[n] = {1, 3, 2} and h[n] = {1, 1, 1}, calculate the output of the convolution y[n].
💡 Hint: Visualize the overlap during computation.
Question 2
For the signals x[n] = {1, 0, -1} and y[n] = {2, -2}, calculate rxy[n] for n = 0 and n = 1.
💡 Hint: Keep the shifts in mind for different n values.
Challenge and get performance evaluation