with a two-phase commit strategy for synchronizing distributed data, committing a transaction is faster than if the originating location were able to work alone. T/F
Answers
The statement "With a two-phase commit strategy for synchronizing distributed data, committing a transaction is faster than if the originating location were able to work alone" is False.
A two-phase commit strategy is used to ensure data consistency across distributed systems, but it introduces additional communication and coordination overhead. This can result in a slower transaction commitment process compared to a single-node system where the originating location works alone.
The two-phase commit protocol involves two phases: the prepare phase and the commit phase. In the preparation phase, all participants in the distributed transaction agree to commit or abort the transaction. If all participants vote to commit, then the commit phase is initiated, and the transaction is committed at all locations. However, if any participant votes to abort or if a failure occurs during the process, the transaction is aborted.
The two-phase commit protocol adds coordination and communication overhead, which can introduce delays compared to a single location working alone. The purpose of this protocol is to provide a reliable and consistent outcome for distributed transactions, ensuring that all participants reach a consensus on the transaction's outcome.
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Related Questions
assume an iterative binary search algorithm (as seen on the slides) is applied to an ordered array of capacity 14, completely filled with 14 elements, and assume that the algorithm is searching for the value stored at index 4. how many comparisons will be performed to find the value? (to compute this, it is irrelevant to know which values are stored in the array.)
Answers
The number of comparisons that will be performed to find the value is 3.
The iterative binary search algorithm applied to an ordered array of capacity 14 is completely filled with 14 elements, and it is searching for the value stored at index 4. The number of comparisons that will be performed to find the value is 3.Comparing the search element with the middle element and repeating the process on the left or right sub-array until the element is found is known as a binary search.
The binary search algorithm operates by dividing the array in half and testing if the center element is greater than, equal to, or less than the search value.The number of elements in the array is n = 14 and the search value is at index k = 4. So, the left endpoint is l = 0 and the right endpoint is r = n-1 = 13.
After the first iteration, the middle element is m = (l+r)/2 = (0+13)/2 = 6.5 (rounded down to 6). Since k < a[6], we now need to search in the left sub-array containing the first six elements.
After the second iteration, the middle element is m = (0+5)/2 = 2.5 (rounded down to 2). Since k > a[2], we now need to search in the right sub-array containing the last three elements. After the third iteration, the middle element is m = (3+5)/2 = 4. Since k = a[4], we have found the search value, and the number of comparisons is 3.
Therefore, the number of comparisons that will be performed to find the value is 3.
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Which of the following is the best example of a manager with a delegator
leadership style?
A. Hank gives his employees detailed instructions for completing
tasks and asks them to check in with him as soon as they are
done.
B. Melinda closely monitors the work her employees do as they
restock the shelves, but asks them if they have any ideas for
making this process more efficient.
• C. Erin gives her employee step-by-step instructions for writing a
letter to a customer. She asks to proofread it before the employee
sends it to the customer.
D. Gerard tells his employees that the company website needs to be
redesigned. He tells them what features it should have and when
it's due, but let's them decide on the design.
Answers
Answer:
D. Gerard tells his employees that the company website needs to be
redesigned. He tells them what features it should have and when
it's due, but let's them decide on the design
Whats wrong with this code? in terms of indentation.
#Travies Robinson
#11/23/2020
#Coding Fundamentals : Coding Logic : 03.05 Python Project favorite video game response
def main():
answer = input("Would you like to take a one question survey? (yes or no)")
if(answer == "yes"):
favGame = input("What is your favorite video game?")
print("Your favorite video game is the " + favGame + " amazing i've never played that
before.")
answer = input("What your favorite part of " + favGame + "?")
print("Interesting mabye i should try " + favGame + "."")
Country = input("What country are you living in right now?")
print("You are currently living in " + Country + ".")
Age = input("How old are you?")
print("Your age is " + Age + ".")
print("Thank you for answering the survey and have a great day!")
else:
print("Good-bye")
main()
Answers
Answer:
(yes or no)") I do not really think this would work but I really didn't deal with this when i hack. That would need to be seperate from the question. Like for example Question = input("your question")
if Question == ("yes")
print ("well done")
elif Question == ("no")
print ("try again")
A parent incident is updated to reflect a new assignment group, work notes, and related problem. corresponding field updates to child incidents include ________.
Answers
When a parent incident is updated with new assignment group, work notes, and related problem, the corresponding field updates to child incidents may include various changes depending on the specific IMS.
The specific field updates to child incidents when a parent incident is updated with new assignment group, work notes, and related problem can vary based on the incident management system being used and its configuration. In some systems, the assignment group of the child incidents may be updated to match the parent incident. Work notes from the parent incident may also be copied to the child incidents to maintain a record of the updates. Additionally, the related problem field of the child incidents may be populated with the reference to the newly associated problem.
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Fill in the blank. using machine learning in conjunction with enterprise software_______________. group of answer choices : yields specific instructions for acting on a set of data is more time consuming for decision makers than using business intelligence allows decision makers to find interesting insights quickly requires decision makers to manually collect and prepare data
Answers
Using machine learning in conjunction with enterprise software allows decision makers to find interesting insights quickly. (option C).
Machine learning algorithms, when integrated with enterprise software, can analyze vast amounts of data and extract meaningful patterns, trends, and insights. This enables decision makers to quickly identify valuable information and make informed decisions. Unlike traditional methods that may be time-consuming for decision makers, such as manual data collection and preparation, machine learning automates much of the process and accelerates the discovery of insights.
By leveraging the power of machine learning, decision makers can gain a deeper understanding of their data and uncover valuable insights that may have otherwise been missed.
The correct answer is C.
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by running a nightly backup of a production system, the maximum risk tolerance for lost data is:the a.time it takes to run the backup program
b.24 hours
c.12 hours
d.zero
Answers
The answer is (b) 24 hours.
Running a nightly backup of a production system implies that the organization's maximum risk tolerance for lost data is up to 24 hours since the last backup. This means that if a failure or data loss occurs during the day, the organization can still restore data up to the previous night's backup. The backup program plays a crucial role in ensuring that the system is fully backed up within the set maximum risk tolerance timeframe.
Your answer: By running a nightly backup of a production system, the maximum risk tolerance for lost data is b. 24 hours. This is because if an issue occurs, the most recent backup would be from the previous night, and any data changes within that 24-hour period could potentially be lost.
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'true or false'
a. email is expensive than ordinary Postal service.
b. we can Reserve air ticket with the help of internet.
c. sending information from user computer to Server is known as downloading.
d. the email received are stored in inbox.
e. web browser let you download only while Surfing the internet.
Answers
Answer:
a.false b. true c.false d. true e.true
Explanation:
I hope this help you
Answer:
a = true b=false c= false e=true
A small start up company wants a robust data base is it excel or sql
Answers
If you anticipate the need for a more robust and secure database system in the future, SQL is a better long-term solution.
When it comes to choosing a database system for a small start-up company, there are several factors that need to be considered. Excel and SQL are both popular database systems, but they serve different purposes. Excel is a spreadsheet program that is easy to use and can handle small data sets. It's a good option for simple tasks like organizing customer contact information or tracking sales data. However, when it comes to storing large amounts of data or complex data sets, Excel may not be the best choice.
SQL, on the other hand, is a relational database management system that is designed to handle large volumes of data. It's more powerful and flexible than Excel, and it can handle complex data sets with ease. SQL is also more secure and reliable than Excel, making it a good choice for businesses that need to store sensitive information.
Ultimately, the choice between Excel and SQL will depend on the specific needs of your start-up. If you only need to store small amounts of data and don't require advanced features, Excel may be sufficient. However, if you anticipate the need for a more robust and secure database system in the future, SQL is a better long-term solution.
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what are the uses of plotters
Answers
Answer:
Plotters are use to produce the hard copy of schematics and other similar applications They are mainly used for CAE applications.They can print on a wide variety of flat materialsHope it helps :)❤
Answer:
Plotters are used to print graphical output on paper. It interprets computer commands and makes line drawings on paper using multicolored automated pens. It is capable of producing graphs, drawings....
_________ is a sharp grayscale representation of text used in some e-readers.
Answers
A written representation in crisp grayscale is called electronic ink (E ink). Millions of microcapsules containing white and black particles in a clear fluid make up the "page."
Each area might have a white or black appearance depending on the electronic signal. E-readers are electronic reading devices with note-taking capabilities, bookmarking features, and built-in dictionaries. Both the Barnes and Noble NOOK and the Amazon Kindle. An eBook is a book that has been converted into a digital format that is non-editable and reflowable so that it may be viewed on any digital device, including computer displays and mobile devices. Plagiarism is defined by the Merriam Webster dictionary as "to steal and pass off ideas or words of another as one's own." Plagiarism is the practice of using another person's words without their permission.
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1. Identify a local or regional cause or issue for Social Change related to specific professional tracks that can be addressed or tackled using an ICT Project for Social Change.
2. Analyze how target or intended users and audiences are expected to respond to the proposed ICT project for Social Change on the basis of content, value, and user experience
Answers
Answer:
56 J
Explanation:
Formula to find the kinetic energy is :
E_kEk = \frac{1}{2}21 × m × v²
Here ,
m ⇒ mass
v ⇒ velocity
Let us solve now
E_kEk = \frac{1}{2}21 × m × v²
= \frac{1}{2}21 × 7 kg × ( 4 ms⁻¹ )²
= \frac{1}{2}21 × 7 × 16
= \frac{1}{2}21 × 112
= 56 J
Hope this helps you :-)
Let me know if you have any other questions :-)
what is system analyst explain the role of system analyst
Answers
Answer:
A system analyst is a person that works to optimize user experience with programs.
Explanation:
A system analyst is somebody that analyzes how well a software or hardware system fits the business needs of their employer or of a client.
They basically look at how a software functions and determines what needs to be fixed in order to better their software for consumers.
Which of the following lists contains the five essential elements of a computer? Group of answer choices: 1. inputs, returns, programs, processes, and storage 2. language, software, hardware, code, and development 3. inputs, outputs, programs, processes, and storage 4.binary, code, inputs, processes, and storage
Answers
Answer:
The answer is "C"
Explanation:
inputs, outputs, programs, processes, and storage
what is a compter crime?
Answers
Answer:
Cy***rcrime, also called computer cr**me, the use of a computer as an instrument to further illegal ends, such as committing fr4ud, traf**icking in child por****graphy and intellectual property, stealing id
The ability to understand a person's needs or intentions in the workplace is demonstrating
personnel
perception
speaking
listening
Answers
Answer:
perception i do believe is the answer
_____ allows a function or operator to perform different tasks depending on the types of the arguments or operands. Group of answer choices Static typing Type declaration Polymorphism Prototyping
Answers
Polymorphism allows a function or operator to perform different tasks depending on the types of the arguments or operands.
What does polymorphism helps?Polymorphism is known to be that which helps its users to be able to carry out one action in a lot of ways that is many forms.
Note that Polymorphism allows a function or operator to perform different tasks depending on the types of the arguments or operands and thus makes one to work faster.
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What do you mean by gigo?Explain in breif
Answers
Answer:
garbage in garbage out
Explanation:
it means bad input gives you also a bad output.
could you mark me as brianlist.
_____ is human thinking and problem-solving by a machine, including learning, reasoning, and self-correction.
Moore’s law
Moore’s law
cloud computing
cloud computing
biocomputing
biocomputing
artificial intelligence.
(Answer is artificial intelligence.)
Answers
Answer:
It artificial intelligence / AI
Explanation:
I just took the test
EDG 2022
The site owner may have set restrictions that prevent you from accessing the site.a. Trueb. False
Answers
It is true that you may not be able to access the website because of restrictions imposed by the owner.
What exactly is 1020 Access Denied error?On a Cloudflare-protected website, a firewall rule is broken, resulting in Error 1020 Access Denied. If a site visitor attempts to directly access a protected endpoint, it may be triggered. When your browser uses a different proxy or VPN than what is actually set on your Windows 10 PC, the error "Access Denied" appears.
How do I gain access that was denied?Click Properties after performing a right-click on the file or folder. Select the tab for security. Click your name to view the permissions you have under group or user names. Click Edit, select your name, check the boxes for the required permissions, and then click OK.
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Type the correct answer in the box. Spell all words correctly.
Which software is used to play, create, and modify audio and video files?
_______software is used to play, create, and modify audio and video files.
Answers
Answer:
Adobe Premire pro
Explanation:
Answer:
video editing
Explanation:
___________ is a third-party add-on in order to use a rich-text editor consisting of toolbars and buttons to format HTML content without having to manually type inany HTML code.
CKEditor
WYSIWYG
Rich editor
HTML editor
Answers
A rich editor is a third-party add-on in order to use a rich-text editor consisting of toolbars and buttons to format HTML content without having to manually type in any HTML code.
Users can enter a variety of material kinds, including text, images, videos, and more, using the HTML-based Rich Text Editor (RTE) field. A text box with editing and formatting options is displayed in the entry page when you add an HTML-based RTE field to a content type.
This type of editor is also known as a WYSIWYG (What You See Is What You Get) editor and is often used as an alternative to using an HTML editor for creating web content. Some popular examples of rich editors include CKEditor and TinyMCE.
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anything you want to do in hootsuite can be found in the , with the main workspace in the ?
Answers
Everything on Hootsuite may be accessed in the Header or the Sidebar, with the primary workspace in the center. The sidebar has links to essential Hootsuite features such as Streams, Inbox, Planner, Analytics, and the App Directory.
What is a workspace?Workspaces are groups of windows on your desktop. You may set up numerous workspaces, which function similarly to virtual desktops.
Workspaces are intended to decrease clutter and make the desktop more navigable. Workspaces can help you arrange your tasks.
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what bit rate is possible when an oc-1 is carrying a ds-3 signal?
Answers
The bit rate possible, when an OC-1 is carrying a DS-3 signal, depends on the encoding scheme used. With CBP encoding, the possible bit rate is 44.236 Mbps.
When an OC-1 is carrying a DS-3 signal, the possible bit rate depends on the encoding scheme used. A DS-3 signal has a data rate of 44.736 Mbps, while an OC-1 has a data rate of 51.84 Mbps. However, when a DS-3 signal is carried over an OC-1, some overhead is introduced due to the framing structure used in SONET/SDH networks. This overhead includes the transport overhead, path overhead, and section overhead.
The most commonly used encoding scheme for carrying a DS-3 signal over an OC-1 is the C-Bit Parity (CBP) scheme. With CBP encoding, the DS-3 signal is mapped into a 44.236 Mbps payload, leaving 7.504 Mbps for overhead. This overhead includes the SONET/SDH framing and other necessary overhead. Therefore, the possible bit rate when an OC-1 is carrying a DS-3 signal with CBP encoding is 44.236 Mbps.
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The mechanical computer that included mechanisms that provided memory and an arithmetic processing unit was the:_____.
Answers
The mechanical computer that included mechanisms that provided memory and an arithmetic processing unit was the difference engine.
Established in the year 1822, the difference engine was formed as a mechanical calculator which along with performing arithmetic functions could also provide memory. This stored data could be printed out if needed.
The difference engine was established by Charles Babbage. The difference engine also had the potential to do a series of calculations to solve a difficult arithmetical problem.
The difference engine worked on the principle of repeated additions to solve a problem. The formation of this mechanical computer was the beginning of the revolution in the computers that we see today. It was the basis following which the revolution in the technology industry began.
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This is database system course.
Design the database in an MS Excel spreadsheet as a single relation called Movie. It should contain an ID, Title, Year Released, Genre (e.g., sci-fi, comedy, thriller, etc.), Rating (e.g., G, PG, R, etc.), Format (e.g., VHS, DVD, MP3, etc.), a free-form Comments field, plus the main cast and crew members. Add the following entry plus at least two of your own: Title: Star Trek
Year: 2009 Genre: Sci-Fi
Rating: PG
Format: DVD
Director: J. J. Abrams
Starring: Chris Pine (Capt. Kirk), Zachary Quinto (Mr. Spock) Zoe Saldana (Uhura), Karl Urban (Bones McCoy)
What normal form is this design? Why? What should be done to correct the design? Draw your corrected design as a logical ERD showing attributes and multiplicities (suggest you use IE Notation in Oracle Data Modeler). No need to include physical data types. Modify the sample data from step 1 in a new page of the spreadsheet to match this design.
Answers
The given design in the MS Excel spreadsheet represents a relation called "Movie" with multiple attributes including ID, Title, Year Released, Genre, Rating, Format, Comments, Director, and Starring.
What should be done to correct the design of the Movie database in the MS Excel spreadsheet?The given design in the MS Excel spreadsheet represents a relation called "Movie" with multiple attributes including ID, Title, Year Released, Genre, Rating, Format, Comments, Director, and Starring.
Based on the information provided, the design is not in a specific normal form. However, it seems to have some issues related to data redundancy and lack of proper normalization. To improve the design, we can apply the principles of normalization, specifically the Third Normal Form (3NF).
To correct the design, we can break down the attributes into separate entities and establish relationships between them. For example, we can create separate tables for Movie, Director, Cast, and Crew, with appropriate relationships defined between them. This will help in reducing data redundancy and improve data integrity.
By normalizing the design, we can ensure that each attribute is functionally dependent on the primary key and there are no transitive dependencies. This will result in a more efficient and maintainable database structure.
To provide a corrected design as a logical ERD, it is necessary to have access to a visual modeling tool. Unfortunately, as a text-based AI, I cannot draw or provide a visual representation.
It is recommended to use a database modeling tool like Oracle Data Modeler or similar software to create an ERD based on the corrected design principles mentioned above.
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The photo shows a group of girls reacting to comments they have read about a classmate on a social media site. One girl stands by herself, looking sad. Four girls stand apart from her, looking at her and pointing. Two girls cover their mouths to hide a laugh. How might the girls react differently to best prevent cyberbullying? They could help their classmate report the comments to a teacher. They could promise to ignore the inappropriate comments. They could post inappropriate comments about other classmates on the site. They could remind their classmate that bullying is part of growing up.
Answers
Answer:
They could help their classmate report the comments to a teacher
Explanation:
Answer:
the answer is A
Explanation:
I did the test
Ethan is coding in Python and trying to add a set of numbers including both floats and integers. What should he do to make sure he doesn't lose the information after the decimal point?
A. Stereotype
B. type cast
C. regiment
D. variable set
Answers
Answer:
B. type cast
///
lauren is preparing a presentation for her class. she wants to make the slides and their objects appear and disappear to make it more interesting. what should she do?
Answers
She should choose specific transition effects & animations and time to each slide.
Let understand that Microsoft Power-point is an application specifically used to present data in slides and in an interesting mode.
However, there is need for an operator to go through intense training on how to operate the slides and interface effectively.The slide application are used for complex business presentations, simple educational outlines and so on.In conclusion she should choose a specific transition effects & animations in order to program the transition and also set time to each slide & object.
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PLEASE ANSWER ASAP!!
Where does each box go?
suppose cell C5 contains the formula =B$6+C1 that you copy to the cells B8, C10, D6, and E5. match each formula what it will be when copied to its respective cell
(a) =A$6+B4
(b) =B$6+C6
(c) =C$6+D2
(d) =D$6+E1
Answers
Answer:
I think A belongs to the second one
what should you use to provide fault tolerance so that if one server fails, the other immediately takes over its functions with little or no downtime?
Answers
The best solution for fault tolerance and minimal downtime is to use a load balancer and multiple servers using high availability configurations such as active-passive or active-active.
What is availability configurations?Availability configurations are settings that help ensure that a system or application is running properly and is available for use. These configurations can include a range of measures such as monitoring server performance and ensuring that backups are regularly performed. Availability configurations are important for ensuring that systems are up and running and that users can access the information that they need.
This will provide redundancy and will allow the load balancer to switch to the other server if one server fails.
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