How does cpu interface with device to coordinate transfer

Assignment Help Basic Computer Science

Reference no: EM1368347

Direct memory access is used for high-speed I/O devices in order to avoid increasing the CPUÂ´s execution load.

a. How does the CPU interface with the device to coordinate the transfer?

b. How does the CPU know when the memory operations are complete?

c. The CPU is allowed to execute other programs while the DMA controller is transferring data. Does this process interfere with the execution of the user programs? If so, describe what forms of interference are caused.

Reference no: EM1368347

Questions Cloud

Question on first degree price discrimination : Two consumers, Consumer 1 and 2, purchase the same product. Compute the prices that should be charged to each customer if the seller is able to use first degree price discrimination.

Determine independent variable and dependent variable : The length of the string is shortened by 5cm and the time is measured. Determine the independent variable? Determine the dependent variable? What must the controlled variables be?

Explain the sales force serves as a critical link : Explain The sales force serves as a critical link between a company and its customers

Design a two part tariff structure : The Rusty Anchor Bar has two-types of patrons: legal and underage drinkers. Even though it is illegal to allow entry to underage drinkers, there is no perfect way to identify underage drinkers since they often use fake identification card.

How does cpu interface with device to coordinate transfer : Direct memory access is used for high-speed I/O devices to avoid increasing the CPUÂ ´s execution load. How does CPU interface with device to coordinate transfer?

Design electronic submission of assignments from students : This system must manage electronic submission of assignments from students to instructors. It must keep track of which students have submitted assignments and must allow instructors to manage the grading.

Explain what is the actual bobo bars accounts receivable : Explain What is the actual BoBo Bars accounts receivable balance and If the Salto systems processed transaction data in a more timely way would credit be granted or denied?

Calculate national income : Suppose the government cuts its purchases by $120 billion. As a result, budget deficit is reduced by $40 billion, private domestic decreases by $10 billion,

Determine the correct subnet mask for network : Router on one of the subnets will connect network to Internet. All computers on network will require access to the Internet. Determine the correct subnet mask for network?

User Account

All Pages