DMA CONTROLLER

What does DMA stand for?

• A) Direct Memory Access
• B) Direct Module Access
• C) Digital Memory Access
• D) Dynamic Module Access

Which type of data transfer does the DMA controller manage?

• A) Serial
• B) Parallel
• C) Both A and B
• D) None of the above

What is the purpose of a DMA controller?

• A) To manage data transfer between memory and peripheral devices
• B) To manage data transfer between registers
• C) To manage data transfer between peripherals only
• D) To manage data transfer between CPU and RAM

Which of the following best describes the role of DMA in a computer system?

• A) It reduces the load on the CPU by managing data transfer between peripheral devices and memory
• B) It provides additional processing power to the CPU
• C) It improves the performance of the memory subsystem
• D) It manages the flow of data between different registers

What is the difference between a DMA controller and an interrupt controller?

• A) A DMA controller is responsible for managing data transfer between memory and peripheral devices, while an interrupt controller handles CPU interrupts
• B) A DMA controller handles CPU interrupts, while an interrupt controller manages data transfer between memory and peripheral devices
• C) Both controllers have the same function
• D) None of the above