Please write the solution in a computer handwriting and not in handwriting because the handwriting is not clear
the Questions about watermarking
Answer the following questions
1- Is it possible to watermark digital videos? prove your claim.
2- Using one-bit LSB watermark, what is the maximum data size in bytes that can be inserted in a true color or grayscale image?
3- An image of dimension 50 * 60 pixels, each pixel is stored in an image file as 3 bytes (true color), what is the maximum data size in bytes that can be inserted in the image?
Answers
The actual data size that can be inserted may be lower due to certain factors such as header information or the need to reserve space for error correction codes or synchronization patterns in practical watermarking systems.
1. Watermarking digital videos is possible and has been widely used for various purposes such as copyright protection, content identification, and authentication. Digital video watermarking techniques embed imperceptible information into video content to mark ownership or provide additional data.
2. Using one-bit LSB (Least Significant Bit) watermarking, the maximum data size that can be inserted in a true color or grayscale image depends on the number of pixels in the image and the number of bits used for each pixel to store the watermark.
3. For an image of dimension 50 * 60 pixels, where each pixel is stored as 3 bytes (true color), the maximum data size that can be inserted in the image using one-bit LSB watermarking can be calculated based on the total number of pixels and the number of bits used for each pixel.
1. Digital video watermarking is a technique used to embed imperceptible information into video content. It involves modifying the video frames by adding or altering some data, such as a digital signature or a logo, without significantly degrading the quality or visual perception of the video. Various watermarking algorithms and methods have been developed to address different requirements and applications. Watermarking enables content creators to protect their intellectual property, track unauthorized use, and authenticate video content.
2. One-bit LSB watermarking is a technique where the least significant bit of each pixel in an image is modified to carry a single bit of information. In true color or grayscale images, each pixel is typically represented by 8 bits (1 byte) for grayscale or 24 bits (3 bytes) for true color (8 bits per color channel). With one-bit LSB watermarking, only the least significant bit of each pixel is altered to store the watermark. Therefore, for a true color image, the maximum data size that can be inserted can be calculated by multiplying the total number of pixels in the image by 1/8 (1 bit = 1/8 byte).
3. In the given image of dimension 50 * 60 pixels, each pixel is stored as 3 bytes (24 bits) since it is a true color image. To calculate the maximum data size that can be inserted using one-bit LSB watermarking, we multiply the total number of pixels (50 * 60 = 3000 pixels) by 1/8 (1 bit = 1/8 byte). Thus, the maximum data size that can be inserted in the image is 3000/8 = 375 bytes.
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Related Questions
Discuss the Autonomous Robots and Additive Manufacturing contribution to Smart Systems. Why are these two technologies are important for the Smart Systems? Explain the technologies with an example.
Answers
Additive manufacturing, also known as 3D printing, revolutionizes traditional manufacturing methods by constructing objects layer by layer. It enables rapid prototyping, customization, and on-demand production. For instance, in a smart healthcare system, additive manufacturing can be employed to produce personalized medical implants, such as customized prosthetics or dental implants, based on patient-specific requirements, resulting in improved patient outcomes and reduced lead times. Both technologies contribute to the advancement of Smart Systems by optimizing processes, enhancing productivity, and enabling customization in various industries.
tell me your thoughts about cryptocurrency and blockchain
accounting.
Can
we rely on cryptocurrency?
Do
you think this is our future or just a fad?
How
comfortable would you feel if you were"
Answers
In conclusion, I believe that cryptocurrency and blockchain accounting are innovative technologies that have the potential to transform the way we do business. If I were in a position to use cryptocurrency, I would feel comfortable using it if I understood it well and trusted the source.
Cryptocurrency is a new technological innovation that has revolutionized the monetary exchange industry. A cryptocurrency is a digital or virtual currency that uses cryptography for security. The most famous cryptocurrencies are Bitcoin, Ethereum, Ripple, and Litecoin. Cryptocurrency has become a hot topic, and people are still trying to figure out how to rely on it and whether it is the future or just a fad.
Blockchain accounting is an online ledger that tracks the history of transactions. Blockchain technology has been critical to the development of cryptocurrency. The decentralization and transparency of blockchain accounting make it an excellent tool for tracking and verifying transactions. Blockchain accounting is tamper-proof, making it very reliable.
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Your cousin sold you his Pokemon cards for $24 10 years ago. You
sold them today for $502. What interest rate did you earn? (Convert
to a percent. Round to 2 decimal places.)
Answers
To calculate the interest rate earned on the sale of Pokemon cards, we need to determine the percentage increase in value over a 10-year period.
To find the interest rate earned, we can use the formula for simple interest: Interest = Principal * Rate * Time. In this case, the principal is the original purchase price ($24), the interest is the difference between the selling price ($502) and the principal, and the time is 10 years.
Using the formula, we can calculate the interest as follows:
Interest = Selling Price - Principal = $502 - $24 = $478.
Next, we divide the interest by the principal and multiply by 100 to convert it to a percentage:
Interest Rate = (Interest / Principal) * 100 = ($478 / $24) * 100 = 1991.67%.
Rounding to two decimal places, the interest rate earned on the sale of the Pokemon cards is approximately 1991.67%. This represents the percentage increase in value over the 10-year period.
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QUESTION 9 / 10
What is the problem with paying only your minimum credit card balance each month?
A. It lowers your credit score
B. You have to pay interest
C. The bank will cancel your credit card
D. All of the above
Answers
Answer:
The answer is C. the bank will cancel your credit card.
Explanation:
Which suspected nation state malware platform poses interest because of its stealth is complexity, and its ability to hide its command and control network from investigators - Energetic Bear - The Dragonfly group - Regin
- Lub Sec
Answers
The suspected nation state malware platform that poses interest because of its stealth, complexity, and its ability to hide its command and control network from investigators is Regin.
What's ReginRegin is a suspected nation-state malware platform that is of interest because of its complexity, stealth, and ability to hide its command and control network from investigators.
Regin has been linked to several cyber espionage campaigns and is known for its sophisticated capabilities.
This highly sophisticated and advanced malware is believed to be associated with nation-state cyber espionage activities.
Regin has been used to target a range of organizations, including government institutions, telecom companies, and research facilities. Its modular architecture allows it to remain undetected for long periods, making it a significant threat.
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Identify industries and career-based activities in which computer technology makes people's work easier or more efficient.
Answers
Answer:
Those helpful safety or convenience features in modern vehicles? They are all programmed!
Explanation:
what is application software?
Answers
Answer:
In information technology, an application ( app ), application program or application software is a computer program designed to help people perform an activity. Depending on the activity for which it was designed, an application can manipulate text, numbers, audio, graphics, and a combination of these elements.
Answer:
A set of programs that are used to solve particular problems of the user through computer is called application software.
How can four directors of same corporation who are living in four different continents around the world get together using their computer in a crucial meeting? Describe process and name the technology
Answers
The four directors of the same corporation can get together using their computer in a crucial meeting through a videoconferencing platform.
The complete complete question:
How can four directors of same corporation who are living in four different continents around the world get together using their computer in a crucial meeting? Describe process and name the technology used
The description on how the process can be done using technologyThe four directors of the same corporation can get together using their computers in a crucial meeting through a videoconferencing platform. This technology allows participants to communicate with each other through audio, video, and text messaging in real-time.
The process is as follows:
The directors should first set a time for the meeting and agree on the platform to use.They should then download the relevant software to their computers, laptops or mobile devices.Once the software is installed, each director should create an account on the platform and log in.The directors should then join the meeting by entering a link or code provided by the host.During the meeting, the directors can communicate with each other through audio, video and text messaging.At the end of the meeting, the directors can choose to save the recordings of the meeting for future reference.Learn more about technology there:
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TRUE/FALSE. High quality information pages, such as Wikipedia articles and IMDb pages, should always get a rating of Highly Meets.
Answers
Answer:
true
Explanation:
1. Highly Meets is a rating that means the result is very helpful for many or most people.
2. It is highly satisfying and a good "fit" for the query.
3. A satisfying and complete result for a broad information query can be Fully Meets .
Gogle Search Quality Raters gives the ratings
* Relevance
* Quality
* User experience
Gogle has a team of EMPLOYEES who look at search results and decide if they are good or bad. They look at how helpful the results are, how good the content is, and how easy it is to use the results.
Gogle has people who rate search results. They rate the results on how helpful they are, how good the content is, and how easy it is to use the results.
because these pages are comprehensive, accurate, and up-to-date. They are also well-written and easy to understand. In addition, they are often created by experts in the field and are reviewed by other experts before being published
open bard bing ai
Highly Meets is a rating that means the result is very helpful for many or most people.
It is highly satisfying and a good “fit” for the query.
A satisfying and complete result for a broad information query can be Fully Meets .
False. High quality information pages, such as Wikipedia articles and IMDb pages, should not always get a rating of Highly Meets. While they can be excellent sources of information, the quality of any source needs to be evaluated on a case-by-case basis and rated accordingly.
Generally, to receive a rating of Highly Meets, a source must be reliable, authoritative, and appropriate for the specific research question being asked. While Wikipedia articles and IMDb pages can often meet these criteria, they can also contain errors, biases, or inaccuracies, especially if they are not well-sourced or are based on opinion rather than fact. Therefore, it is important to critically evaluate any source, including these high-quality information pages, before using it in research or assigning a rating.
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33. a client wants to send federal documents to another agency. what would be the best way to send a secure message with information? a. email b. usb c. sftp d. ftp
Answers
A client wants to send federal documents to another agency. The best way to send a secure message with information is SFTP (Option C)
What is SFTP?A secure file transmission protocol is SFTP (SSH File Transfer Protocol). It employs the SSH protocol. It supports all of SSH's security and authentication features.
As a file transfer protocol, SFTP has mostly superseded classic FTP, and it is rapidly overtaking FTP/S. It offers all of the capabilities of existing protocols, but more securely and reliably, and with a simpler configuration. There is no reason to utilize old protocols any longer.
Password eavesdropping and man-in-the-middle attacks are also prevented by SFTP. It secures the data's integrity through encryption and cryptographic hash algorithms, and it authenticates both the host and the user.
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When you record a macro, you can assign it to run from a button or from the _____.
Keyboard
Home tab
Status Bar
Task Pane
Answers
Answer:
Keyboard
Explanation:
A macro is a tool that when you press a single key bind on your keyboard and or mouse it keeps pressing the button until the time on the macro runs out or you stop it.
If a person record a macro, you would assign it to run from a button or from the Keyboard Home.
What is keyboard?A keyboard is known to be a tool that is often used in inputting information such as letters, words, etc., into your computer.
Therefore, If a person record a macro, you would give it to run from a button or from the Keyboard Home.
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When is a handrail required for stairs
Answers
Answer: when is not able to get up the stairs like a normal person
Explanation:
Answer:
The purpose of a handrail is to provide guidance. It is required on stairs with two or more risers and ADA ramps with a rise of 6". In commercial applications, handrail is required on both sides of stairs and ramps. Handrails are not required on walking surfaces with running slope less than 1:20.
Explanation:
hopes this helps D:
You are purchasing software that 20 people in your company will need to use on their home
desktops. Which of these will you need?
O a single use license
O a variable license
O a group license
O a concurrent license
Answers
Write a program that continually reads user input (numbers)
until a multiple of 7 is provided. This functionality must be
written in a separate function, not in main().
Answers
Here is a Python program that continually reads user input (numbers) until a multiple of 7 is provided. This functionality is written in a separate function, not in main(). The program uses a while loop to keep reading input until the user enters a multiple of 7:```def read_until_multiple_of_7():
x = int(input("Enter a number: "))
while x % 7 != 0:
x = int(input("Enter another number: ")) print("Multiple of 7 detected: ", x)```Here's how the code works:1. The function `read_until_multiple_of_7()` is defined.2. The variable `x` is initialized to the integer value entered by the user.3. A while loop is used to keep reading input until the user enters a multiple of 7.
The loop condition is `x % 7 != 0`, which means "while x is not a multiple of 7".4. Inside the loop, the user is prompted to enter another number. The input is read as an integer and stored in the variable `x`.5. When the user finally enters a multiple of 7, the loop exits and the function prints a message indicating that a multiple of 7 was detected, along with the value of `x`.Note: Make sure to call the `read_until_multiple_of_7()` function from your `main()` function or from the interactive interpreter to test it out.
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When a function is called by its name, then it is _____.
O Scope
O Global
O Interpreter
O Executed
Answers
When a function is called by its name, then it is executed. It means that the program is invoking or executing that particular function.
The process of calling a function involves transferring the program's control to the function code, which is then executed. During the execution of a function, the statements within the function body are executed sequentially, and any necessary parameters or arguments are passed to the function. The function performs its defined operations, which may include computations, manipulations, or returning a value.
The act of calling a function allows for code reusability, as functions can be defined once and called multiple times throughout the program. This modular approach helps in organizing code, improving readability, and promoting code maintenance and scalability. The execution of a function is governed by its scope, which determines the visibility and accessibility of variables and functions within the program. The scope of a function defines where and when it can be called, and how it interacts with other parts of the program.
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How to Fix 0xc000007b
Answers
Answer:
Method 1. Restart your computer
The first thing to try is restarting Windows. It sounds too simple, but it sometimes yields results.
Method 2. Update .NET framework
In most cases it's Microsoft .NET framework causing the issues. You can download the latest version of .NET Framework from Microsoft.
When it's installed (or re-installed) reboot and try your app or game again
Method 3. Enable Administrator rights
Try running the game or app with admin rights. To do that, right-click on the shortcut or the actual executable for the game, select Properties and open the Compatibility tab. Tick the 'Run this program as an administrator' box, and click on OK.
Method 4. Reinstall the app or game
You can uninstall and re-installing the game or program you're trying to run - simple but sometimes the quickest and most effective way to get rid of the error.
Method 5. Update Windows
Update Windows. In many cases Windows will automatically update, but to check, head to Control Panel and search for 'Windows Update'.
In later versions, including Windows 10, you can open the new Settings app (just search the Start menu or click the cog icon which appears just above the Windows logo when you click it in the bottom-left of the screen.
In the Settings app, click on Update & Security then you should see a button to check for updates:
Explanation:
Method 6. Run ChkDsk
Run chkdsk by opening cmd (search for it or press Win+R).
In the window type "chkdsk c: /f /r". If it is the primary windows disk, it will ask you to schedule it for next boot. When you restart, it will do a check before get to the login screen. Partitions or other drives can also be checked this way.
Method 7. Reinstall DirectX
This can be the fix for games that won't load. The way to do this depends on your version of Windows and which version of DirectX you need. There are full instructions on Microsoft's website
Hope it's help you. :-)
With these systems, input and output devices are located outside the system unit.
Select one:
a. Desktop systems
b. Personal digital assistants
c. Smartphones
d. Laptop computers
Answers
Devices for input and output on desktop computers are outside the system unit.
Which system's external input and output devices can be found there?It is the primary piece of hardware in the computer system. The electronic parts of the system and a few additional storage devices are housed in this enclosure. The mouse, keyboard, and monitor are examples of input and output devices that are outside the system unit.
What do we call the computer's externally connected input and output devices?peripheral apparatus. An input/output component of a system that supplies data to and/or receives data from a digital device's central processing unit.
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There is a weird green and black kinda growth on my screen that moves when I squeeze the screen, it also looks kinda like a glitchy thing too,Please help
Answers
LCD stands for Liquid Crystal Display. So yes, what you're seeing is liquid. it's no longer contained where it needs to be.
Which external reference is formatted correctly?
=[My_Sales.xlsx]!Quarter1:C12
O ='(My_Sales.xlsx)!Quarter1':C12
O ="[My_Sales.xlsx]Quarter1'!$C$12
O =(My_Sales.xlsx)!Quarter1:$C$12
C on edge.
Answers
Answer:
= '[My_Sales.xlsx]quarter1'!C12
Explanation:
The formula gets the value of the cell C12 in the quarter worksheet of the My_Sales.xlsx workbook.
Answer:
C
Explanation:
got it right on edge
32.
To give an existing document a different name
A. retype and give it another name,
B. use the save command
C. use the same as command
D. use windows explorer to copy.
Answers
Answer:
B.
Explanation:
If you are trying to save an existing document you would use the save command and you will be prompted if you want to rename it to what ever you wish
Hope this helps :)
The Color Picker tool enables you to work with color selections. Which of the following color models are used by the Color Picker?
Select one or more:
Lab - Luminescence, A (green to red), B (blue to yellow)
CMYK - Cyan, Magenta, Yellow, Black
RGB - Red, Green, Blue
HSB - Hue, Saturation, Brightness
Answers
Answer:
RGB-Red, green, blue
Explanation:
the steps of execution, implementation, and management of databases within healthcare are known as .
Answers
The steps of execution, implementation, and management of databases within healthcare are known as database lifecycle.
What do you know about Database ?
A database is a collection of data that has been organized to make it simple to manage and update. Data records or files containing information, including as sales transactions, customer information, financial data, and product information, are often aggregated and stored in computer databases.
The life cycle of a database in an information system is a cycle that shows its development. The necessary processes for database development are all included in the database life cycle, from requirements analysis to monitoring and change. Because database monitoring, improvement, and maintenance are ongoing aspects of the database life cycle, they go on indefinitely as long as the database is active and being used.
Four stages make up the database life cycle: analysis of the requirements, design, implementation, and maintenance. You completely and accurately specify important data to the users throughout the requirement analysis process. Conceptual data modeling, logical design, and physical design make up the design phases. During the implementation phase, you build a database using the tools or DBMS's SQL or diagramming features. To guarantee that changing information needs are satisfied, the database must be maintained.
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Can someone please help me with this .
Answers
Answer:
whether or not it is raining outside
if the first letter of your name starts with A
whether or not you were on time to school today
the answer to a yes or no question
whether or not it is monday
Explanation:
notice how all of them are "Whether" or "if" or "yes or no" or "1 or 0"
hich type of memory structure is a complex web of associations A. schema B. image C. script D. iconic E. conceptual
Answers
Answer:
Correct answer is A. schema.
Explanation:
A schema is the most suitable type of memory structure for a complex web of associations because it provides a cognitive framework that organizes and connects various pieces of information. Schemas allow us to create associations and make sense of new information by relating it to existing knowledge and experiences. This interconnected web of associations within a schema enables efficient retrieval and understanding of related concepts, forming a complex and comprehensive network of knowledge.
The type of memory structure that is a complex web of associations is called schema. Schemas are mental structures that help people understand and interpret the world around them. They are created from past experiences and knowledge, and they influence the way people perceive and process new information.
In psychology, schema refers to a cognitive framework or concept that helps organize and interpret information. Schemas can be based on personal experiences, cultural norms, or other factors. They help people to quickly understand new information by providing a mental shortcut.
Schemas can be useful in many situations, but they can also lead to errors in judgment or perception. For example, if a person has a schema that all dogs are friendly, they may approach a strange dog without caution. This can lead to dangerous situations if the dog is actually aggressive.
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_____ Can involve a tremendous amount of horizontal scrolling and require much zooming on small viewports.
A) Open layouts
B) Liquid layouts
C) Fixed layouts
D) Fluid layouts
Answers
Fixed layouts can involve a tremendous amount of horizontal scrolling and require much zooming on small viewports.
An outline with a fixed width in pixels is known as fixed layout or static layout. As the name proposes, the design is modified to be fixed. Therefore, the width of the elements will remain constant regardless of screen resolution or size. In other words, users will have the same viewing experience on all devices, whether they are smartphones, tablets, computers, or laptops. Based on the assumption that readers browse in resolutions greater than 1024 x 768, the majority of fixed layout eBooks employ a width of 960 pixels.
Fixed layout is preferred by the majority of publishers primarily due to its ease of production from print files. The assurance that the design is viewed by users in the same way as it is by the publisher follows next. Here are a portion of the benefits and impediments of the proper format.
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Should the government encourage people to own their own homes, even if they have to go into debt to do that?
Answers
Answer:
Yes yes yes yes yes yes yes yes yes tes
which compound is obtained by the oxidation of primary alcohol with nascent oxygen
Answers
answer:
what
Explanation:
According to the video, what kinds of projects would Computer Programmers be most likely to work on? Check all that apply.
educational software
financial planning software
computer hardware
games
installing networks
Answers
Answer:
educational software
financial planning software
and games
Explanation:
The kind of projects that would Computer Programmers be most likely to work on are educational software, financial planning software, and games The correct options are a, b, and d.
What are computer programmers?A computer programmer designs computer codes for websites, while an Information Support Specialist oversees the design and maintenance of websites. Computer programming has a close relationship with mathematics.
Code and scripts are written by computer programmers, modified, and tested to ensure that software and applications work as intended. They convert the blueprints made by engineers and software developers into computer-readable instructions.
Therefore, the correct option is
a. educational software
b. financial planning software
d. games
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Which book citation is correctly formatted according to mla standards? collins, suzanne. the hunger games. new york: scholastic, 2008. print. collins, suzanne. the hunger games. scholastic: new york, 2008. print. collins, suzanne. the hunger games. new york: scholastic, 2008. collins, suzanne. the hunger games. new york: scholastic. print, 2008.
Answers
The book citation that is correctly formatted according to MLA standards is Collins, Suzanne. The Hunger Games. New York: Scholastic, 2008. Print.
What is book citation?A book citation is known to be a form of entry that one often puts in one's research paper or any kind of essay that shows the people that a person must have paraphrased or quoted.
Note that Books citations are said to often credit to the owner or key sources and thus, in MLA format, The book citation that is correctly formatted according to its standards is Collins, Suzanne. The Hunger Games. New York: Scholastic, 2008. Print.
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Answer:
A. Collins, Suzanne. The Hunger Games. New York: Scholastic, 2008. Print.
Explanation:
Correct on Edge
As a Manager, you will find it difficult to operate on daily basis without a computer in your office and even at home. Evalauate this statement
Answers
As a manager, operating on a daily basis without a computer in both the office and at home would indeed pose significant challenges. Computers have become an essential tool in modern management practices, enabling efficient communication, data analysis, decision-making, and productivity enhancement.
In the office, a computer allows managers to access critical information, collaborate with team members, and utilize various software applications for tasks such as project management, financial analysis, and report generation. It provides a centralized platform for managing emails, scheduling meetings, and accessing company systems and databases.
Outside the office, a computer at home provides flexibility and convenience for remote work and staying connected. It enables managers to respond to urgent emails, review documents, and engage in virtual meetings. It also allows them to stay informed about industry trends, access online resources for professional development, and maintain a work-life balance through effective time management.
Without a computer, managers would face limitations in accessing and analyzing data, communicating efficiently, coordinating tasks, and making informed decisions. Their productivity and effectiveness may be compromised, and they may struggle to keep up with the demands of a fast-paced, technology-driven business environment.
In conclusion, a computer is an indispensable tool for managers, facilitating their daily operations, communication, and decision-making. Its absence would significantly impede their ability to perform their responsibilities effectively both in the office and at home.
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