In a park near your home, the lights go on approximately 15 minutes after sunset and go off just before sunrise. It happens every day. What is the most plausible explanation for this behavior?
Answers
With regard to the sunset the behavior of lights, this can be attributed timer or photocells.
Why is this so?Given their unmistakable pattern of illuminating around 15 minutes after dusk and extinguishing moments before dawn, it appears plausible that the park lights in your vicinity function under the control of either a timer or a photocell.
Typically used in outdoor lighting setups, these sophisticated instruments operate on pre-programmed schedules or respond to variations in ambient light intensity. In all likelihood, the device controlling these park lights enables them to switch on soon after sunset and flicker out ahead of sunrise, thereby guaranteeing optimum illumination for visitors at night while conserving precious energy reserves during daylight.
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Related Questions
which file format saves images as a series of mathematical instructions to define lines, curves, shapes and text?
Answers
The file format that saves images as a series of mathematical instructions to define lines, curves, shapes, and text is called "Vector Graphics" file format. Examples of vector graphics file formats include SVG (Scalable Vector Graphics) and AI (Adobe Illustrator).
1. In vector graphics, each element of the image is defined using mathematical equations, such as points, lines, curves, and shapes. These mathematical instructions specify the position, size, color, and other attributes of each element. Additionally, text elements can be included using fonts and typographic information.
2. The advantage of using a vector graphics file format is that the image can be scaled and resized without losing quality. Since the image is defined mathematically, it can be enlarged or reduced without any loss of detail or pixelation. This makes vector graphics ideal for logos, illustrations, and other graphics that may need to be resized for different purposes.
3. Vector graphics are commonly used in fields such as graphic design, web design, and printing industries where precise and scalable images are required. They offer flexibility and versatility in creating and modifying images, allowing designers to work with smooth lines, curves, and shapes to achieve their desired artistic outcomes.
4. Overall, vector graphics file formats provide a powerful way to represent and store images as mathematical instructions, offering scalability, versatility, and the ability to retain image quality across different sizes and resolutions.
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The different between a compiler and a translaror
Answers
Answer:
Compiler converts the program from one computer language to another computer language that is translating from a higher level language to a lower level language. A translator usually has a fixed body of code that is required to translate the program.
Answer:
Answer: Compiler converts the program from one computer language to another computer language that is translating from a higher level language to a lower level language. ... A translator usually has a fixed body of code that is required to translate the program.
Explanation:
assume that the variables gpa, deanslist and studentname, have been declared and initialized. write a statement that adds 1 to deanslist and prints studentname to standard out if gpa exceeds 3.5. if (gpa > 3.5) java
Answers
A statement that adds 1 to deanslist and prints studentname to standard out if gpa exceeds 3.5. if (gpa > 3.5) java and assuming that the variables gpa, deanslist and studentname, have been declared and initialized is given below:
if (gpa > 3.5) {
deansList += 1;
System.out.print(studentName); }
What is a Program?This refers to the sequence of steps that is used to issue commands to a system to execute tasks.
Hence, we can see that A statement that adds 1 to deanslist and prints studentname to standard out if gpa exceeds 3.5. if (gpa > 3.5) java and assuming that the variables gpa, deanslist and studentname, have been declared and initialized is given below:
if (gpa > 3.5) {
deansList += 1;
System.out.print(studentName); }
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Axton has a toy model of king kong from the movie. Based on the information on the packaging, the toy is in scale of the "real" version represented in the movie. If 2 centimeters on his toy represents 28 feet on the "real" king kong, and his toy is 15 centimeters tall, how large is the king kong supposed to be in "real life" in the movie?
Answers
Answer: 210 feet
Explanation: i got it on my test
solve the following problem. it may be helpful to draw a chart on scrap paper to organize the information and write the equation. be sure to show all steps (v.e.s.t.) and work in order to receive full credit. a clerk was asked to change a $10 bill. she returned 9 more dimes than nickels and twenty-one more quarters than dimes. how many coins of each did she return?
Answers
A clerk was asked to change a $10 bill. The clerk returned -20/3 nickels, 7 dimes, and 28 quarters.
What do you mean by bill?
A bill is a document that states a specific amount of money that a person owes for goods or services. It may also refer to a legislative document that proposes a law that must be agreed upon by both houses of a legislature before it can become law.
This problem can be solved using the V.E.S.T. approach:
Variables:
N = number of nickels
D = number of dimes
Q = number of quarters
Equation:
N + D + Q = 150
Given Conditions:
D = 9 + N
Q = 21 + D
Substituting the second condition into the first:
N + (9 + N) + (21 + 9 + N) = 150
Simplifying and solving for N:
3N + 30 = 150
3N = 120
N = 40
Substituting the value of N into the second condition:
D = 9 + 40
D = 49
Substituting the values of N and D into the third condition:
Q = 21 + 49
Q = 70
Therefore, the clerk returned 40 nickels, 49 dimes, and 70 quarters.
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what is the network number of address 165.34.45.14 with a subnet mask of 255.255.240.0?
Answers
The network number of the IP address 165.34.45.14 with a subnet mask of 255.255.240.0 is 165.34.32.0.
To determine the network number of the IP address 165.34.45.14 with a subnet mask of 255.255.240.0, we can perform a bitwise logical AND operation between the IP address and the subnet mask. This will yield the network address.
Here are the steps to perform this operation:
Convert the IP address and subnet mask from dotted decimal notation to binary notation:
IP address: 10100101.00100010.00101101.00001110
Subnet mask: 11111111.11111111.11110000.00000000
Perform a bitwise logical AND operation between the IP address and the subnet mask:
10100101.00100010.00101101.00001110 (IP address)
11111111.11111111.11110000.00000000 (Subnet mask)
10100101.00100010.00100000.00000000 (Network address)
Convert the binary network address back to dotted decimal notation:
Network address: 165.34.32.0
Therefore, the network number is 165.34.32.0.
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Problem # I: Creating a BASELINE SCHEDULE - Show all calculations and highlight critical path(s). You have been assigned as a Project Engineer on a construction project and been asked by your project
Answers
As a project engineer on a construction project, creating a baseline schedule is a critical task.
This process involves identifying all tasks, estimating their durations, and mapping dependencies among them. The critical path is then determined, which is the sequence of tasks that must be completed on time for the project to finish as scheduled.
The first step is to list all the tasks required for the project and estimate their durations. This could be based on past projects, expert opinion, or using estimation techniques like PERT or CPM. The next step is to identify dependencies among tasks, i.e., which tasks must be completed before others can start. This information can be visualized in a Gantt chart or network diagram. The critical path is then identified as the longest path through this network, indicating the minimum time required to complete the project. Any delay in tasks on the critical path will result in a project delay.
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What are two reasons a network administrator might want to create subnets? (Choose two.)
simplifies network design
improves network performance
easier to implement security policies
reduction in number of routers needed
reduction in number of switches needed
Answers
The two reasons why a network administrator might want to create subnets are to simplify network design and to improve network performance. Options A and B are correct.
Subnetting is a way of dividing a network into smaller, more manageable subnetworks. By creating subnets, network administrators can improve network performance by reducing the number of broadcast messages, optimizing network traffic, and improving network security by implementing access control policies on a per-subnet basis.
Subnetting also simplifies network design by allowing the network to be divided into logical segments that can be more easily managed and troubleshooted. While subnetting can lead to a reduction in the number of routers and switches needed, this is not one of the primary reasons for creating subnets. Therefore, options A and B are correct.
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if an author uses amazon as a publisher, his titles will only be available through kindle. T/F
Answers
The given statement is false.
Explanation:
While Amazon does offer a self-publishing service for authors called Kindle Direct Publishing (KDP), it does not mean that the titles will only be available through Kindle. Authors who use KDP have the option to make their e-books available on other platforms such as Apple iBooks and Barnes & Noble's Nook, as well as in print format through Amazon's print-on-demand service, CreateSpace. However, if an author chooses to enroll their e-book in Amazon's KDP Select program, they must agree to make the e-book exclusive to Amazon for a period of 90 days. During this time, the e-book cannot be available on any other platforms. In exchange, the author is eligible for certain promotional benefits such as free promotions and inclusion in the Kindle Unlimited subscription service. Once the 90-day period is over, the author can choose to renew the enrollment or make the e-book available on other platforms. So, while Amazon is primarily associated with Kindle e-books, authors using KDP have the option to make their titles available in other formats and on other platforms as well.
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Typical problems seen in usability tests include all of the following except: D User fatigue if tests last longer than forty minutes The terms/words the users expect are not there There's too much noise on the site The concept is unclear to the use
Answers
The statement "There's too much noise on the site" is not a typical problem seen in usability tests. The other three options - user fatigue if tests last longer than forty minutes, the terms/words the users expect are not there, and the concept is unclear to the user - are all common issues that can be observed during usability testing.
User fatigue can be a problem if tests last too long, causing participants to become tired or disengaged and affecting their ability to provide useful feedback. Users may also have difficulty finding the terms or words they expect on a site, which can lead to confusion or frustration. Additionally, if the concept of the site or product is unclear to the user, they may struggle to understand how to use it or what its benefits are.
On the other hand, "too much noise on the site" is not a typical problem in usability tests, as this term is not a commonly used phrase in the context of user experience testing.
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Which statement describes one of the responsibilities of a computer programmer?
A.
providing remote technical support to users
B.
installing, configuring, and monitoring network systems
C.
using computer-generated software to create special effects
D.
using coding languages to create software for retrieving data
E.
designing and implementing databases
Answers
Answer:
d i think
Explanation:
Sandile is a typist who works freelance and he charges the following rate: A page in single spacing, R6,80 A page in double spacing, A3,50 Write a Java application that prompt user for the number of pages he typed in single spacing and the number of pages he typed in double spacing. Calculate the amount that must be paid by the customer. He saves 15% of this amount to buy supplies. Calculate and display the net amount he earned for his work
Answers
The task for the Java application is to prompt the user for the number of pages typed in single and double spacing, calculate the amount to be paid based on the rates, deduct 15% for supplies.
What is the task for the Java application described in the given problem description?The task of the Java application is to calculate the amount Sandile must be paid for the work he did based on the number of pages he typed in single and double spacing and the rates he charges for each.
The application prompts the user to input the number of pages in each category and then calculates the total amount owed to Sandile.
It then calculates the 15% of the total amount that Sandile saves to buy supplies and subtracts it from the total amount to obtain the net amount that he earned. The application then displays this net amount to the user.
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How are game designers linked with game players?
A.
In order to be a game player, you must be a game designer.
B.
In order to be a game designer, you must have extensive experience playing video games.
C.
Game designers must survey potential game players before creating a new game.
D.
Game designers create a narrative that game players can shape and become personally involved in.
Answers
Answer:
B) In order to be a game designer, you must have extensive experience playing video games.
Explanation:
You can start by ruling each incorrect answer out.
A) it is not a must to be a game designer in order to play a game
C) it isn't a must, but it is recommended in many cases
D) True, but this does not apply to all games
PLEASE HURRY 50 POINTS
Perform online research and find out the different types of spreadsheet software programs in use. Then, list their features, and identify the areas in which people use them.
Answers
Answer:
One part of Clare’s job at an environmental awareness organization is to answer the phone to collect donations. The table shows the number of hours she worked each week, , and the amount of donations in dollars, , that the organization collected each week for 10 weeks.
uppose the cache access time is 10ns, main memory access time is 200ns, the hard drive access time is 10ms, the tlb hit rate is 98%, the cache hit rate is 95% and the page fault rate is 0.001%. assuming non-overlapped access, what is the average access time for the processor to access an item
Answers
The average access time for the processor to access an item is 19.5.
What is average access time?Average access time is defined as a standard statistic for evaluating the performance of computer memory systems. Access time is the amount of time it takes for an electronic system to respond to a request and provide the needed data.
Main memory access time = 200 ns
Cache access time = 10 ns
Hit ratio = 0.95
Average access time
= 0.95 x 10 + ( 1 - 0.95 ) x 200
= 9.5 + 0.05 x 200
= 9.5 + 10
= 19.5
Thus, the average access time for the processor to access an item is 19.5.
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Elliott is trying to normalize a database that he has designed. Which is not one of the elements of 1NF or 2NF?
Each cell of a table must contain a single value.
The table must not contain repeating groups.
Each table must depend on the entire primary key.
Each table must depend on the entire foreign key.
Worth 100 Points.
Answers
How do I solve this and what would "count" represent?
Answers
Answer:
C. I and II
Explanation:
(I don't know if this is too late but I hope I am still of some help.)
The variable "count" represents the integer you are adding at the moment. To elaborate, count starts at 1 (because the goal is to add all the integers from 1 to 5), and then increases each time by 1 to get the next integer until count is 6 where it does not add it anymore.
Understanding what the code does (skip if you know what it does):
In "repeat until", sum is count + sum (where sum is the previous sum). Sum starts at 0, then adds count (which is 1 at the start), then count increases by 1. Right now, we have sum equal to 1 and count equal to 2. Repeat and now sum is equal to 3. Count is now equal to 3 and so is sum, repeat again. Sum is 6 and count is 4. Again, sum is 10 and count is 5. One last time, sum is 15 and count is 6. Right now, count > 5, so we now return sum.
Sum = 15
Solving the actual problem:
Max is a new variable that replaces 5, so it is easier to calculate any sum of integers greater than 1 by just changing max.
Statment I says that max should be an input parameter for the procedure sumOfInts. I agree because like I said above max is made so it is easier to set it to any number you want, so it should be an input paramter, that way it has a value an it isn't null.
Statement II says "repeat until" condition should change to include max instead of 5, so the condition becomes count > max. I also agree with this one because that's the whole point of max.
Statement III says max should be less than 5 as the "repeat until" condition, this does not solve the problem because the sum will increase forever if max < 5 and not set sum to 0 if the max > 5. I disagree with this statement.
Only I and II are good, option C.
what does If you’re not paying for the product, you are the product.” mean
Answers
Answer:
it means your free
Explanation:
based on a​ poll, ​% of internet users are more careful about personal information when using a public​ wi-fi hotspot. what is the probability that among randomly selected internet​ users, at least one is more careful about personal information when using a public​ wi-fi hotspot? how is the result affected by the additional information that the survey subjects volunteered to​ respond?
Answers
Based on Craik and Lockhart's levels of processing memory model, the following information about dogs can be arranged from the shallowest to the deepest encoding:
Physical Characteristics: This refers to surface-level information about the appearance of dogs, such as their size, color, or breed. It involves shallow processing as it focuses on perceptual features.Category Membership: Categorizing dogs as animals and classifying them as mammals would involve a slightly deeper level of processing compared to physical characteristics. It relates to understanding the broader category to which dogs belong.Semantic Information: This includes knowledge about dogs in terms of their behavior, traits, habits, or general characteristics. It involves a deeper level of processing as it requires understanding the meaning and concept of dogs.Personal Experiences and Emotional Connections: This level of processing involves encoding information about dogs based on personal experiences, emotions, and connections. It is the deepest level of processing as it connects the information to personal relevance and significance.
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The complete questions is :Question: Based On A Poll, 64% Of Internet Users Are More Careful About Personal Information When Using A Public Wi-Fi Hotspot. What Is The Probability That Among Four Randomly Selected Internet Users, At Least One Is More Careful About Personal Information When Using A Public Wi-Fi Hotspot? How Is The Result Affected By The Additional Information That The Survey
which of the following is not a suggestion used for evaluating a web site? question 1 options: a) who is the author of the web site? b) are the data up-to-date? c) does the site give accurate and complete references? d) all of these choices are suggestions for evaluating a web site.
Answers
d) all of these choices are suggestions for evaluating a web site. All of the options a), b), and c) are commonly used as suggestions for evaluating the credibility and authority of a website.
However, option d) "all of these choices are suggestions for evaluating a web site" is not a suggestion for evaluating a website because it is a statement about the other options. When evaluating a website, it's important to consider the credibility and authority of the author, the timeliness and accuracy of the information, and the completeness and quality of the references provided. These are some of the key factors that can help you determine whether the information on a website is credible and reliable.
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While working on a forty-slide PowerPoint presentation, a user needs to quickly look over the six slides that have orange backgrounds. How can the user most efficiently find the six slides and then see them in the main PowerPoint window?
Answers
Answer:
B
Explanation:
Answer:
B
Explanation:
Two light bulbs are connected in a series circuit. You add a third bulb in a series. All three bulbs are identical. Which of the following will happen?
Answers
Answer:
The bulbs would becom dim
Explanation:
The 3rd bulb adds too much resistance that the other bulbs go dim
according to porter's five forces model, in which of the following situations would the supplier have the highest bargaining power
Answers
According to Porter's five forces model, the situation in which the supplier would have the highest bargaining power is:A) a dealer of a patented material for smartphone manufacturers.
Porter's five forces model is a strategic analysis tool that evaluates the competitive forces influencing the development and profitability of an industry or market. These forces include the bargaining power of suppliers, the bargaining power of customers, the threat of new entrants, the threat of substitute products or services, and the rivalry among existing competitors. The model's goal is to determine the attractiveness of an industry or market.
However, it is worth noting that the level of supplier bargaining power is influenced by several factors. These include the number of suppliers, the size of suppliers relative to buyers, the availability of substitutes, the degree of differentiation of the supplier's products, the importance of the supplier's products to the buyer, and the cost of switching from one supplier to another.
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Your question is incomplete but probably the complete question is :
According to Porter's five forces model, in which of the following situations would the supplier have the highest bargaining power?
A) a dealer of a patented material for smartphone manufacturers
B) a fashion designer catering to a niche market
C) a restaurant owner who serves only army veterans
D) a retailer who buys finished goods from many small suppliers
perpare the algorithm to calcutate petimeter rectangular object of lenglth and breath are given and write its QBASIC program
Answers
Answer:
See below.
Explanation:
Here's an algorithm to calculate the perimeter of a rectangular object with given length and breadth.
StartInput the length of the rectangular object and assign it to a variable, say L.Input the breadth of the rectangular object and assign it to a variable, say B.Calculate the perimeter of the rectangular object using the formula: P = 2(L + B)Display the perimeter of the rectangular object.EndHere's the QBASIC program to implement the above algorithm.
CLS
INPUT "Enter the length of the rectangular object: ", L
INPUT "Enter the breadth of the rectangular object: ", B
P = 2 * (L + B)
PRINT "The perimeter of the rectangular object is: "; P
END
In this program, the INPUT statement is used to get the values of length and breadth from the user, which are then used to calculate the perimeter of the rectangular object using the formula mentioned in the algorithm. The PRINT statement is used to display the calculated perimeter.
What is the main function of a CD-RW.
Answers
Answer:
A CD-RW (which stands for Compact Disc ReWritable) is a Compact disc that can be recorded and erased multiple times. It can hold data or music. Most of the time it will hold data, since many CD players can not play CD-RWs. During its development, the format was known as CD-E, which stands for Compact Disc Erasable.
Question 1 (1 point)
These errors can be difficult to identify, because the program still runs but it does
not do what you expect it to do.
1.Runtime
2.Logic
3.Syntax
4.Executing
Answers
Answer:
Logic
Explanation: I took the test in k12 and got it correct
Difference between software developer and software engineer.
Answers
Answer:
The core difference between the two jobs is that software developers are the creative force that deals with design and program implementation, while software engineers use the principles of engineering to build computer programs and applications.
Explanation:
Answer: The terms "software developer" and "software engineer" are often used interchangeably, but there are some subtle differences between the two roles.
Explanation: Here are some key differences:
Focus: A software developer typically focuses on the implementation of software code and applications based on design specifications, while a software engineer is involved in the entire software development lifecycle, including design, development, testing, deployment, and maintenance.Education and training: Software engineers usually have a broader education and training than software developers, with a strong foundation in computer science and software engineering principles. Software developers may have more specialized training in specific programming languages, frameworks, or technologies.Job responsibilities: Software engineers often take on more managerial or leadership responsibilities, such as project management, requirements analysis, and team leadership, while software developers typically focus more on writing and testing code.Professional standards: Software engineering is typically governed by professional standards and codes of ethics, which may not apply to software development. This reflects the more rigorous and disciplined approach to software engineering compared to software development.To learn more about software developer; https://brainly.com/question/3188992
Why might an emergency team leader dismiss a proposed emergency plan
that is time consuming and outside the scope of what the facility can do?
Answers
The plan may be impractical or inefficient given limited resources and time constraints.
Why is it important for businesses to conduct market research before launching a new product or service?An emergency team leader might dismiss a proposed emergency plan that is time-consuming and outside the scope of what the facility can do for several reasons:
Feasibility: The plan may not be practical or feasible given the available resources, infrastructure, and capabilities of the facility. It might require specialized equipment, personnel, or expertise that the facility does not possess.Efficiency: Time is crucial during emergency situations, and a time-consuming plan may hinder the team's ability to respond promptly and effectively. The team leader needs to prioritize plans that can be executed swiftly and efficiently to minimize the impact of the emergency.Resource Allocation: If the proposed plan demands excessive resources, such as financial investments, staffing, or materials, it may strain the facility's capacity to address other essential aspects of the emergency response. The team leader must consider the optimal allocation of resources to maximize the overall response effort.Compatibility: The proposed plan may not align with the specific needs and requirements of the facility or the nature of the emergency. It is essential to ensure that the plan is tailored to address the unique challenges and circumstances of the facility and the emergency at hand.Safety and Risk Assessment: The team leader must consider the potential risks and hazards associated with the proposed plan. If the plan poses unnecessary risks to the team members, the facility, or the affected individuals, it may not be deemed appropriate or advisable.In summary, an emergency team leader prioritizes plans that are feasible, efficient, aligned with available resources, compatible with the facility's needs, and considerate of safety and risk factors.
Dismissing a time-consuming plan that falls outside the facility's scope allows the team to focus on implementing strategies that are practical and effective in managing the emergency situation.
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a valid ph is in the range . write a function called phfunction that receives a real number corresponding to a ph and returns a string scalar variable message.
Answers
The function first checks if the pH value is within the valid range of 0 to 14. If the pH is outside this range, it returns an error message indicating that the pH value is invalid. If the pH is within the valid range, the function then checks if the pH is acidic, neutral, or basic, and returns an appropriate message.
Here is an example function called "phfunction" in MATLAB that receives a real number corresponding to a pH and returns a string scalar variable message:
function message = phfunction(ph)
% Check if pH value is valid
if ph < 0 || ph > 14
message = 'Invalid pH value. pH must be between 0 and 14.';
% Check if pH is acidic
elseif ph > 0 && ph < 7
message = 'The pH is acidic.';
% Check if pH is neutral
elseif ph == 7
message = 'The pH is neutral.';
% Check if pH is basic
elseif ph > 7 && ph <= 14
message = 'The pH is basic.';
end
For example, if we call the function with a pH value of 4.5, it will return the message "The pH is acidic." If we call the function with a pH value of 7, it will return the message "The pH is neutral." If we call the function with a pH value of 10, it will return the message "The pH is basic."
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A* saerch can guarentee to find the optimal solution no matter the state space has identical or varying step cost : T/F
Answers
If h(n) is admissible, or h(n) = c(n,a,n') + h(n'), then a tree-search is optimal. So the given statement is false.
What is a search tree?A search tree is a tree data structure that is used to find specific keys within a set. A tree's key for each node must be greater than any keys in subtrees on the left and less than any keys in subtrees on the right in order for it to function as a search tree.A tree search begins at the root and explores nodes from there, looking for a specific node that meets the conditions specified in the problem. In contrast to linear data structures, the elements can be traversed in a variety of ways. There are numerous algorithms that traverse/pass through a node in various orders.The only distinction between tree search and graph search is that tree search does not require the explored set to be stored, because we will never visit the same state twice.To learn more about search tree refer to :
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