Describe why direct memory access (DMA) is considered an efficient mechanism for performing I O Distinguish between uniform memory access (UMA) and non uniform memory access(NUMA) systems What are the advantages and disadvantages of using a microkernel approach Explain why a modular kernel may be the best of the current operating system design techniques

Question: Describe why direct memory access (DMA) is considered an efficient mechanism for performing I/O. Distinguish between uniform memory access (UMA) and non-uniform memory access(NUMA) systems.

Describe why direct memory access (DMA) is considered an efficient mechanism for performing I/O.
Distinguish between uniform memory access (UMA) and non-uniform memory access(NUMA) systems.
What are the advantages and disadvantages of using a microkernel approach?
Explain why a modular kernel may be the best of the current operating system design techniques.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Why direct memory access DMA is considered an efficient mechanism for performing IO DMA is an efficient mechanism for performing IO because it allows data to be transferred directly between a device a... View full answer

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 Operating System Questions!

1. Describe why direct memory access (DMA) is considered an efficient mechanism for performing I/O? 2. What is Context Switching? 3. Explain the concept of a CPUI/O burst cycle? 4. What is a thread...

1. Assuming the deathclock.com projection is accurate, Cory is concerned about getting back as much as possible of his Social Security taxes. At what age can he retire and receive full Social...

An appropriate structure for large-scale distributed systems is as multiple, independently administered, firewall-protected, domains. Examples are a national health service, a national police service...

Distributions or distros are different versions of the Linux operating system. Some are based on Debian, which is also known as Debian GNU/Linux. Others are based on Fedora, Ubuntu, other...

1. Describe a group contingency and how it differs from an individual contingency. 2. Describe 2 additional situations in which it would be desirable to use group contingencies. 3. Distinguish...

Prolog You are approached to compose a Prolog program to work with twofold trees. Your code shouldn't depend on any library predicates and you ought to expect that the mediator is running without...

Chapter 2 User-Centered Systems Design: A Brief History Abstract The intention of this book is to help you think about design from a user-centered perspective. Our aim is to help you understand what...

ttth Suppose that the sequence of bags {Bn | n N} is recursively enumerated by the computable function e(n, x) = fn(x), [7 marks] Hence prove that the set of all recursive bags cannot be recursively...

In original - Explain how the hardware and operating system support for paging combine to prevent one process from accessing another's memory. THE THINGS TO CONSIDER ANSWERING THE QUESTION Decrypt...

Summarize any issues connected with left-or right-cooperative administrators in the two methods (in executing the parser and in developing the apparatus) you illustrated to some degree (e). 5 [TURN...

Write the following queries in SQL: 1. List the movie title and year for all the movies directed by 'Martin Scorsese'. 2. List the names of stars who have appeared in at least two movies where the...

Discussion Question: Your Agile project as been progressing smoothly and until now, there have been few surprises. Without any warning, the client manager (your product manager} suddenly leaves the...

Which of the following best represents the application of predictive analytics? A consultant organizes an analysis of causation for dissatisfied workers and possible interactions among causes. A cost...

Lucas is 36 years old, married, and established in his career. He has a strong sense of his identity, his values, and his roles. He is focussed on pursuing his ambitious career goals and starting a...

Small Sliders: The Composable Restaurant Franchise (starting on page 358 of the Piccoli textbook) Please answer the following questions: what you think Smalls Sliders' IT mission should be based upon...

How should the HR manager react to the financial manager's insistence that the payroll function report to the finance department? Answers Ask the finance manager to provide industry benchmarks that...

Answer the question completely and journalize During the year, the corporation completed a number of transactions affecting the stockholders' equity. They are summarized as fallows Jan. 5 Issued...

Find the area of the surface generated by revolving the para- metric curve x = cos 1, y = sin? 1 (0

On June 1, Cain delivered his 2007 automobile to Barr, the operator of a repair shop, for necessary repairs. Barr put the car in his lot on Main Street. The lot, which is fenced on all sides except...

John P. Butler Accountancy Corporation agreed to audit the financial statements of Westside Mortgage, Inc., a mortgage company that arranged financing for real property, for the year ending December...

Discuss the requirements for becoming a holder in due course.

A manager must decide how many machines of a certain type to buy. The machines will be used to manufacture a new gear for which there is increased demand. The manager has narrowed the decision to two...

Refer to Problem 6. Suppose that the management of Theme Park, Inc., has decided that there is a .35 probability that the motels application will be approved. a. If management uses maximum expected...

Given this payoff table: a. Determine the range of P (1) for which each alternative would be best, treating the payoffs as profits. b. Answer part a treating the payoffs as costs.