Consider a set of n independent tasks. All tasks arrive at t = 0. Each task Ti is characterized by its computation time Ci and deadline Di. Prove that EDF is optimal for both preemptive AND non-preemptive cases.
please type the answers

Answers

Answer 1

Earliest Deadline First (EDF) is optimal for both preemptive and non-preemptive cases in managing independent tasks with computation times and deadlines. It ensures the efficient use of system resources.

Earliest Deadline First (EDF) is an optimal scheduling algorithm for managing a set of n independent tasks, arriving at t=0, with computation time Ci and deadline Di. It works by prioritizing tasks based on their deadlines, serving the task with the earliest deadline first.

In the preemptive case, EDF allows preemption, meaning that a task can be interrupted to make room for a higher priority task. When a new task arrives, EDF checks if it has an earlier deadline than the current task. If so, it preempts the current task, ensuring that tasks with the earliest deadlines are always served first. This method guarantees optimal scheduling since no deadlines are missed if a feasible schedule exists.

In the non-preemptive case, EDF does not allow tasks to be interrupted once they have started. Despite this limitation, EDF remains optimal for independent tasks. Tasks are sorted by their deadlines, and the scheduler picks the earliest deadline task without interrupting any ongoing tasks. As tasks are independent, their execution order does not affect each other's deadlines. This ensures that tasks are executed as close as possible to their deadlines, minimizing the chances of missing any deadlines.

Thus, EDF is optimal for both preemptive and non-preemptive cases in managing independent tasks with computation times and deadlines. It ensures the efficient use of system resources while minimizing the likelihood of missing task deadlines.

Learn more about preemptive and non-preemptive here:

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Related Questions

'Using more formatting options improves a document.' Do you agree with this statement? Why or why not

Answers

Answer:

Yes, I agree with the given statement: 'Using more formatting options improves a document.'

Explanation:

Formatting improves the readability of documents for end users.

Formatting features like aligning text vertically and horizontally, changing margin and line spacing change the layout of page in the document that makes a document look more presentable.

So, yes, I agree with the given statement: 'Using more formatting options improves a document.'

this site isn't letting me add my ans and wut should I do?

Answers

You can probably refresh or log out or something.

What is block palette

Answers

The block palette is an area of the graphical user interface located between the stage, sprite pane and scripting area.

1
Select the correct answer from each drop-down menu.
Correctly identify the following software design concepts.
The following are some commonly used software design concepts:
-structural partitioning
-control hierarchy
-Modularity
-Abstraction
refers to the concept that software architecture has the ability to divide into modules and that each
module can be examined independently.
-Refinement
-Modularity
-Abstraction
-Control hierarchy
is a process that elaborates on each design component until it reaches the coding details.
-Software procedure
-Structural partitioning
-Data Structure
allows designers to split a program structure horizontally and vertically.
-Software architecture
-Structural partitioning
-Modularity
-Data Structure
represents logical relationships between individual data elements.

Answers

Answer:

1. Modularity.

2. Refinement.

3. Structural partitioning.

4. Data Structure.

Explanation:

A software development life cycle (SDLC) can be defined as a strategic process or methodology that defines the key steps or stages for creating and implementing high quality software applications. There are six (6) main stages in the creation of a software and these are;

1. Planning.

2. Analysis.

3. Design.

4. Development (coding).

5. Deployment.

6. Maintenance.

One of the most important steps in the software development life cycle (SDLC) is design. It is the third step of SDLC and comes immediately after the analysis stage.

Basically, method design is the stage where the software developer describes the features, architecture and functions of the proposed solution in accordance with a standard. Some of the models or techniques used in the design of a software are;

Modularity: refers to the concept that software architecture has the ability to divide into modules and that eachmodule can be examined independently. Refinement: is a process that elaborates on each design component until it reaches the coding details.Structural partitioning: allows designers to split a program structure horizontally and vertically.Data Structure: represents logical relationships between individual data elements.

Match the definition with the keyword it represents

1. Extra funds set aside beyond those necessary to cover operating expenses

2. Basic reasoning for an organization’s existence

3. Interfering in someone’s life for the purpose of saving him or her from risky behavior that could lead to death


A. philosophy or mission statement

B. intervention

C. prudent reserve

Answers

Answer:

1. C

2. A

3. B

Explanation:

1. Prudent reserve: these are extra funds set aside beyond those necessary to cover operating expenses. The main reason for having a prudent reserve is to provide funds to take care of any emergency or unforeseen expenses.

2. Philosophy or mission statement: Basic reasoning for an organization’s existence. This is the fundamental building block on which an organization is founded on and as such it sets the direction for the organization.

3. Intervention: Interfering in someone’s life for the purpose of saving him or her from risky behavior that could lead to death. An intervention typically comes from a superior or guardian and it could be in various forms such as cash, advice, mentorship, admonition, prayers or protection.

Answer:

The person above me is right.

Explanation:

Wiliam would like to sort a list of items after the data is already entered
Which method is NOT an available sort option?
number
date
text
symbol

Answers

Answer symbol

Explanation:

Symbol is not an available sort option.

In your own words, describe innovation.

Answers

Answer:

Something that revolutionizes a product

Explanation:

Innovation typically means completely change something that makes everyone wow. A example of this would be a car, the innovational car would have fridge in the back seat. (No current cars have this)

Hope this helps and make sure to thank me!

47. Which of these examples demonstrates good netiquette?
Typing a comment on a video detailing how boring and poorly made it is.

A-Sending an email without a salutation or a signature.

B-Posting a blog article about how stuck-up your peers are.

C-Being straightforward and truthful in all electronic communications.

Answers

Answer:

typing it, on a video detailing how boring and poorly made it is

Explanation:

this is an example of good netiquette because they are criticizing the video game and what good netiquette is is making a comment relevant to the original message. the original message being the video game

what will the following program display in the console

Answers

what nnnnnnnnnnnnn nnnnn
It will display the numbers 0 through 3 on each separate line I think

press _________ to toggle the selected range as bold​

Answers

Answer:

press the b that i in a dark shade that is bold

in your own words, explain the FNAF timeline

Answers

Answer:

see shawty problem is, I havent had that phase yet, my cousin would be able to answer this tho

Answer:

God it would take me over a week to type my timeline out-

Sans serif typeface is a good choice for
a. printed documents
b.document headings
c. document text
d. document content

Answers

Answer: A Sans-serif font is a good choice for headings and small text where clarity and readability are paramount. A Serif font is good to use on larger blocks of printed text like on a flyer.

Explanation:

Which type of data is shown below?
apple, 0.85
banana, 0.90
peach, 1.50

multiple choice:
structured
unstructured
abstract
integer

THANK PLZ HELP

Answers

Answer:

structured

Explanation:

How would you describe
"analogous color harmony" to a six year old?

Answers

Answer:

Analogous colours are groups of three colours that are next to each other on the colour wheel, and a tertiary. ... An analogous color scheme creates a rich, monochromatic look. It is best used with either warm or cool colors, creating a look that has a certain temperature as well as proper color harmony.

Explanation:

a person who creates a computer virus is called

Answers

Answer:

A person who creates computer virus is known as hacker.

3. Windows that are viewed as Web pages have
sections. **

Answers

Answer:

when the when the when the add the when are you is id god his gay for your top off jack dafe cafe read line green red whats the answer

Explanation:

Multiple Select
Which of the following statements about localization are true? Select 2 options.
The goal of localization is to create an application or site that looks and feels like it was created for a specific market.
Really the only issue in localization is translating the text into another language.
You should avoid slang and idioms, since they will not be understandable to many audiences.
It is a good idea to use lots of images, since they are easily understood by all cultures.
For consistency, it is a good idea to use dollars as a currency in all versions of an application

Answers

Answer:

A. The goal of localization is to create an application or site that looks and feels like it was created for a specific market.

B. Really the only issue in localization is translating the text into another language.

Explanation:

In Computer science, localization can be defined as the process of designing, developing and adaptation of computer software applications or websites for different languages and geographical regions with peculiar differences.

This ultimately implies that, the main purpose for localization of a product such as a website or software application is to ensure they are specialized and specifically suited for a linguistic or geographical region.

The following statements about localization are true;

I. The goal of localization is to create an application or site that looks and feels like it was created for a specific market.

II. Really the only issue in localization is translating the text into another language.

Answer:

C. You should avoid slang and idioms since they will not be understandable to many audiences.

A. The goal of localization is to create an application or site that looks and feels like it was created for a specific market.

are the answers

Explanation:

Shawn has connected his laptop to a projector and chosen to duplicate his screen to the projector. Which statement is true in this situation regarding the Presenter view?

It will be used by default.
It will not be used by default but can be selected.
It cannot be used.
It must be used.

Answers

Answer:

B. It will not be used by default but can be selected.

Explanation:

PowerPoint application can be defined as a software application or program designed and developed by Microsoft, to avail users the ability to create various slides containing textual and multimedia informations that can be used during a presentation.

Some of the features available on Microsoft PowerPoint are narrations, transition effects, custom slideshows, animation effects, formatting options etc.

Basically, the views that are available on the Microsoft PowerPoint application includes;

1. Slide Sorter.

2. Notes Page.

3. Reading Pane.

4. Presenter view.

Presenter view avails the user an ability to use two monitors to display his or her presentation. Thus, one of the monitors displays the notes-free presentation to your audience while the other monitor lets you view the presentation with notes that you have added to the slides, as well as the navigation and presentation tools.

In this scenario, Shawn has connected his laptop to a projector and chosen to duplicate his screen to the projector. Hence, the statement which is true in this situation regarding the Presenter view is that it will not be used by default but can be selected by the user.

How do you interpret and analyze photographs? What method comes most
naturally to you when interpreting and analyzing photographic works? Identify and
discuss the methods and strategies that you use to interpret and analyze
photographs.

Answers

Answer:

You interpret and analyze photographs by observing detail.

Explanation:

Que ventajas podria traer el internet a la educacion artistica? Ayuda porfa telo pido porfavor

Answers

Answer:

"Informacion"

Explanation:

La internet puede traer las mismas ventajas para la educacion artistica que cualquier otra materia y eso es "Informacion". El arte tiene muchas tecnicas. Tambien hay muchos differentes estilos de arte. La internet tiene toda la informacion sobre los artistas mas famosos de las historia, incluyendo su arte, tecnicas, estilos, temas, historias, etc. Esta informacion es sumamente importante y util por que te enseña a utilizar todos los metodos ya creados y usarlos como herramientas para crear arte que representa el artista que sos.

What is one thing that makes a website a good website?

Answers

Make sure that your website's name and domain reflect the topic of the site. Bottom Line: Most high-traffic websites have a clear purpose and operate in a particular niche. Make sure that the purpose of your website is clear to visitors and try to stay on topic as much as possible.

In your own words, describe invention.

Answers

Answer:

An invention is an action of doing or creating something. Typically, a process of something.

Explanation:

Hopefully, it helps!

Answer:

Creating something new

Explanation: Invention is something that you originally create and don't copy from anyone else. The microwave was invented in 1945 that changed of how people used kitchen appliances, invention is kinda just another word for creativity (since it's the process of it!)

Hope this helps and make sure to thank me!

Explanation:

What function does a resource manager in an IDE perform?

A. It's an interface for viewing and organizing files.
B. It's an interface for integrating text and multimedia into a website.
C. It's an environment for tracing and fixing the errors in the source code.
D. It's an environment for running and testing the source code.
E. It's an interface for creating and editing the source code.

Answers

Answer:

I would say D) Its an enviroment for running and testing the source code.

Explanation:

An integrated development environment (IDE) is a software suite that consolidates basic tools required to write and test software.

Developers use numerous tools throughout software code creation, building and testing. Development tools often include text editors, code libraries, compilers and test platforms. Without an IDE, a developer must select, deploy, integrate and manage all of these tools separately. An IDE brings many of those development-related tools together as a single framework, application or service. The integrated toolset is designed to simplify software development and can identify and minimize coding mistakes and typos.

Some IDEs are open source, while others are commercial offerings. An IDE can be a standalone application or it can be part of a larger package.

Answer:

D. It's an environment for running and testing the source code.

Explanation: plato 2023

What is Exploring technology?

Answers

Answer:

Investigating Technology is a thorough, activity based, course that acquaints understudies with innovation and its effect on society.

Explanation:

Answer: Exploring Technology is a comprehensive, action-based, course that introduces students to technology and its impact on society.

Explanation: it on googIe....

5. Which part regulates the amount of light that passes up toward the eyepiece?
A. stage
C. diaphragm
B.eyepiece
D. revolving nosepiece
the tot​

Answers

Answer:

C. diaphragm

Explanation:

Microscope is very important instrument in biology and use to magnify the specimen or other biological objects.

Eyepiece, stage, diaphragm and  revolving nosepiece are some of the important part of the microscope with different functions. such as Eyepiece carry the Ocular lens that helps to look the specimen, stage allows light to pass through, diaphragm regulates the amount of light reaches the eyepiece, and revolving nosepiece are use to change magnification.

So, Diaphragm controls the light that passes up toward the eyepiece and help in viewing the specimen. Diaphragm is located below the stage and above the condenser.

Hence, the correct answer is "C. diaphragm".

Answer:

C. Diaphragm is the answer.

Explanation:

#Bonjour

Help!!
What’s the inputs and outputs of a printer
And what’s the inputs and outputs of a digital assistant/ Alexa??

Answers

Answer:

Input of printer - text

Output of Printer - text printed on paper

Input & output of digital Alexa - Voice/sound

Explanation:

Input for a printer is the text data entered into any of the file formats that can be printed.

Output of a printer is the text printed on a piece of paper.

Input of a digital assistant is in the form of voice

Output of a digital assistant in the form of sound

What type of device is a keyboard?

Input
Memory
Output
Storage

Answers

Answer:

a keyboard is an input device

it's an input

Explanation:

There are three different types of peripherals: Input, used to interact with, or send data to the computer (mouse, keyboards, etc.) Output, which provides output to the user from the computer (monitors, printers, etc.) Storage, which stores data processed by the computer (hard drives, flash drives, etc.)

what are the advantages of knowing demographics over psychographics and vice versa?

Answers

It's been said that demographics help you understand who buys your product or service, while psychographics helps you understand why they buy. Another way to put it is that demographics are things that can be observed from the outside, such as age and race, while psychographics are internal attributes or attitudes.

70s music or russian music

Answers

Explanation:

BB cgbfyhcthcfgvxdrgjyfddg

Don’t listen to any

What are the factors that affect self-confidence?

Answers

Answer:

The factors that affect self confidence are not having enough faith in yourself and letting what others say about you put you down

Explanation:

Plz mark brainlest it will help me so much

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