chegg in an alternate universe bill gates decides to make ms-dos 1.0 a preemptive kernel in order to support multitasking. how should he protect critical sections on the single-core ibm pc from the early 1980s ? group of answer choices use peterson's algorithm atmic compare and swap spinlocks busy waiting disable interrupts during critical sections
Answers
In order to protect critical sections on the single-core IBM PC from the early 1980s, Bill Gates could use a combination of techniques. One option is to use Peterson's algorithm, which is a classic mutual exclusion algorithm. It allows two processes to share a resource without interference.
Another option is to use atomic compare and swap operations, which are hardware instructions that provide synchronization guarantees. These operations can be used to implement locks and ensure that only one process can access a critical section at a time. Spinlocks can also be used, which are busy-waiting locks. A spinlock repeatedly checks if the lock is available and waits until it becomes available.
Lastly, disabling interrupts during critical sections can be done to prevent interruptions and ensure that the critical section is executed atomically. To summarize, Bill Gates could protect critical sections on the single-core IBM PC by using techniques such as Peterson's algorithm, atomic compare and swap operations, spinlocks, and disabling interrupts during critical sections.
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Related Questions
If a firm chooses 10. x. x. x for its internal ip addresses, how many hosts can it have internally?
Answers
If a firm chooses the IP address range 10.x.x.x for its internal network, it is using Class A private addressing. In this case, the firm can have a maximum of 16,777,214 hosts internally. The Class A IP address range allows for 16,777,216 total addresses, but two addresses are reserved for network and broadcast purposes.
Therefore, the firm can utilize 16,777,214 hosts within its internal network. It is important to note that this answer assumes the firm is using a subnet mask of /8, which is the default subnet mask for Class A addressing.
Looking to the future, AI is expected to play a significant role in various industries, including healthcare, finance, and transportation. Challenges like ethics, privacy, and job displacement remain, but efforts are being made to address them.
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A class can contain many methods, and each method can be called many of times Group of answer choices True False
Answers
Answer:
True, a class can contain many methods, and each method can be called an infinite amount of times.
write java statements to accomplish each of the following tasks: display the value of element 6 of array f. initialize each of the five elements of one-dimensional integer array g to 8. total the 100 elements of floating-point array c. copy 11-element array a into the first portion of array b, which contains 34 elements. determine and display the smallest and largest values contained in 99-element floating-point array w.
Answers
Display element 6 of array f, Initialize each element of array g to 8. Total the elements of array c. Copy array a to the start of array b. Find and display the smallest and largest values in array w.
Here are Java statements that accomplish each of the tasks:
System.out.println(f[6]);
int[] g = new int[5];
Arrays.fill(g, 8);
double total = 0.0;
for (int i = 0; i < c.length; i++) {
total += c[i];
}
System.out.println("Total: " + total);
int[] b = new int[34];
System.arraycopy(a, 0, b, 0, 11);
double smallest = w[0];
double largest = w[0];
for (int i = 1; i < w.length; i++) {
if (w[i] < smallest) {
smallest = w[i];
} else if (w[i] > largest) {
largest = w[i];
}
}
System.out.println("Smallest value: " + smallest);
System.out.println("Largest value: " + largest);
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_______ reality allows physical and virtual elements to interact with one another in an environment; it is not a fully immersive experience because it maintains connections to the real world.
Answers
Answer:
Mixed Reality
Explanation:
Please label the parts its urgent Best answer receives a brainliest and 20 points please i need it :) :)
Answers
Answer:
B: Floppy Drive
C: Power Button
D: Power Indicator
E: USB Port
F: Headphone port
Answer:
A. hard disk
B. floppy disk
C. power button
D. reset button
E. USB ports
F. mic port
Explanation:
hope it helps .
discuss how a malware can maintain persistence. what do malwares use the setwindowshookex function for?
Answers
The malicious program uses the Set Windows Hook Ex API to specify which event types to watch and which hook procedure needs to be notified when a particular event happens.
Explain about the malwares?A file or piece of code known as malware, also known as "malicious software," is typically distributed over a network and has the ability to steal information, infect computers, or perform virtually any other action the attacker desires. Furthermore, there are numerous ways to infect computer systems due to the wide variety of malware.
The most prevalent types of malware include Trojan horses, spyware, ransomware, keyloggers, computer viruses, computer worms, and other types of malicious software. Other types of malware include RAM scrapers, rootkits, bots, spyware, file less malware, spyware, and adware.
When you open, download, or access malicious attachments, files, or websites, malware can be downloaded onto your device. Downloading free content, such as unauthorized downloads of well-known movies, TV shows, or games, may cause your device to become infected with malware. downloading information from file-sharing websites.
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how does the x-ray involve with science, technology, math, and engineering
Answers
Answer:
hope it helps
Explanation:
engineering: to show flaws that cannot be detected by bare eye
technology: to automatically control the density or thickness of layers of substance
science: to generate images of tissue and structure inside the body
What are the benefits of taking eNotes? Check all that apply.
They can help students do better on tests.
Students can use them instead of taking a test.
They can help students process the information they are learning.
They can help students move through the lesson more quickly.
Students can use them instead of listening to the video.
Answers
Answer:
The correct answer(s) are: https://prnt.sc/11jmoa0
Explanation:
A. They can help students do better on tests.
\(X\) B. Students can use them instead of taking a test.
C. They can help students process the information they are learning.
\(X\) D. They can help students move through the lesson more quickly.
\(X\) E. Students can use them instead of listening to the video.
Answer:
A
C
Explanation:
What does each row represent?
What distinguishes one record from another?
What should you choose as the primary key for
this table?
Answers
Answer:
I think this is your answer broski.
Explanation:
Answer:
a..c,,c
Explanation:
drop down on edge
What is a common issue that may affect data packets as they're sent across
the internet?
OA. They may be translated.
B. They may be corrupted.
OC. They may be synched.
O D. They may be encrypted.
Answers
It is correct to stat ethat a common issue that may affect data packets as they're sent across the internet is: "They may be corrupted."(Option B)
Why is this?Data packet corruption due to several reasons such as network congestion, hardware failure, or deficiencies within the initial transmission process can lead to incomplete/lost information causing significant problems for recipients of said information.
Hence why modern-day internet protocols include error-checking instruments intended specifically for detecting and correcting these types of errors autmatically—further ensuring more correct delivery methods without fail.
Thus, the correct answer is Option B.
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During a training session, you want to impress upon users the serious nature of security and, in particular, cryptography. To accomplish this, you want to give them as much of an overview about the topic as possible. Which government agency should you mention is primarily responsible for establishing government standards involving cryptography for general-purpose government use
Answers
During a training session to emphasize the importance of security and cryptography, you should mention the National Institute of Standards and Technology (NIST) as the primary government agency responsible for establishing government standards involving cryptography for general-purpose government use.
NIST is an agency within the United States Department of Commerce that develops and promotes measurement standards to enhance security and protect sensitive information. In the context of cryptography, NIST plays a crucial role in developing and maintaining cryptographic standards that are widely adopted by government agencies, industries, and organizations.
Overall, NIST's responsibility in setting government standards involving cryptography for general-purpose government use makes it an essential agency to mention when discussing the serious nature of security and cryptography during a training session.
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Name the error that has happened in the binary addition 0¹01+111=1000
Answers
Answer:
overflow error
Explanation:
Sometimes, when adding two binary numbers we can end up with an extra digit that doesn't fit.
Listen 2009 industry sales of acrylic paintable caulk were estimated at 369,434 cases. Bennett Hardware, the largest competitor in the industry, had sales of 25,379 cases. The second largest firm was Ace Hardware, with a market share of 4.8 %. Calculate RMS for Ace. Report your answer rounded to two decimal places. Your Answer:
Answers
Based on rb illustration above, the value of the RMS for Ace Hardware is 4.8%.
The market share for Ace Hardware in the given industry is 4.8%.RMS (Root Mean Square) for Ace Hardware can be calculated as follows:
First, we need to determine the industry sales excluding Bennett Hardware's sales, which is:
Industry sales = Total sales - Bennett Hardware sales= 369,434 - 25,379= 344,055 cases
Next, we can calculate the market share for Ace Hardware in terms of the total industry sales, which is:
Market share = (Ace Hardware sales / Industry sales) × 100
Putting in the values, we have:
4.8 = (Ace Hardware sales / 344,055) × 100
On solving for Ace Hardware sales, we get:
Ace Hardware sales = (4.8 / 100) × 344,055= 16,516.64 cases
Finally, we can calculate the RMS for Ace Hardware, which is:
RMS = Ace Hardware sales / Industry sales= 16,516.64 / 344,055= 0.048 or 4.8% (rounded to two decimal places)
Therefore, the RMS for Ace Hardware is 4.8%.
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Writing on social media has helped users be:
A. more formal.
B. slower.
C. more concise.
D. wordy.
Answers
Answer:
C
Explanation:
more concise
If a change is made to the active
cell, what type of cell will also
change?
Precedents
Dependents
Answers
Answer:
precedents
Explanation:
the __________ topology, where nodes connect to a hub, is the most common type used today.
Answers
The star topology, where nodes connect to a hub, is the most common type used today. This makes it possible to identify the origin of an error quickly and effectively.
What is the star topology? The star topology is a network architecture in which all nodes connect to a central device, which acts as a hub. This hub can be a network switch, a server, or a router, for example. The central hub is in charge of controlling data flow between all of the nodes in the network, ensuring that information is delivered from one node to another without any issues.
This topology is well-liked by users since it has a lot of benefits, including ease of installation and maintenance, as well as ease of identifying faults and resolving issues. Each node is linked to a central hub, which is referred to as a network node, switch, or hub, through a dedicated point-to-point connection.The star topology has a number of disadvantages, including increased cabling, the need for more switches or hubs, and increased vulnerability.
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what do you think are the IPO components in an online movie ticket booking system?
Pls answer correctly ASAP
Answers
Explanation:
Online Movie Ticket Booking System is a website to provide the customers facility to book tickets for a movie online and to gather information about the movies and theaters. Customer needs to register at the site to book tickets to the movie
Advantages of Online Booking Systems
Your business is open around the clock. ...
You can maximize reservations. ...
You get paid quicker. ...
You're not tied to a phone. ...
You can effortlessly up-sell add-ons. ...
It's easy to manage your calendar. ...
You get valuable insight about your business
In query design view you can add .............. to limit the number of records shown in the resulting datasheet
Answers
Answer:
mark me Brainliest
Explanation:
ans is
Criteria
1.Choose the best answer.:
a) Broadly, computers are of ................ purpose and ................ purpose
(i) specific, general (ii) specific, broad (iii) precise, broad (iv) None of them
b) .................. computers works on continuous signals
(i) Analog (ii) Digital (iii) PS/2 (iv) None of them
c) ................ computers are the largest and most expensive digital computers.
(i) Mainframe (ii) Mini (iii) Super (iv) Apple
d) .................. is the example of mainframe computer.
(i) CYBER 205 (ii) IBM 3081 (iii) VAX (iv) IBM 9375
e) Macintosh is the OS used in .................. computer.
(i) IBM (ii) mainframe (iii) super (iv) apple
f) .............. was mainframe computer brought first time to process census data in Nepal.
i) IBM 1400 ii) IBM1401 iii) IBM1402
g) ……… computer are used in hospital for Ultra Sound.
i) Analog ii) Digital iii)Laptop iv) Hybrid
h) Nowadays, most powerful super commuter is Sunway taihulight from .......................
i) India ii) Germany iii) China iv) Nepal
Answers
Answer:
specific, generaldigitalminiCYBER 205IBMIBM1401digitalGermanyphilip creates a coded value domain containing the values n, s, e, and w to store directions for road names. when he begins editing, there are no values listed in the dropdown list in the table. what is the most likely problem?
Answers
Philip only entered the codes in the domain properties and not the descriptions, which is why he didn't get any values in the drop-down list in the table.
What is Table in Excel?
Your data is contained in Excel Tables. Excel is informed that all the data in the columns and rows you have marked as related by the definition of the data as a table. That saves a ton of time. First, many list-related features are provided to you automatically. Second, all formats and formulas are automatically added when a row is added.
How do You create an Excel table?
One of Microsoft Excel's simpler features is making a table. Select the worksheet containing your list when your Excel workbook is open. Either choose the desired list range yourself or let Excel choose your list. Then select a table by clicking on insert. and finished.
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Write a python program to display the cube of a number upto given integer
Answers
Answer:
def display_cube(n):
for i in range(1, n+1):
print("Number is : {} and cube of the number is : {}".format(i, i**3))
# Test the function
display_cube(5)
Explanation:
This program defines a function display_cube(n) that takes an integer n as an argument and prints out the cube of the numbers from 1 to n. The range() function is used to generate a sequence of numbers from 1 to n, and the print() function is used to display the number and its cube. The ** operator is used to calculate the cube of a number. You can test the function by calling it and passing in an integer value as an argument.
For this assignment, you will select a digital media career that you would be interested in pursuing. You will need to do some research to identify the right career for you. Next, you will research and discover what kind of training you will need to land your dream job. Finally, you will find available jobs in your career and select a job that you would want. After doing some research and some thinking, you will:
Select a career that is right for you. Write at least 150 words describing the career and why you believe it would be a good fit for you. Keep in mind your interests and talents.
Research and learn about what training the career requires. After you research, write at least 150 words describing the training. You can include what types of course you would take. How long the training program is, and how much it might cost you.
Finally, you will find a job! Research available jobs in your career and select a job you would want. Provide a copy of the job posting. You can snapshot this, copy and paste it, or copy it word for word. Make sure you include where you found the job posted. You will include at least 75 words on why you selected this particular position. Some helpful sites for job hunting are Indeed, Dice, Career Builder, and Monster.
Answers
A digital media career involves using technology to create and distribute various forms of digital content, such as video, audio, graphics, and multimedia. This can include roles such as graphic designers, web developers, social media specialists, digital marketers, and video producers.
How long the training program is, and how much it might cost you.To land a career in digital media, you will typically need a combination of technical skills and creativity, as well as a strong understanding of digital media platforms and technologies. Depending on the specific career path you choose, you may need to have skills in areas such as graphic design, web development, video editing, or social media management.
Training for a digital media career can vary depending on the specific path you choose, but often involves completing a degree or certificate program in a related field such as digital media, graphic design, or marketing. These programs can range in length from a few months to several years, and can cost anywhere from a few thousand dollars to tens of thousands of dollars.
Job opportunities in digital media can be found on job search sites such as Indeed, Dice, Career Builder, and Monster. One example of a job posting for a digital media position is:
Position: Social Media Specialist
Company: XYZ Digital Agency
Location: New York, NY
Job Type: Full-time
Responsibilities:Develop and execute social media strategies for client accounts
Create engaging social media content, including graphics and video
Monitor social media channels for trends and insights
Analyze social media metrics and adjust strategies as needed
Why I selected this particular position:
I am interested in pursuing a career in social media management, and this position seems like a good fit for my skills and interests. I am drawn to the opportunity to create engaging content and develop strategies to help clients achieve their social media goals. Additionally, the location and job type align with my preferences.
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The purpose of the merge and center command is to _____.
Answers
which of the following would you consider a project milestone? 1 point web designer implements feedback project manager reviews mock-ups web designer creates a proposal client approves website design
Answers
Client approves website design is a project milestone as project designer. Thus, option d is correct.
A corner is a specific point within a design’s life cycle used to measure the progress toward the ultimate thing. mileposts in design operation are used as signal posts for a design's launch or end date, external reviews or input, budget checks, submission of a major deliverable, etc. A corner is a reference point that marks a significant event or a branching decision point within a design.
A good illustration of a corner in design operation is the launch of a product. Different phases can be broken up by critical events, like getting final design blessing for the product or the product arriving at the storehouse for shipping. Project operation mileposts should mark the four phases in the design life cycle inauguration, planning, perpetration, and check.
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How do you think Galante might respond to a hacker who says “information wants to be free,” a common slogan for those opposed to limiting access to information? Is information like the emails of the Democratic National Committee (DNC) being released by hackers truly “free” (as in, liberated, not no-cost) information?
Answers
Note that Joe Galante, a music industry executive, might argue that the unauthorized release of information, such as the DNC emails, is not a liberation of information, but a violation of privacy and intellectual property rights.
What is the rationale for the above response?Given the above, Joe would argue that the right to access and share information must be balanced with the right to privacy and protection of proprietary information.
Galante would also challenge the oversimplified concept of "information wants to be free" and assert that information creation and distribution requires investment and resources, therefore those who produce and manage information have a right to control its dissemination and use.
Note that Galante might argue that the unauthorized release of information is not an act of liberation, but a breach of privacy and intellectual property rights.
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a router has separate forwarding and routing tables. if the forwarding table of a router is corrupted by an attacker, will routing still function properly? why?
Answers
If the forwarding table of a router is corrupted by an attacker, the routing function of the router may still function properly, but the router may not be able to forward packets correctly to their destination.
The forwarding table is a critical component of a router's operation. It maps destination addresses to outgoing interfaces, and it is used by the router to forward packets through the network. If the forwarding table is corrupted or inaccurate, the router may not be able to forward packets correctly, and some packets may be dropped or misrouted.
However, the routing function of the router may still function properly, even if the forwarding table is corrupted. The routing table is used by the router to determine the best path for packets to take through the network, based on the network topology and the routing protocol in use.
The routing table is not used directly for packet forwarding, but rather it is used to populate the forwarding table with correct information.
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Help!!! Who is this? Who is it from?
Answers
Character: Vegito
Question #1
Dropdown
Complete the sentence.
[_____] are essentials for the hearing impaired.
Answers
Answer:
The answer is Transcripts
Explanation:
I just got it wrong in Edge so I know trust me dude :)
Cybercrime is the illegal use of the internet, computers, or other digital technologies to harm or exploit individuals.
What is Cybercrime?Cybercrime is illegal to use of computers, the internet, and other digital technology in order to harm or take advantage of people, businesses, or governments.
In the given case, the context is missing so the answer is written in a generalized manner by describing Cybercrime.
Serious repercussions from cybercrime can include monetary loss, damage to reputation, and legal accountability. People are becoming more concerned about it, and law enforcement organizations are concentrating more on looking into and investigating cybercrime incidents.
Cybersecurity is a precautionary practice that involves instructing users and commercial organizations' end users in order to safeguard their devices from potential threats to servers, networks, software, and sensitive data.
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What is a conditional? When does one need to use one? Give an example using pseudo-code
Answers
(999)000-000;1;_ would be a possible entry for which field property?A) Input Mask B) Format C) Required D) Field
Answers
The possible entry (999)000-000;1;_ would be a possible entry for the field property "Input Mask". The correct answer is A) Input Mask.
An input mask is a feature that allows the user to enter data in a specific format, such as a phone number or social security number. The input mask is often used to ensure that the data is entered correctly and consistently.
In this case, the input mask (999)000-000;1;_ specifies that the field should accept a phone number in the format (999)000-000. The "9" represents a required digit, the "0" represents an optional digit, and the "_" represents a placeholder for a digit that has not been entered.
Therefore, the input mask (999)000-000;1;_ would be a possible entry for the field property "Input Mask."
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