Question: How does a CPU know if a data transfer has been completed if an I / O device uses DMA to transfer data? Group of

How does a CPU know if a data transfer has been completed if an I/O device uses DMA to transfer data?
Group of answer choices
An interrupt is generated.
The status register is polled.
The data register is empty.
The program counter is incremented.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q:

PLEASE READ CAREFULLY 1) Suppose that three processes, P1, P2 and P3, are running in a multiprogramming environment. P1 executes for 10 units of time, waits on I/O for 10 units of time, and then...

Q:

Hi teacher, can u help me answer all the question? If your answer is true I will upvote you Q1 A shared variable v, initialized to zero, is operated on by four concurrent processes W, X, Y, Z as...

Q:

Hi teacher, can u help me answer all the question? If your answer is true I will upvote you Q1 A shared variable v, initialized to zero, is operated on by four concurrent processes W, X, Y, Z as...

Q:

Hi teacher, can u help me answer all the question? If your answer is true I will upvote you Q1 A shared variable v, initialized to zero, is operated on by four concurrent processes W, X, Y, Z as...

Q:

Hi teacher, can u help me answer all the question? If your answer is true I will upvote you Q1 A shared variable v, initialized to zero, is operated on by four concurrent processes W, X, Y, Z as...

Q:

Hi teacher, can u help me answer all the question? If your answer is true I will upvote you Q1 A shared variable v, initialized to zero, is operated on by four concurrent processes W, X, Y, Z as...

Q:

Assume we have a hard drive that can operate in both polling or interrupt mode. Assume further that the disk drive can access data in either block or byte mode. Block mode uses the disk drive's...

Q:

Quick computer science questions. Answer ALL 41-50 for positive rate. 41. T or F? A "memory stick" is made from nonvolatile flash memory 42. Fact Our text book states, "When you realize that the seek...

Q:

im totally lost with this exercise. You have a PC with a 2 GHz processor, a system bus clocked at 400 MHz, and a 3 Mbps internal cable modem attached to the system bus. No parity or other...

Q:

Case Project 1: Integration and Performance You have a PC with a 2 GHz processor, a system bus clocked at 400 MHz, and a 3 Mbps internal cable modem attached to the system bus. No parity or other...

Q:

(True and False) 1. Most fraud cases are tried in federal courts. 2. State courts hear bankruptcy cases. 3. Civil cases must consist of a jury of at least six jurors. 4. The prosecution usually...

Q:

Deb organized Beauty Shots and transferred a building with a basis of $100,000 and a fair market value of $400,000. The building was subject to a first mortgage of $80,000 which was incurred two...

Q:

Which of the following accounts often requires an annual fee? Group of answer choices a cash account an asset management account a margin account All of the above require an annual fee.

Q:

Packaging Solutions Corporation manufactures and sells a wide variety of packaging products. Performance reports are prepared monthly for each department. The planning budget and flexible budget for...

Q:

1 What actions do you think Global could take to respond to the needs of its customers? This case study contains information on how Globals expectations of quality of service from its suppliers...

Q:

Evaluate Treacy and Wiersemas value disciplines based on Porters views on differentiating strategies (section 1.4.3).

Q:

3 What has caused the matrix twist between CleanCo and its retail customers? CleanCo is a Polish manufacturer of cleaning products that serves the European grocery retailing market. CleanCo currently...