Practice - DMA Connected Through Devices
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 how data is accessed directly from memory.
Name one mode of DMA transfer.
💡 Hint: Recall the two types of data transfer modes mentioned.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary function of DMA?
💡 Hint: Consider what DMA stands for and what it enables.
Cycle stealing mode allows the CPU to access the bus during transfers.
💡 Hint: Think about how cycle stealing differs from burst mode.
1 more question available
Challenge Problems
Push your limits with advanced challenges
You have a system designed for DMA operations transferring 4 MB of data at a time. With a memory bus width of 16 bits, calculate how many data transfer operations are necessary.
💡 Hint: Break the 4 MB data down into bytes and factor in the 16-bit width.
Discuss the advantages and disadvantages of burst mode in a multitasking computer environment.
💡 Hint: Think about what happens when the bus is occupied with a burst transfer.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.