Here is the completed class UML design class diagram for the given information: The above class UML design class diagram shows a concrete entity class named Building having three private strings as attributes.
The attribute Building Identifier has a property of "key" and the other attributes are the manufacturer of the building and the location of the building. The domain class diagram describes the attributes, behaviors, and relationships of a specific domain, whereas the class UML design class diagram depicts the static structure of a system.
It provides a conceptual model that can be implemented in code, while the domain class diagram is more theoretical and can help you understand the business domain. In the case of Building, the class has three attributes and two relevant methods as follows:
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A student made a table comparing erosion caused by glaciers and hurricanes. Is the table correct?
Glaciers Hurricanes
The movement of glaciers causes rocks to move
Occurs slowly The strong winds and waves common to hurricanes causes sand to move
Occurs quickly
Yes, because both forms of erosion involve the movement of rocks and soil.
No, because erosion always occurs quickly.
Yes, because erosion is a process that only involves water.
No, because only hurricanes use their movement to cause rocks and soil to move.
Answer: A. yes
Explanation:
While inspecting a heat pump in the cooling mode you measure a 28 degrees F temperature differential between the interior supply and return air. You should suspect:
A 28 degrees F temperature differential between the interior supply and return air in a heat pump in the cooling mode is normal and does not raise any concerns.
In the cooling mode of a heat pump, a temperature differential is measured between the interior supply and return air. In this case, a 28 degrees F temperature differential is observed. This temperature difference indicates that the heat pump is functioning properly and efficiently.
A heat pump works by transferring heat from one place to another. In the cooling mode, it extracts heat from the indoor air and transfers it outside. The temperature differential between the supply and return air indicates how effectively the heat is being removed from the indoor space.
A temperature differential of 28 degrees F is considered within the normal range for a heat pump in the cooling mode. It suggests that the heat pump is operating efficiently and effectively removing heat from the indoor air.
Therefore, based on the information provided, there is no need to suspect any issues or malfunctions with the heat pump. The measured temperature differential indicates that the heat pump is performing its cooling function properly.
In summary, a 28 degrees F temperature differential between the interior supply and return air in a heat pump in the cooling mode is normal and does not raise any concerns.
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Create a Max Heap tree given the following input values. {19, 7, 10, 55, 3, 42, 100,8}
The list is now a Max Heap tree.
{100, 55, 42, 19, 3, 8, 10, 7}
To create a Max Heap tree, we need to follow the heapify process by repeatedly swapping elements until the heap property is satisfied. Here's how you can create a Max Heap tree with the given input values {19, 7, 10, 55, 3, 42, 100, 8}:
Step 1: Start with the given input values.
{19, 7, 10, 55, 3, 42, 100, 8}
Step 2: Swap the first and last elements of the list.
{8, 7, 10, 55, 3, 42, 100, 19}
Step 3: Heapify the list from the first non-leaf node to the root.
Heapify index 3:
{8, 7, 10, 55, 3, 42, 100, 19} (No swaps needed)
Heapify index 2:
{8, 7, 100, 55, 3, 42, 10, 19} (Swap 10 and 100)
Heapify index 1:
{8, 55, 100, 7, 3, 42, 10, 19} (Swap 7 and 55)
Step 4: The list is now a Max Heap tree.
{100, 55, 42, 19, 3, 8, 10, 7}
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A Max Heap tree, we need to arrange the input values in such a way that the root node of each subtree contains the maximum value among all the nodes in that subtree.
To create a Max Heap tree, we need to arrange the input values in such a way that the root node of each subtree contains the maximum value among all the nodes in that subtree. Here are the steps to create a Max Heap tree:
First, we start by adding the first value, which is 19, at the root of the tree.
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19Then, we add the next value, 7, to the left of the root since it is smaller than the root.
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19
/
7
We continue adding the values one by one in level order from left to right.
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19
/ \
7 10
/ \ / \
55 3 42 100
At each level, we compare the parent node with its children and swap them if the parent node is smaller than any of its children.
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55
/ \
7 42
/ \ / \
19 3 10 100
We continue this process until all the nodes are in their correct positions.
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100
/ \
55 42
/ \ / \
19 3 10 7
Thus, the final Max Heap tree is:
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100
/ \
55 42
/ \ / \
19 3 10 7
Note that this is not the unique Max Heap tree that can be created from these input values. There are other ways to arrange the values in a Max Heap tree.
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The current in the wires of a circuit is 90 milliAmps. If the resistance of the circuit were doubled (with no change in voltage), then its new current would be _____ milliAmps.
Answer:
\(I = 45mA\)
Explanation:
Given
\(I = 90mA\) --- Current
Required
Determine the new current when resistance is doubled
Using \(V = IR\)
Initially, we have:
\(V = 90mA * R\)
When resistance is doubled and voltage remains unaltered, we have:
\(V = I* 2R\)
2R represents the new resistance and I represents the new current
Equate both values of V
\(90mA * R = I* 2R\)
Make I the subject
\(I = \frac{90mA * R}{2R}\)
\(I = \frac{90mA }{2}\)
\(I = 45mA\)
The new current is 45milliAmps
The chart describes four people’s credit histories.
Creditworthy Criteria
Name
Description of Credit History
Ellie
Has more debt than earnings
Collin
Pays only some of his bills every month
Jacob
Has made three late payments in the past year
Eesha
Pays more than the minimum payment each month
Which person is creditworthy?
Answer:
D). Eesha pays more than the minimum payment each month.
Explanation:
Eesha would be considered most creditworthy among the given persons as she not only pays on time but also repays more than the minimum amount assigned to pay each month. In order to test the creditworthiness of an individual, his ontime debt paying capability is tested at first followed by the past credit repayment history and the credit score. Except Eesha, all the given candidates have failed to make timely repayment of their debts and hence, they cannot be considered creditworthy.
please do it in 30 minutes please urgently... I'll
give you up thumb definitely
A5. Show that, in an ideal transformer, the input electrical power is equal to the output electrical power. [5 marks]
The input electrical power in an ideal transformer is equal to the output electrical power. This statement means that an ideal transformer follows the principle of energy conservation, where energy can neither be created nor destroyed, but it can be converted from one form to another.
An ideal transformer is the one that doesn't have any energy loss in the form of heat, sound, or light. It consists of two coils of wire wrapped around a common iron core. The input coil is known as the primary coil, and the output coil is known as the secondary coil.When an alternating current flows through the primary coil, a magnetic field is produced in the iron core. The magnetic field then induces a current in the secondary coil, transforming electrical energy from primary to secondary coil.
The ideal transformer doesn't experience energy loss, and hence the input and output electrical power of an ideal transformer is equal. The electrical power can be calculated as the product of voltage and current. Therefore, the input electrical power is given by the formula:P in = V in I inAnd the output electrical power is given by the formula:P out = V out I outFor an ideal transformer, the voltage ratio is equal to the turns ratio, and the current ratio is equal to the inverse of the turns ratio. Therefore, we can write:V out /V in = N out /N inI in /I out = N out /N where N is the number of turns in the primary and secondary coil.
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Briefly discuss the principle forms of communication that might be utilized in the construction industry?
Answer:
xcvjchjcnjkkhjmklk heyyyy biiiiiiiittcccchhh
What statement about the print() function is true?
print() has a variable number of parameters.
print() can have only one parameter.
print() can be used to obtain values from the keyboard.
print() does not automatically add a line break to the display.
Explanation:
print() has a variable number of parameters. this is the answer.
hope this helps you
have a nice day
what is the difference between compare and swap() and test and set() instructions in a multiprocessor environment. show how to implement the wait() and signal() semaphore operations in multiprocessor environments using the compare and swap() and test and set() instructions. the solution should exhibit minimal busy waiting.
In a multiprocessor environment, compare and swap() and test and set() are two instructions that can be used to manage concurrency and synchronization.
The compare and swap() instruction is used to atomically compare the value of a memory location with an expected value, and if they match, update the value to a new one. On the other hand, the test and set() instruction sets a memory location to a particular value and returns the previous value.
To implement wait() and signal() semaphore operations using these instructions, we can use the compare and swap() instruction to atomically decrement and increment the semaphore value respectively. For example, to implement wait():
1. Loop until the semaphore value is greater than 0
2. Atomically decrement the semaphore value using compare and swap()
3. If the swap was successful, continue execution
4. If the swap was unsuccessful, retry from step 1
Similarly, to implement signal():
1. Atomically increment the semaphore value using compare and swap()
By using compare and swap(), we can minimize busy waiting and ensure that the semaphore operations are performed atomically and in a synchronized manner. In conclusion, compare and swap() and test and set() are useful instructions for managing concurrency and synchronization in a multiprocessor environment.
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Dilute countercurrent immiscible extraction
A feed of 100.0 kg/min of a 1.2 wt % mixture of acetic acid in water is to be extracted with 1-butanol at 1 atm pressure and 26.7°C, we desire an outlet concentration of 0.1 wt % acetic acid in the exiting water. We have available solvent stream 1 that is 44.0 kg/min of pure 1-butanol and solvent stream 2 that is 30.0 kg/min of 1-butanol that contains 0.4 wt % acetic acid. Devise a scheme to do this separation, find the outlet flow rate and concentration of the exiting 1-butanol phase, and find the number of equilibrium contacts needed.
In Example we assumed that we were going to use all of the solvent available. There are other alternatives. Determine if the following alternatives are capable of producing outlet water of the desired acetic acid concentration.
a. Use only the pure solvent at the bottom of the extractor.
b. Mix all of the pure and all of the impure solvent together and use them at the bottom of the column.
c. Mix all of the pure and part of the impure solvent together and use them at the bottom of the column.
true/False
1.
Around 50 percent of all sales of farm commodities are from dairy
products.
Answer:true
Explanation:
It is true that around 50 percent of all sales of farm commodities are from dairy products.
What are dairy products?Dairy products or milk products, also known as lacticinia, are milk-based foods.
Cows, water buffalo, nanny goats, and ewes are the most common dairy animals. Dairy products include common grocery store foods such as yogurt, cheese, and butter in the Western world.
Milk, yogurt, cheese, lactose-free milk, and fortified soy milk and yogurt are all part of the Dairy Group. The Dairy Group excludes milk-based foods with low calcium and a high fat content. Cream cheese, sour cream, cream, and butter are all examples of this.
Dairy products account for roughly half of all farm commodity sales.
Thus, the given statement is true.
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MARKING BRAINLIEST
What is a good prototype plan?
Answer:
The plan is to make your design on AutoCAD and then make technical drawings. Print those technical drawings out with a scale of 1:1 and use those to trace over wood or metal.
Explanation:
Answer:
Make your design, make technical drawings, 3D print or trace
Explanation:
In order to fill a tank of 1000 liter volume to a pressure of 10 atm at 298K, an 11.5Kg of the gas is required. How many moles of the gas are present in the tank? What is the molecular weight of the gas? Assuming that the gas to be a pure element can you identify it?
Answer:
The molecular weight will be "28.12 g/mol".
Explanation:
The given values are:
Pressure,
P = 10 atm
= \(10\times 101325 \ Pa\)
= \(1013250 \ Pa\)
Temperature,
T = 298 K
Mass,
m = 11.5 Kg
Volume,
V = 1000 r
= \(1 \ m^3\)
R = 8.3145 J/mol K
Now,
By using the ideal gas law, we get
⇒ \(PV=nRT\)
o,
⇒ \(n=\frac{PV}{RT}\)
By substituting the values, we get
\(=\frac{1013250\times 1}{8.3145\times 298}\)
\(=408.94 \ moles\)
As we know,
⇒ \(Moles(n)=\frac{Mass(m)}{Molecular \ weight(MW)}\)
or,
⇒ \(MW=\frac{m}{n}\)
\(=\frac{11.5}{408.94}\)
\(=0.02812 \ Kg/mol\)
\(=28.12 \ g/mol\)
What is computer programming
Answer:
Computer programming is where you learn and see how computers work. People do this for a living as a job, if you get really good at it you will soon be able to program/ create a computer.
Explanation:
Hope dis helps! :)
The UHRS platform is optimized for Edge/Internet Explorer only. You can still use your favorite browser, but keep in mind that you may experience technical issues when working on UHRS with a different browser than Edge or Internet Explorer.
UHRS is optimized for...
It is to be noted that all UHRS platforms are optimized for the popular kinds of internet browser applications.
What is a UHRS?The Universal Human Relevance System (UHRS) is a crowdsourcing platform that allows for data labeling for a variety of AI application situations.
Vendor partners link people referred to as "judges" to offer data labeling at scale for us. All UHRS judges are bound by an NDA, ensuring that data is kept protected.
A browser is a software tool that allows you to see and interact with all of the knowledgeon the World Wide Web. Web sites, movies, and photos are all examples of this.
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The time for 65% consolidation for a 19-mm clay specimen (drained at top and bottom) in the laboratory is 10 minutes. How long will it take for a 4-m thick clay layer in the field to undergo 40% consolidation under the same pressure increment?
Answer:
456.2 days
Explanation:
Cv = tv x d²/t
For v>69%
We have tv = -0.933log(1-0.65)-0.0851
= 0.4254-0.0851
= 0.340
d² = (19/2)²
= 90.25
Cv = 0.340x90.25/10
= 3.0685mm²/min
At 40% consolidation
Tv = pi/4 x 0.4²
= 0.126
t = Tv x d²/cv
= 0.126x(4000)²/3.0685
t = 656998/60*24
= 456.2days
So it is going to take 456.2 days for a 4-m thick clay layer in the field to undergo 40% consolidation under the same pressure increment.
Thinking Critically and Solving Problems
Posttest
Which step comes first in the decision making process?
A) Analyze the actions.
B) Collect information.
C) List all possible actions.
D) Identify the problem.
G
Submit
D) Identify the problem step comes first in the decision-making process.
What is decision-making?In psychology, decision-making (also spelled decision making and decisionmaking) is regarded as the cognitive process resulting in the selection of a belief or a course of action among several possible alternative options. It could be either rational or irrational. The decision-making process is a reasoning process based on assumptions of values, preferences and beliefs of the decision-maker. Every decision-making process produces a final choice, which may or may not prompt action. Research about decision-making is also published under the label problem solving, particularly in European psychological research. Decision-making can be regarded as a problem-solving activity yielding a solution deemed to be optimal, or at least satisfactory. It is therefore a process which can be more or less rational or irrational and can be based on explicit or tacit knowledge and beliefs. Problem solving and critical thinking refers to the ability to use knowledge, facts, and data to effectively solve problems.
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2. 17 Calculate the tension in the cable at B required to support the load of 200 kg. The cable passes over a frictionless pulley located at C. Neglect the size of this pulley and the weight of the boom. No 60 30 T 200 kg
The tension in the cable at point B required to support the load of 200 kg is 1960 N.
What is the tension required to support the cable?To calculate the tension in the cable at point B, we can start by analyzing the forces acting on the system.
If the load is at equilibrium, then the weight or gravitational force exerted by the load is equal to the tension or force required to support the load.
T_B - W_Boom = 0
Solving for T_B, we get:
T_B = W_Boom
T_B = mg
where;
g is acceleration due to gravitym is the mass of the loadT_B = 200 kg x 9.8 m/s²
T_B = 1960 N
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TRUE/FALSE.An enterprise resource planning (ERP) system shares information across functional areas.
The statement given "An enterprise resource planning (ERP) system shares information across functional areas." is true because an enterprise resource planning (ERP) system is designed to integrate and share information across different functional areas within an organization.
It serves as a centralized database and software solution that connects various departments such as finance, human resources, inventory management, sales, and production. By sharing information in real-time, an ERP system enables efficient communication and collaboration between different departments, streamlines processes, and provides a comprehensive view of the organization's operations.
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How does the wind affect the wildfire spread?
Answer: it spread by winds has a strong effect on fire behavior due to the fanning effect on the fire.Wind increases the supply of oxygen.
Explanation:
Fires need three things to occur in order to start and grow: oxygen, a spark/heat, and fuel. Wildfires in forests have plenty of fuel and heat is never really an issue, therefore the wind can cause a fire to continue and even spread faster. Wind will not only increase the fire's supply of oxygen, but it will also blow the fire in many different directions, now causing the flames to spread.
Can someone help me plz!!! It’s 23 points
Answer:
0.00695 A
Explanation:
µ represents \(10^{-6}\). Multiply this by 6,950.
give the units for the gain parameter of current-controlled voltage sources.
The gain parameter of current-controlled voltage sources is measured in volts per ampere (V/A).
This parameter defines the relationship between the input current and the output voltage of the source. A positive gain value indicates that an increase in the input current results in an increase in the output voltage, while a negative gain value indicates an inverse relationship between the input current and output voltage. The gain parameter is an important characteristic of current-controlled voltage sources and is used in many electrical and electronic applications, such as amplifier circuits, power supplies, and motor control systems. In summary, the gain parameter is measured in volts per ampere (V/A) and determines the relationship between the input current and output voltage of a current-controlled voltage source.
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Refrigerant 134a vapor in a piston-cylinder assembly undergoes a process at constant pressure from an initial state at 8 bar and 50°C to a final state at which the refrigerant is saturated vapor. For the refrigerant, determine the work and heat transfer, per unit mass, each in kJ/kg. Any changes in kinetic and potential energy are negligible.
Answer:
- Work done is 2.39 kJ
- heat transfer is 20.23 kJ/kg
Explanation:
Given the data in the question;
First we obtain for specific volumes and specific enthalpy from "Table Properties Refrigerant 134a;
Specific Volume v₁ = 0.02547 m³/kg
Specific enthalpy u₁ = 243.78 kJ/kg
Specific Volume V₂ = 0.02846 m³/kg
Specific enthalpy u₂ = 261.62 kJ/kg
p = 8 bar = 800 kPa
Any changes in kinetic and potential energy are negligible.
So we determine the work done by using the equation at constant pressure
]Work done W = p( v₂ - v₁ )
we substitute
W = 800 kPa( 0.02846 m³/kg - 0.02547 m³/kg )
W = 800 kPa( 0.00299 m³/kg )
W = 2.39 kJ
Therefore, Work done is 2.39 kJ
Heat transfer;
using equation at constant pressure
Heat transfer Q = W + ( u₂ - u₁ )
so we substitute
Q = 2.392 kJ + ( 261.62 kJ/kg - 243.78 kJ/kg )
Q = 2.392 kJ + 17.84 kJ/kg )
Q = 20.23 kJ/kg
Therefore, heat transfer is 20.23 kJ/kg
Consider the following data for 2008 in a small suburban community:
1. number of accidents: 360 fatal 10 injury 36 pdo 314
2. number of fatalities 15
3. area population: 50,000
4. registered vehicles 35,000
5. annual vmt: 12,000,000
6. average speed 30 mi/hr
compute all relevant exposure and population based accident and fatality rates for this data. compare these to national norms for the current year. (hint: use the internet to location current national norms)
Answer:
Motorcyclist Fatality and Injury Rates per Vehicle Miles Traveled, 1998-2008. 10. 9. Fatalities in School Transportation Related Crashes,. 1998-2008.
Explanation:
List 3 specific things you can do with a drill press (not just cut holes in wood)
Answer:
tapping, horizontal dusting, slash drilling
Explanation:
a three-bend saddle is a saddle consisting of a center bend and two side bends with the center bend having twice the angle of the side bends.a. trueb. false
A three-bend saddle is a saddle consisting of a center bend and two side bends with the center bend having twice the angle of the side bends is a true statement.
What is a three-bend saddle?The most common 3-point saddle bends have a 45-degree bend in the center and a 22.5-degree bend on either side. Add the shrinking amount and distance measurement together to determine where to place the center bend along the conduit. Make a note of the number as your center line measurement.
What is the definition of bend length?When we bend a steel bar, its length increases slightly due to stretching in the bending area. The degree of bend and the grade of steel influence length expansion. The length increases as the bending degree increases and decreases as the steel grade increases.
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What is wrong with the following code?
6
print (what is your name?)
Answer:
pakipic na lang po question nyo para masagot po
Explanation:
please po di ko masyado gets po e
it is simple the title name after all it is just asking your name
what do engineers do?
Answer:
engineers are people who fix or invent items that will support people’s lives. For fun, engineers may construct unique items that is hard to invent.
Explanation:
If you need more info, pls comment.
Answer:
An engineer uses science, technology and math to solve problems. It designes machinery, build skyscrapers and oversee public works.
Which of the following is the most appropriate beginning for a letter of transmittal? Begin the transmittal with a brief paragraph that says, essentially, "Here is the report." Briefly identify the report's contents and purpose and, if appropriate, its authorization (who assigned the report, when, and why).
A letter of transmittal is a cover letter that accompanies a document such as a report, research paper, or other types of assignments. It briefly describes the contents of the document and offers the sender's perspective on its meaning and significance.
The most appropriate beginning for a letter of transmittal is to begin with a brief paragraph that says, essentially, "Here is the report." Briefly identify the report's contents and purpose and, if appropriate, its authorization (who assigned the report, when, and why). A letter of transmittal is a cover letter that accompanies a document such as a report, research paper, or other types of assignments. It briefly describes the contents of the document and offers the sender's perspective on its meaning and significance.
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2) An on-line manufacturing work cell performs a series of four quality control tests on a manufactured product. Design a PLC (Programmable Logic Controller) that will simultaneously examine the results of all four tests and decide into which of the three output containers the piece will drop. A, B, C and D are identified as four tests. Bins 1,2 , and 3 are classified as outputs. A conveyer is used to move the part between the four inspection spots. It stops for 100sec at each spot for an inspection to be carried out before moving to the next stop. The motor for the belt is started by a normally open start switch and stopped by a normally closed switch. If the product passes either two or three tests, bin 1 will receive the part. If it passes one of the tests, Bin 2 will be open. Bin 3 accepts perfect units only.
The design of the PLC for this on-line manufacturing work cell involves examining the results of the four tests and directing the product to the appropriate output container based on the test results. The conveyer belt motor is controlled by a start switch and a stop switch, and the conveyer stops for 100 seconds at each inspection spot.
To design a PLC (Programmable Logic Controller) for the on-line manufacturing work cell, we need to consider the four quality control tests (A, B, C, and D) and the three output containers (Bins 1, 2, and 3).
Here are the steps to design the PLC:
1. Start the conveyer belt motor when the normally open start switch is pressed.
2. The conveyer stops at each inspection spot for 100 seconds to carry out the tests.
3. At each inspection spot, the PLC will examine the results of all four tests.
4. If the product passes either two or three tests, it will be directed to Bin 1.
5. If the product passes only one test, it will be directed to Bin 2.
6. Bin 3 accepts perfect units only, so if the product passes all four tests, it will be directed to Bin 3.
7. Use a normally closed switch to stop the conveyer belt motor when the inspection process is complete.
To implement this design, you would need to program the PLC to monitor the test results and control the conveyer belt motor and output containers accordingly.
For example, if the product passes tests A, B, and D, the PLC would send the product to Bin 1. If the product passes test C only, it would be directed to Bin 2. If the product passes all four tests, it would go to Bin 3.
The design ensures that the appropriate output container is selected based on the test results, with Bin 1 receiving products that pass two or three tests, Bin 2 receiving products that pass one test, and Bin 3 receiving perfect units.
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