Practice - Describe the need of DMA transfer
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
What does DMA stand for?
💡 Hint: Think about the words 'direct', 'memory', and 'access'.
Why is busy waiting inefficient?
💡 Hint: Consider what happens to the CPU during this wait.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is a primary function of the DMA controller?
💡 Hint: Think about what the controller's tasks include.
True or False: DMA involvement allows the CPU to run other tasks while data is transferred.
💡 Hint: Reflect on the CPU's role in direct memory access.
Get performance evaluation
Challenge Problems
Push your limits with advanced challenges
Design a basic DMA module specification that includes main components and their functions.
💡 Hint: Think about the major tasks the DMA controller must handle.
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?
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.