When a customer makes an online hotel booking the database is updated by using
A) table
B) form
C) query
D)report
Answers
When a customer makes a booking, the database is updated by using a form.
Forms in a database are necessary for the manipulation and the retrieval of data. It helps with entering, editing as well as displaying data.
The form allows you to add data to the already existent table and it can also help one to view already existent information.
A form can also be used to view information from query. When this is the case, it searches and analyzes data.
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Related Questions
what must a fire department's health and safety program address
Answers
A fire department's healthcare and safety program must address various aspects to ensure the well-being and protection of its personnel.
Here are some key areas that such a program should address:
1. Occupational Hazards: The program should identify and address potential occupational hazards specific to firefighting, such as exposure to smoke, hazardous materials, physical injuries, and psychological stress. It should include measures for hazard recognition, prevention, and control.
2. Personal Protective Equipment (PPE): The program should outline guidelines for the selection, maintenance, and proper use of PPE, including helmets, protective clothing, gloves, masks, and respiratory protection, to safeguard firefighters from workplace hazards.
3. Medical Fitness: It should establish standards for medical fitness assessments, including physical examinations and fitness tests, to ensure that firefighters are physically capable of performing their duties safely.
4. Training and Education: The program should provide comprehensive training and education on firefighting techniques, emergency response protocols, equipment operation, risk assessment, and safety procedures to enhance the knowledge and skills of firefighters.
5. Wellness and Rehabilitation: It should address programs for promoting firefighter wellness, including fitness programs, mental health support, critical incident stress management, and rehabilitation services to aid in recovery after physically demanding operations.
6. Incident Reporting and Investigation: The program should outline procedures for reporting and investigating incidents, accidents, near-misses, and injuries to identify root causes, implement corrective actions, and prevent future occurrences.
7. Safety Culture: The program should foster a safety culture that encourages proactive safety practices, open communication, continuous improvement, and accountability at all levels within the fire department.
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What is the keyboard shortcut to show formulas in a worksheet (as opposed to the value)? OCTRL+S OCTRL + Z CTRL- There is no shortcut for showing formulas
Answers
CTRL + (tilde) is a keyboard shortcut to show formulas instead of values in Excel spreadsheets. It can be found in the upper-left corner of most keyboards, below the Escape key or just left of the 1 key.
The keyboard shortcut to show formulas in a worksheet (as opposed to the value) is `CTRL + ~` (tilde).When working with Excel spreadsheets, you might want to display the formulas instead of the values in your cells. This could be done by using the "Show Formulas" button. But, if you're doing this frequently, it's easier to use a keyboard shortcut. To do this, press `CTRL + ~` (tilde) and it will show all of the formulas in your spreadsheet instead of the values.
The tilde symbol, ~, can be found in the upper-left corner of most keyboards. It is usually located below the Escape key or just left of the 1 key. It's worth noting that pressing the `CTRL + ~` (tilde) keyboard shortcut again will switch back to displaying the values.
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Exercise Consider the following information about a university database: Profesousa have an SSN, a name, an age, a rank, and a research specialty, Projects have a project number, a sponsor name (e.g., NSF), a starting date, an ending date, and a budget Graduate students have an SSN, a name, an age, and a degree program (e.g., M.S or Ph.D.). Each project is m anaged by one professor(known as the project's principal inve- tigator). Each project is worked on by one or more professors (known as the project's co-investigators) Professors can manage and/or work on multiple projects. project's research assistants) Each project is worked on by one or more graduate students (known as the When graduate students work on a project, a professor must supervise their work on the project. Graduate students can work on multiple projects, in which case they will have a (potentially different) supervisor for each one. Departments have a department number, a department name, and a main office. Departments have a professor (known as the chairman) who runs the department. Professors work in one or more departments, and for each department that they work in, a time percentage is associated with their job. Graduate students have one major department in which they are working on their degree. Each graduate student has another, more senior graduate student (known as a student advisor) who advises him or her on what courses to take. Design and draw an ER diagram that captures the information about the university Use only the basic ER model here; that is, entities, relationships, and attributes. Be sure to indicate any key and participation constraints.
Answers
The ER diagram for the university database can be represented as follows:
```
+------------------+ +------------------+
| Professor | | Department |
+------------------+ +------------------+
| SSN (Key) | | DepartmentNumber |
| Name | | DepartmentName |
| Age | | MainOffice |
| Rank | +------------------+
| ResearchSpecialty|
+------------------+
| ^
| |
| |
| +------------------+
| | Chairs |
| +------------------+
| | Professor_SSN |
| | DepartmentNumber |
| +------------------+
|
+-------------------+
| Project |
+-------------------+
| ProjectNumber (Key)|
| SponsorName |
| StartingDate |
| EndingDate |
| Budget |
| PI_Professor_SSN |
+-------------------+
| ^
| |
| |
| +---------------------+
| | Co_Investigators |
| +---------------------+
| | ProjectNumber |
| | Professor_SSN |
| +---------------------+
|
+-------------------+
| GraduateStudent |
+-------------------+
| SSN (Key) |
| Name |
| Age |
| DegreeProgram |
| Advisor_StudentSSN|
+-------------------+
| ^
| |
| |
| +--------------------+
| | Works_On |
| +--------------------+
| | Student_SSN |
| | ProjectNumber |
| | Professor_SSN |
| +--------------------+
|
+-------------------+
| Department |
+-------------------+
| DepartmentNumber |
| DepartmentName |
| MainOffice |
| Chairman_ProfessorSSN|
+-------------------+
```
The ER diagram includes the following entities:
1. Professor: Represents professors with attributes like SSN (as a key), Name, Age, Rank, and Research Specialty.
2. Department: Represents departments with attributes like Department Number (as a key), Department Name, and Main Office.
3. Chairs: Represents the relationship between professors and departments. It includes attributes Professor_ SSN and Department Number.
4. Project: Represents projects with attributes like Project Number (as a key), Sponsor Name, Starting Date, Ending Date, Budget, and PI_ Professor_ SSN (referring to the Principal Investigator Professor).
5. Co_ Investigators: Represents the relationship between projects and professors who are co-investigators. It includes attributes Project Number and Professor_ SSN.
6. Graduate Student: Represents graduate students with attributes like SSN (as a key), Name, Age, Degree Program, and Advisor _ Student SSN (referring to the student advisor).
7. Works_ On: Represents the relationship between graduate students, projects, and professors. It includes attributes Student_ SSN, Project Number, and Professor_ SSN.
8. Department: Represents departments with attributes like Department Number (as a key), Department Name, Main Office, and Chairman_ Professor SSN (referring to the chairman of the department).
The relationships between entities are indicated by lines connecting the entities. Participation constraints are not explicitly depicted in this basic ER diagram representation.
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Which of the following does not properly nest control structures?
Pilihan jawaban
for i in range(3):
for j in range(6):
print(j)
for i in range(3):
if i > 2:
break
else:
print(i)
count = 0
if count < 10:
for i in range(3):
print(count)
count = count + 1
count = 10
for i in range(3):
if count > 0:
print(i)
else:
print(count)
Answers
Using the knowledge in computational language in python it is possible to write a code that following the properly nest control structures.
Writting the code:# Prints out the numbers 0,1,2,3,4
for x in range(5):
print(x)
# Prints out 3,4,5
for x in range(3, 6):
print(x)
# Prints out 3,5,7
for x in range(3, 8, 2):
print(x)
while count < 5:
print(count)
count += 1 # This is the same as count = count + 1
How to iterate over range Python?
To loop through a set of code a specified number of times, we can use the range() function, The range() function returns a sequence of numbers, starting from 0 by default, and increments by 1 (by default), and ends at a specified number.
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The average numbers of shares a piece of content receives is known as its:
Answers
Answer:
Amplification.
Explanation:
Social media publishing can be defined as a service that avails end users the ability to create or upload web contents in either textual, audio or video format in order to make them appealing to a target audience.
Thus, these web contents are generally accessed by end users from time to time through the use of various network-based devices. As users access these contents, they're presented with the option of sharing a particular content with several other people a number of times without any form of limitation.
Hence, the average numbers of shares a piece of content receives is known as its amplification. The higher the average numbers of shares a particular content receives, the higher the number of traffic it generates for its publisher.
a systems analyst focuses on designing specifications for new technology. T/F
Answers
True.
A systems analyst is responsible for analyzing and designing information systems that meet the needs of an organization.
This involves working closely with users, management, and IT staff to understand business requirements and then designing specifications for new technology. The systems analyst plays a critical role in ensuring that new technology is aligned with business needs, is efficient and effective, and meets user requirements. They are also responsible for testing and implementing new technology, training users, and providing ongoing support. Overall, the systems analyst plays a vital role in helping organizations to leverage technology to improve their operations, reduce costs, and achieve their strategic goals.
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The future value of $100 deposited for three years compounded
annually at 8 percent is ________.
Please include excel calculation in answer.
Answers
The future value of $100 deposited for three years compounded annually at 8 percent is approximately $125.97.
To calculate the future value of $100 deposited for three years compounded annually at 8 percent,
The formula for compound interest:
Future Value = Principal * (1 + interest rate)^number of periods
In this case, the principal (P) is $100, the interest rate (r) is 8% (0.08 in decimal form), and the number of periods (n) is 3.
Plugging in these values into the formula, we get:
Future Value = $100 * (1 + 0.08)^3
To calculate this in Excel, you can use the POWER function to raise the expression (1 + 0.08) to the power of 3:
Future Value = $100 * POWER(1 + 0.08, 3)
Calculating this, we find that the future value is approximately $125.97.
The future value of $100 deposited for three years compounded annually at 8 percent is approximately $125.97.
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Bryson has contacted you because he needs to know what kind of data he can synchronize from his iPad to his PC. What can Bryson synchronize from his iPad to his PC
Answers
Synchronization is known commonly as a computer term. Bryson can synchronize Contacts , E-books ,Notes, Photos , Music , Notes and Calendar from his iPad to his PC .
Photos - Photos can be synchronized between Bryson's iPad and his PC by using iTunes via connecting the iPad to a USB port on a PC or wirelessly using Wi-Fi.Notes- This can also be synchronized between Bryson's iPad and his PC through the use of iTunes.
Music - Music can be synchronized between Bryson's iPad and his PC so that if the iPad fails, he will have a backup of the purchases. Contacts -Contacts can also be synchronized between Bryson's iPad and his PC through the use iTunes on the PC to synchronize items. E-books - E-books can be synchronized between Bryson's iPad and the PC using iTunes or via download and installing iTunes on his PC. Calendar - Calendar can be synchronized between Bryson's iPad and his PC using iTunes through permitting iCloud Calendar and have his appointments saved on both the PC and the iPad.
Conclusively, Synchronization helps in saving of files in two separate places for safety.
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When starting up his computer, Connor notices pop-ups appearing randomly from his browser. Over time, these get worse and prevent him from using the computer. What is MOST likely the cause of this?
Answers
Answer: Sounds like he has a malware problem he should uninstall all of the potentially unwanted programs (PUPs), or run an antivirus software.
Explanation:
It's what I would do if I was in that unlikely of situations because I'm constantly aware of what I download and install. Sounds like Connor should too.
A. write some features of Babbage engine
Answers
hope it help
please mark as brainliest
When reviewing the tracked changes in a document, what are some options for addressing edits? Check all that apply. Remove all edits revert to original reject all changes accept all changes apply some changes accept and move to next
Answers
Answer:
1. reject all changes
2. accept all changes
3. accept and move to next
Explanation:
In Microsoft Word, when reviewing the tracked changes in a document, there are some options for addressing edits that are available to the computer users.
These available options are:
1. reject all changes
2. accept all changes
3. accept and move to next
To access tracked changes in a Microsoft Word document, a user will have to
> click on the Review tab,
> then go to Tracking and
> select Track Changes.
Answer:
C.) reject all changes
D.) accept all changes
F.) accept and move to next
Explanation:
When reviewing the tracked changes in a document, what are some options for addressing edits? Check all that apply.
remove all edits
revert to original
reject all changes
accept all changes
apply some changes
accept and move to next
6 → What is the difference between SHA-256 and SHA-512?
Answers
Explanation:
SHA-2: A group of two related hash functions, identified as SHA-256 and SHA-512.
The word size varies; SHA-256 uses 32-byte characters, whereas 64-byte words are used by SHA-512.
You configure a router interface with the IP address 192. 168. 10. 62 255. 255. 255. 192 and receive thefollowing error:Bad mask /26 for address 192. 168. 10. 62Why did you receive this error?
Answers
Ip subnet-zero was not enabled on the router, which is why this error happened. Zero Subnet If a network address is provided, subnet zero refers to the initial subnet created after subnetting the network address.
An networking device called a router is used to forward data packets between computer networks. On the worldwide Internet and between networks, routers handle traffic directing. Data packets are the unit of data delivered via a network, such as an email or a web page. A node or host on a communications network can be identified by their network address. Network addresses are intended to be unique identifiers across the network, yet some networks permit local, private, or locally controlled addresses that might not be unique.
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a large, all-purpose law firm collects a lot of unstructured data in many different formats. some of the data include photos, videos, and e-mails. where could a user opt to store these data?
Answers
The circumstances in which an employee should not presume that their data and communications are confidential should be specified in a policy.
A data analysis technique called machine learning automates the creation of analytical models. It is a subfield of artificial intelligence founded on the notion that machines are capable of learning from data, spotting patterns, and making judgments with little assistance from humans. In order to maintain the anonymity of the data gathered from research participants, the project must either not collect any personally identifying information about specific individuals (such as name, address, email address, etc.) or it must be unable to connect specific responses to participants' identities. The practice of employing a third party from outside a business to carry out tasks or produce commodities that were previously completed in-house by the business's own employees and personnel is known as outsourcing.
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Think of a topic that is of interest to you. Your assignment is
to construct a questionnaire to gather data about your chosen
topic. Your questionnaire must include 10 questions, at a minimum.
You sho
Answers
The questionnaire on sustainable energy practices aims to gather valuable data about individuals' awareness, adoption, motivations, and barriers related to sustainable energy practices.
Topic: Sustainable Energy Practices
Questionnaire:
1. What is your level of awareness regarding sustainable energy practices?
a) Very aware
b) Somewhat aware
c) Not aware
2. Have you implemented any sustainable energy practices in your daily life or business?
a) Yes
b) No
3. If yes, which sustainable energy practices have you implemented? (Select all that apply)
a) Solar panels for electricity generation
b) Energy-efficient appliances
c) LED lighting
d) Wind turbines for electricity generation
e) Geothermal heating/cooling systems
f) Other (please specify) ___________
4. What motivates you to adopt sustainable energy practices? (Select all that apply)
a) Environmental benefits
b) Cost savings
c) Energy independence
d) Government incentives
e) Social responsibility
f) Other (please specify) ___________
5. What are the main barriers preventing you from implementing sustainable energy practices? (Select all that apply)
a) High upfront costs
b) Lack of information or knowledge
c) Uncertainty about the effectiveness of sustainable energy practices
d) Limited availability of resources or technologies
e) Lack of government support or incentives
f) Other (please specify) ___________
6. Are you willing to pay a premium for products or services that are sourced from sustainable energy practices?
a) Yes
b) No
7. How important is it for governments to invest in and promote sustainable energy practices?
a) Very important
b) Somewhat important
c) Not important
8. Are you aware of any government policies or initiatives in your country that support sustainable energy practices?
a) Yes
b) No
9. How satisfied are you with the current availability of sustainable energy options in your area?
a) Very satisfied
b) Somewhat satisfied
c) Not satisfied
10. Would you be interested in learning more about sustainable energy practices and how to implement them?
a) Yes
b) No
The questionnaire consists of ten questions that cover different aspects of sustainable energy practices. The questions are designed to gather information about respondents' awareness, implementation, motivation, barriers, willingness to pay, government involvement, satisfaction, and interest in learning more about sustainable energy practices.
The data collected through this questionnaire can be analyzed to understand the level of awareness, adoption, and perception of sustainable energy practices among the respondents. It can also provide insights into the factors that motivate or hinder the implementation of sustainable energy practices and the role of government policies in promoting sustainable energy.
The questionnaire on sustainable energy practices aims to gather valuable data about individuals' awareness, adoption, motivations, and barriers related to sustainable energy practices. The responses will contribute to understanding the current state of sustainable energy practices and identifying areas for improvement and awareness campaigns. This data can also inform policymakers and organizations about the level of support and interest in sustainable energy, helping shape future initiatives and policies in this field.
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What are storage devices
Answers
Answer:
=>. storage devices are those devices that is used to store some data in it
It is very important device that gives a lot of benefits in our daily lives
we can also carry our data from one place to another
The physical parts of a computer are called application software.
Answers
Answer:
false
Explanation:
Which phrase is the best definition of a play?
a story that focuses closely on key details of setting
a story with lots of dialogue and very little description of setting
a story that only makes sense when read aloud by actors
a story told one verse at a time, using lines and sometimes stanza
Answers
A phrase that represents the best definition of a play is a story that focuses closely on key details of a setting. Thus, the correct option for this question is A.
What is a phrase?In literature, a phrase may be defined as the collection or group of words that significantly work together in a sentence but do not contain a subject or a verb.
According to the dictionary of literature, a play is a work of drama, usually consisting mostly of dialogue between characters and intended for theatrical performance rather than just reading.
Therefore, a phrase that represents the best definition of a play is a story that focuses closely on key details of a setting. Thus, the correct option for this question is A.
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You have been managing a $5 million portfolio that has a beta of 1.45 and a required rate of return of 10.975%. The current risk-free rate is 3%. Assume that you receive another $500,000. If you invest the money in a stock with a beta of 1.75, what will be the required return on your $5.5 million portfolio? Do not round intermediate calculations.
Round your answer to two decimal places.
%
Answers
The required return on the $5.5 million portfolio would be 12.18%.
1. To calculate the required return on the $5.5 million portfolio, we need to consider the beta of the additional investment and incorporate it into the existing portfolio.
2. The beta of a stock measures its sensitivity to market movements. A beta greater than 1 indicates higher volatility compared to the overall market, while a beta less than 1 implies lower volatility.
Given that the initial portfolio has a beta of 1.45 and a required rate of return of 10.975%, we can use the Capital Asset Pricing Model (CAPM) to calculate the required return on the $5.5 million portfolio. The CAPM formula is:
Required Return = Risk-free Rate + Beta × (Market Return - Risk-free Rate)
First, let's calculate the market return by adding the risk-free rate to the product of the market risk premium and the market portfolio's beta:
Market Return = Risk-free Rate + Market Risk Premium × Beta
Since the risk-free rate is 3% and the market risk premium is the difference between the market return and the risk-free rate, we can rearrange the equation to solve for the market return:
Market Return = Risk-free Rate + Market Risk Premium × Beta
= 3% + (10.975% - 3%) × 1.45
= 3% + 7.975% × 1.45
= 3% + 11.56175%
= 14.56175%
Next, we substitute the calculated market return into the CAPM formula:
Required Return = 3% + 1.75 × (14.56175% - 3%)
= 3% + 1.75 × 11.56175%
= 3% + 20.229%
= 23.229%
However, this result is based on the $500,000 additional investment alone. To find the required return on the $5.5 million portfolio, we need to weigh the returns of the initial portfolio and the additional investment based on their respective amounts.
3. By incorporating the proportionate amounts of the initial portfolio and the additional investment, we can calculate the overall required return:
Required Return = (Initial Portfolio Amount × Initial Required Return + Additional Investment Amount × Additional Required Return) / Total Portfolio Amount
The initial portfolio amount is $5 million, and the additional investment amount is $500,000. The initial required return is 10.975%, and the additional required return is 23.229%. Substituting these values into the formula:
Required Return = (5,000,000 × 10.975% + 500,000 × 23.229%) / 5,500,000
= (548,750 + 116,145.45) / 5,500,000
= 664,895.45 / 5,500,000
≈ 0.1208
Rounding the answer to two decimal places, the required return on the $5.5 million portfolio is approximately 12.18%.
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import simplegui
import random
frameWidth = 500
def draw_handler(canvas):
for i in range (1, 3000):
r = random.randint(0,255)
g = random.randint(0,255)
b = random.randint(0,255)
randRGBColor = "RGB( " + str(r) + "," + str(g) + "," + str(b) + ")"
x = random.randint(2, frameWidth)
y = random.randint(2, frameWidth)
canvas.draw_point((x, y), randRGBColor)
frame = simplegui.create_frame('Howdy - I love this program', frameWidth, frameWidth)
backg = "RGB( " + str(255) + "," + str(255) + "," + str(255) + ")"
frame.set_canvas_background(backg) # do it once instead of thousands upon thousands of times
frame.set_draw_handler(draw_handler)
frame.start()
Answers
According to the question of RGB, the solution of the program is given below:
What is RGB?RGB stands for Red, Green, and Blue. It is a system of three colors that is used in digital images and video, as well as in print publishing, to create a wide array of colors. The three colors are combined in various proportions to create different shades and hues. RGB is an additive system, meaning that when the three colors are combined at full intensity, they create white. When the colors are mixed in equal parts, they create gray.
import simplegui
import random
frameWidth = 500
def draw_handler(canvas):
for i in range (1, 3000):
r = random.randint(0,255)
g = random.randint(0,255)
b = random.randint(0,255)
randRGBColor = "RGB( " + str(r) + "," + str(g) + "," + str(b) + ")"
x = random.randint(2, frameWidth)
y = random.randint(2, frameWidth)
canvas.draw_point((x, y), randRGBColor)
frame = simplegui.create_frame('Howdy - I love this program', frameWidth, frameWidth)
backg = "RGB( " + str(255) + "," + str(255) + "," + str(255) + ")"
frame.set_canvas_background(backg) # do it once instead of thousands upon thousands of times
frame.set_draw_handler(draw_handler)
frame.start()
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Consider the following method.
public void adjust(double max, double min, double total, double n)
{
total = total - max - min;
n = n - 2.0;
System.out.println(total / n);
}
Consider the call adjust(25.0, 5.0, 60.0, 5.0), which appears in a method in the same class. What is printed as a result of the method call?
Answers
The method call adjust(25.0, 5.0, 60.0, 5.0) will print the value 15.0 as a result.Here's an explanation of why:When the method is called, the values of the parameters max, min, total, and n are set to 25.0, 5.0, 60.0, and 5.0, respectively.
The first line of the method subtracts the values of max and min from total, so total becomes 60.0 - 25.0 - 5.0, which is equal to 30.0.The second line of the method subtracts 2.0 from n, so n becomes 5.0 - 2.0, which is equal to 3.0.Finally, the method prints the result of total divided by n, which is 30.0 / 3.0, which is equal to 15.0.Therefore, when the method is called with the specified parameters, it will print the value 15.0.
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Simone is working as a photographer for a local state senator as he runs for office in her small town. While at a recent rally, she found a group of teenagers hanging out near the rally, gave them several signs to hold, and asked them to jump up and down while waving the signs and cheering. What type of photograph is Simone taking by doing this?
propaganda
military
celebrity
fashion
Answers
Answer: 1. It is bolder, with exciting backgrounds.
2. ethnographic photographer
3. analog, physical photography
4. Ethnographic photography is from the point of view of someone participating in the culture to some degree.
5. creative stock photography
6. Early Photography 1839-1900
7. medical, fiber optic, and astrophotography
8. propaganda
9. life
10. indigenous photography
11. glamour photos
12. Modern Photography 1900-1945
13. Westerners (Americans)
14. They might deemphasize her subject's faces and include more background and context.
15. Hopi ceremonial dances
Explanation: I finished the quiz
The type of photograph is Simone taking by doing this is propaganda. The correct option is A.
What is propaganda?Dissemination of information, including facts, arguments, rumors, half-truths, and lies, is known as propaganda and is done to sway public opinion.
Simone is engaging in propaganda photography when she instructs a bunch of youngsters to bounce up and down while waving the signs they have been given at a political gathering.
Using photos to advance or popularize a specific political or ideological stance, propaganda photography frequently employs deceptive tactics to sway people's perceptions or actions.
In this instance, Simone is attempting to project a picture of fervent backing for the senator's campaign by utilizing the teenagers as a visual prop to promote the politician.
Thus, the correct option is A.
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which statement is false? based on whether an operator is implemented as a member function or as a non-member function, the operator is used differently in expressions.
Answers
The statement is true. When an operator is implemented as a member function, it is used differently in expressions than when it is implemented as a non-member function. This is because when the operator is a member function, the left-hand operand is the object on which the member function is called, and the right-hand operand is passed as an argument to the function. In contrast, when the operator is a non-member function, both operands are passed as arguments to the function. This difference in operand order can affect how the operator is used in expressions.
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Which type of cell references are automatically updated when copied?.
Answers
Answer:
By default, all cells are Relative Cell References within a formula and will update when copied or use of Autofill.
Explanation:
By default, all cells are Relative Cell References within a formula and will update when copied or use of Autofill.
Assume 185 and 122 are unsigned 8-bit decimal integers. Calculate 185 – 122. Is there overflow, underflow, or neither?
Answers
The value is 63 that is neither overflow nor underflow where 185 and 122 are unsigned 8-bit decimal integers.
What is integer?Integers are integers that do not have a fractional component and do not accept decimal points. Some programming languages describe these many sorts of integers, whereas others do not. In C, for example, you must save the value 3 as an integer (int) and 4.5 as a float ( float ). The INTEGER data type contains whole integers with precision of 9 or 10 digits ranging from -2,147,483,647 to 2,147,483,647. The value 2,147,483,648 is reserved and cannot be used. The INTEGER value is a signed binary integer that is commonly used to record counts, numbers, and other data.
Here,
185 – 122=63, It is neither overflow or underflow.
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Moriah has written the following line of code to calculate the area of a circle, but her answer isn’t as accurate as the one she gets on her calculator. What could she do to improve the code’s accuracy?
radius = int(input("What is the radius? "))
area = 3.14 * radius**2
print("The area is", area)
A.
She should type in a longer decimal approximation for pi.
B.
She should use math.pi instead of 3.14.
C.
She should combine the formula and the print statement to make the program more efficient.
D.
She should use a different formula.
Answers
Follows are the code to this question:
import math as x #import math package
#option a
radius = 10#defining radius variable
print("radius = ", radius)#print radius value
realA = x.pi * radius * radius#calculate the area in realA variable
print("\nrealA = ", realA)#print realA value
#option b
a1 = 3.1 * radius * radius#calculate first area in a1 variable
print("Area 1= ", a1)#print Area
print("Percentage difference= ", ((realA - a1)/realA) * 100) #print difference
a2 = 3.14 * radius * radius#calculate first area in a2 variable
print("Area 2= ", a2)#print Area
print("Percentage difference= ", ((realA - a2)/realA) * 100)#print difference
a3 = 3.141 * radius * radius#calculate first area in a2 variable print("Area 3= ", a3)#print Area
print("Percentage difference= ", ((realA - a3)/realA) * 100) #print difference
Output:
please find the attached file.
In the given Python code, firstly we import the math package after importing the package a "radius" variable is defined, that holds a value 10, in the next step, a "realA" variable is defined that calculate the area value.
In the next step, the "a1, a2, and a3" variable is used, which holds three values, that is "3.1, 3.14, and 3.141", and use the print method to print its percentage difference value.
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Select the correct term to complete the sentence.
GUI and CLI are two types of
system BIOS
device drivers
user interfaces
Answers
Answer:
its user interface
Explanation:
Answer:
user interfaces
Explanation:
Draw truth table for the following logic circuit:
(Please I really need help with this)
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Keep Scrolling! :D
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Complete the method/function so that it converts dash/underscore delimited words into camel casing. The first word within the output should be capitalized only if the original word was capitalized. Specifications Challenge.toCamelCase(str) given a string with dashes and underscore, convert to camel case Parameters str: String - String to be converted Return Value String - String without dashes/underscores and camel cased Examples str Return Value "the-stealth-warrior" "theStealthWarrior" "A-B-C" "ABC"
Answers
Answer:
I am writing a Python program. Let me know if you want the program in some other programming language.
def toCamelCase(str):
string = str.replace("-", " ").replace("_", " ")
string = string.split()
if len(str) == 0:
return str
return string[0] + ''.join(i.capitalize() for i in string[1:])
print(toCamelCase("the-stealth-warrior"))
Explanation:
I will explain the code line by line. First line is the definition of toCamelCase() method with str as an argument. str is basically a string of characters that is to be converted to camel casing in this method.
string = str.replace("-", " ").replace("_", " ") . This statement means the underscore or dash in the entire are removed. After removing the dash and underscore in the string (str), the rest of the string is stored in string variable.
Next the string = string.split() uses split() method that splits or breaks the rest of the string in string variable to a list of all words in this variable.
if len(str) == 0 means if the length of the input string is 0 then return str as it is.
If the length of the str string is not 0 then return string[0] + ''.join(i.capitalize() for i in string[1:]) will execute. Lets take an example of a str to show the working of this statement.
Lets say we have str = "the-stealth-warrior". Now after removal of dash in by replace() method the value stored in string variable becomes the stealth warrior. Now the split() method splits this string into list of three words the, stealth, warrior.
Next return string[0] + ''.join(i.capitalize() for i in string[1:]) has string[0] which is the word. Here join() method is used to join all the items or words in the string together.
Now i variable moves through the string from index 1 and onward and keeps capitalizing the first character of the list of every word present in string variable from that index position to the end. capitalize() method is used for this purpose.
So this means first each first character of each word in the string starting from index position 1 to the end of the string is capitalized and then all the items/words in string are joined by join() method. This means the S of stealth and W of warrior are capitalized and joined as StealthWarrior and added to string[0] = the which returns theStealthWarrior in the output.
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