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
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.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does DMA stand for?
💡 Hint: Think about the words 'direct', 'memory', and 'access'.
Question 2
Easy
Why is busy waiting inefficient?
💡 Hint: Consider what happens to the CPU during this wait.
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 a primary function of the DMA controller?
- Manage CPU interrupts
- Facilitate data transfers between I/O devices and memory
- Increase CPU speed
💡 Hint: Think about what the controller's tasks include.
Question 2
True or False: DMA involvement allows the CPU to run other tasks while data is transferred.
- True
- False
💡 Hint: Reflect on the CPU's role in direct memory access.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a basic DMA module specification that includes main components and their functions.
💡 Hint: Think about the major tasks the DMA controller must handle.
Question 2
Evaluate a scenario where DMA would be significantly beneficial over interrupt-driven I/O.
💡 Hint: What are the implications of CPU load during intensive data tasks?
Challenge and get performance evaluation