Practice What Are Callbacks? (14.3.1) - Real-Time Signal Processing using MATLAB
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

What are Callbacks?

Practice - What are Callbacks?

Enroll to start learning

You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a callback in a GUI application?

💡 Hint: Think about what happens when you click a button.

Question 2 Easy

How can you define a callback function in SciLab?

💡 Hint: Remember the format for defining functions.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does a callback do in a GUI application?

Executes a script when a user interacts
Draws graphics on the screen
Stores user data

💡 Hint: It's something that happens due to user actions.

Question 2

True or False: Every GUI component can have a callback linked with it.

True
False

💡 Hint: Think about all elements that respond to user actions.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create a SciLab GUI with two buttons: one that counts up and one that counts down, using callbacks to link functionality.

💡 Hint: Use global variables to maintain counter state between buttons.

Challenge 2 Hard

Design a GUI with an editable text box and a button; the button should display whatever is typed into the text box when clicked.

💡 Hint: Remember to access the field value using the correct property.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.