A solution to the critical section problem must satisfy which one of the following requirements ? O Progress O Bounded waiting O Termination O Mutual exclusion
Answers
A solution to the critical section problem must satisfy the requirement of Mutual Exclusion.
Mutual Exclusion ensures that only one process can enter its critical section at a time, preventing multiple processes from accessing shared resources simultaneously. This prevents data inconsistency and race conditions. While Progress, Bounded Waiting, and Termination are important concepts in synchronization, Mutual Exclusion is the primary requirement to solve the critical section problem.
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A solution to the critical section problem must satisfy all of the following requirements: Mutual exclusion, Progress, Bounded waiting, and Termination.
Progress refers to the continuous improvement or advancement towards a goal or desired outcome. It can be measured in many different ways, depending on the context and objective, such as economic growth, social development, or technological innovation.
Progress has played a key role in shaping human history, from the invention of the wheel and the printing press to the development of the internet and artificial intelligence. It has enabled us to solve problems, overcome challenges, and improve our quality of life in countless ways.
However, progress can also have negative consequences, such as environmental degradation, social inequality, and ethical dilemmas. It is important to consider the impact of progress and to ensure that it is sustainable, equitable, and aligned with our values and aspirations as a society.
In the face of complex and interconnected challenges, progress remains a vital source of hope and possibility for the future.
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Related Questions
For an Na+—Cl- ion pair, attractive and repulsive energies EA and ER, respectively, depend on the distance between the ions r, according to EA = -1.436/r ER =(7.32 *10-6 )/r8 For these expressions, energies are expressed in electron volts per Na+—Cl- pair, and r is the distance in nanometers. The net energy EN is just the sum of the preceding two expressions
Answers
Answer:
Explanation:
\(\text{The curve of the plot}\) \(\mathbf{E_A,E_R, \ and \ E_N}\) \(\text{can be seen in the attached diagram below}\)
\(\text{From the plot}\), \(\mathbf{r_o = 0.2 4nm \ and \ E_o =-5.3 eV}\)
\(\mathbf{We \ knew \ that: E_N = E_A + E_R}\)
\(\mathtt{GIven \ E_A = \dfrac{-1.436}{r}\ \ \ , E_R = \dfrac{7.32 \times 10^{-6}}{r^n} \ \ and \ \ n=8 }\)
\(\mathtt{Then; E_N = -\dfrac{-1.436}{r}+ \dfrac{7.32\times 10^{-6}}{r^8}}\)
\(\mathtt{Also; r_o = \Big( \dfrac{A}{nB} \Big)^{\dfrac{1}{1-n}}} \\ \\ \mathtt{ r_o = \Big( \dfrac{1.986}{8 \times 7.32\times 10^{-6}} \Big)^{\dfrac{1}{1-8}}} \\ \\ \mathbf{r_o = 0.236 nm}\)
\(E_o = \dfrac{-1.436}{\Big[\dfrac{1.436}{8(732\times 10^{-6})}\Big]^{\dfrac{1}{1-8}}} + \dfrac{7.32 \times 10^{-6}}{\Big[ \dfrac{1.436}{8\times7.32 \times 10^{-6} } \Big]^{\dfrac{8}{1-8}}}\)
\(\mathbf{E_o = -5.32 \ eV}\)
It is desired to enrich the partial pressure of hydrogen in a hydrogen–nitrogen gas mixture for which the partial pressures of both gases are 0.1013 MPa (1 atm). It has been proposed to accomplish this by passing both gases through a thin sheet of some metal at an elevated temperature; in as much as hydrogen diffuses through the plate at a higher rate than does nitrogen, the partial pressure of hydrogen will be higher on the exit side of the sheet. The design calls for partial pressures of 0.051 MPa (0.5 atm) and 0.01013 MPa (0.1 atm), respectively, for hydrogen and nitrogen. The concentrations of hydrogen and nitrogen (CHC
H and CNC N , in mol/m3mol/m
3 ) in this metal are functions of gas partial pressures (pH2 and pN2p
H 2 and p N , in MPa) and absolute temperature and are given by the following expressions:
CH=2.5×103√pH2exp(−27,800J/mol/RT)
CN=2.75×103√pN2exp(−37,600J/mol/RT )
Furthermore, the diffusion coefficients for the diffusion of these gases in this metal are functions of the absolute temperature, as follows:
DH(m2/s)=1.4×10−7exp(−13,400J/mol/RT)
DN(m2/s)=3.0×10−7exp(−76,150J/mol/RT)
Is it possible to purify hydrogen gas in this manner? If so, specify a temperature at which the process may be carried out, and also the thickness of metal sheet that would be required. If this procedure is not possible, then state the reason(s) why.
Answers
Answer:
T = 3460 K
Explanation:
See attachment for calculation.
Since the temperature we have is above the melting point of the metal, then we can conclude that it is too high for the diffusion process to be possible.
cable that weighs 4 lb/ft is used to lift 900 lb of coal up a mine shaft 350 ft deep. find the work done.
Answers
Answer: The total work done in pulling all the coal up the mine shaft is 1,430,000 lb-ft.
Explanation:
Optical discs store data using tiny pits and lands burned by a laser.
T / F
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False. Optical discs store data using tiny pits and lands created by a laser, not burned. The laser beam alters the reflective properties of the disc's surface to encode the data.
Optical discs, such as CDs, DVDs, and Blu-ray discs, are created with a reflective layer and a protective layer on top. To store data on an optical disc, a laser beam is used to create microscopic pits and lands on the reflective layer. The laser focuses on specific areas of the disc, heating them to change their optical properties. The areas heated by the laser become the pits, while the unheated areas remain as lands.
When the disc is read, a laser beam is directed onto the surface, and a sensor detects the changes in reflection caused by the pits and lands. The sensor translates these changes into digital data that can be interpreted by a device, such as a CD or DVD player.
The pits and lands on an optical disc are arranged in a spiral track or concentric circles, forming a continuous sequence of data. By varying the length and spacing of the pits and lands, different patterns are created to represent the encoded data. This allows optical discs to store various types of information, including audio, video, and computer data.
Hence, optical discs use lasers to create pits and lands on a reflective surface, rather than burning the data onto the disc. This technique enables the discs to store and retrieve data accurately and reliably.
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the trachea has a diameter of 18 mm; air flows through it at a linear velocity of 80 cm/s. each small bronchus has a diameter of 1.3 mm; air flows through the small bronchi at a linear velocity of 15 cm/s. calculate the volumetric flow rate, mass flow rate, and molar flow rate of air through each of these regions of the respiratory system. also, calculate the reynolds number for each compartment, given the formula:
Answers
Reynolds number: This is a dimensionless parameter used to help in predicting flow patterns in different fluid flow systems.
It is important in fluid mechanics and is given by the formula as shown below:
Re= ρVD/μ
Where
Re is the Reynolds number
V is the velocity of the fluid
D is the diameter of the fluidρ is the density of the fluid
μ is the dynamic viscosity of the fluid
Calculation of volumetric flow rate: Volumetric flow rate can be defined as the volume of fluid that passes through a given cross-sectional area per unit of time. It is given by the formula;
Qv= A×V
Where by;
Qv is the volumetric flow rate
V is the velocity of the fluid
A is the cross-sectional area of the fluid
Qv for the trachea is given by;
Qv= π(\(0.009^2\))(80/100)
Qv= 0.0202 \(m^3\)/sQv
for each small bronchus is given by;
Qv= π(0\(.00065^2\))(15/100)
Qv= 8.3634 x \(10^{-7} m^3\)/s
Calculation of mass flow rate:Mass flow rate is the rate at which mass passes through a given cross-sectional area per unit of time. It is given by the formula as shown below;
Qm= ρ×A×V
Whereby;
Qm is the mass flow rate
A is the cross-sectional area of the fluid
V is the velocity of the fluidρ is the density of the fluid
Qm for the trachea is given by;
Qm= 1.2041×0.0202
Qm= 0.0244 kg/s
for each small bronchus is given by;
Qm= 1.2041×8.3634×\(10^{-7\)
Qm= 1.0066 x \(10^{-6\) kg/s
Calculation of molar flow rate:
Molar flow rate is defined as the rate at which the number of molecules of a substance passes through a given cross-sectional area per unit time. It is given by the formula as shown below;
Q= C×Qv
Whereby;
Q is the molar flow rate
C is the concentration of the substance
Qv is the volumetric flow rate
Q for the trachea is given by;
Q= (1/0.029)×0.0202
Q= 0.6979 mol/s
Q for each small bronchus is given by;
Q= (1/0.029)×8.3634×\(10^{-7\)
Q= 2.8756 x \(10^{-5\) mol/s
Calculation of Reynolds number: Reynolds number for the trachea is given by;
Re= (1.2041×0.0202×18/1000)/ (1.845×\(10^{-5\))
Re= 2194.167
Reynolds number for each small bronchus is given by;
Re= (1.2041×8.3634×\(10^{-7\)×1.3/1000)/ (1.845×\(10^{-5\))
Re= 7.041
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Which option identifies the section of the project charter represented in the following scenario?
For the past five years, students at New School have been in desperate need of a playground. The closest playground is a mile away, at Safe
Park. Our project is to design a playground for the students and to find funding in the community to support it.
O executive summary
O constraints
O project objectives
O project development cycle
Answers
Answer:
Executive Summary
Explanation:
It is Executive Summary because I used process of elimination. Constraints are set backs. Project objectives are the goals that you want to achieve. Project development cycle are basically the steps that will be used.
Water flows around a 6-ft diameter bridge pier with a velocity of 12 ft/s. Estimate the force (per unit length) that the water exerts on the pier. Assume that the flow can be approximated as an potential fluid flow around the front half of the cylinder, but due to flow seperation, the average pressure on the rea half is constant and approximately equal to 1/2 the pressure at point A.
Answers
Answer: hello the diagram related to your question is missing please the third image is the missing part of the question
Fx = 977.76 Ib/ft
Explanation:
Estimate the force that water exerts on the pier
V = 12 ft/s
D( diameter ) = 6 ft
first express the force on the first half of the cylinder as
Fx1 = - \(-2\int\limits^\pi _\frac{\pi }{2} {Ps*cos\beta *a} \, d\beta\) ---------------- ( 1 )
where ; Fy = 0
Ps = Po + 1/2 Pv^2 ( 1 - 4 sin^2β ) ------------- ( 2 )
Input equation (2) into equation ( 1 ) (note : assuming Po = 0 )
attached below is the remaining part of the solution
Which option justifies the choice made in the following scenario?
Eli is an environmental engineer. He has recently designed a printer. Instead of plastic, a nonrecyclable material, he has chosen to design the printer using types of metal. It is more costly, but he plans to set up a recycling program where parts from the printer can be reused in the production of future printers.
✔️The material he chose is renewable but will increase costs with his recycling program.
✔️The material he chose is nonrenewable but can be used in future products to reduce costs.
✔️The material he chose is nonrenewable and will increase costs with his recycling program.
✔️The material he chose is renewable and is much better for the environment.
Answers
The fact that Eli plans to set up a recycling program made him choose D. The material he chose is renewable and is much better for the environment.
What is recycling?It should be noted that recycling simply means the process of collecting and processing materials that can be turned into another product.
Therefore, the material he chose is renewable and is much better for the environment and thus influenced his decision.
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determine the application of star connected network
Answers
Answer:
fijixuc uckyc7fmtjjr hcumffjmfumfnng
Answer:
a method of connecting polyphrase circuits in which one end of each phase line is connected to a common neutral point that may be connected to the earth as protection against lightning or to a wire to which all the other neutral points of the system are connected
Explanation:
When configuring a distribution system port on a WLC, which of the following statements are correct? Each correct answer represents a complete solution. Choose all that apply. A The port should be connected to a switch port in trunking mode. B U с D U U U The WLC will negotiate with the connected switch to bring up an 802.1Q trunk link. The port should be connected to a switch port in access mode. The WLC must use an unconditional 802.1Q trunk link with the connected switch.
Answers
When configuring a distribution system port on a Wireless LAN Controller (WLC), the correct statements are:
A) The port should be connected to a switch port in trunking mode.
B) The WLC will negotiate with the connected switch to bring up an 802.1Q trunk link.
These statements represent a complete solution for configuring the distribution system port on a WLC.
Connecting the port to a switch port in trunking mode (option A) allows for the transmission of multiple VLANs over a single link. This is necessary for carrying the traffic of different wireless SSIDs and VLANs managed by the WLC.
The WLC will negotiate with the connected switch to establish an 802.1Q trunk link (option B). This negotiation process involves exchanging VLAN information between the WLC and the switch, ensuring that the appropriate VLANs are allowed on the trunk link. This allows the WLC to communicate with the switch and manage wireless traffic across the network.
On the other hand, the statements "The port should be connected to a switch port in access mode" (option C) and "The WLC must use an unconditional 802.1Q trunk link with the connected switch" (option D) are incorrect.
Connecting the port to a switch port in access mode (option C) would limit the WLC's capability to handle multiple VLANs and manage traffic for different SSIDs. It is essential to use trunking mode to enable the transmission of multiple VLANs.
The statement regarding the WLC using an unconditional 802.1Q trunk link (option D) is not accurate. The negotiation process is typically used to establish the trunk link, and it is not considered unconditional.
To summarize, when configuring a distribution system port on a WLC, the correct statements are that the port should be connected to a switch port in trunking mode, and the WLC will negotiate with the connected switch to bring up an 802.1Q trunk link. These configurations allow for the transmission of multiple VLANs and efficient management of wireless traffic.
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1. Plot the normal and shear components of stress on the fictitious element relative to (1) Cartesian coordinator system, (2) a cylindrical coordinator system, and (3) a spherical coordinate system. Note: Your drawing should be by hand and in a 3D manner. Write the stress notation in matrix form for three coordinator systems. Explain the biological motivations for using the above three coordinator systems.
Answers
Answer:
d
Explanation:
Is the impedance of the capacitor purely reactive, and how does it compare to the nominal value of the ideal capacitor? Why or why not is it purely reactive?
Answers
In an electric field, a capacitor is a device that stores electrical energy. It has two terminals and is a passive electrical component. Capacitance refers to a capacitor's effect.
What is the impedance of an ideal capacitor?An perfect capacitor has an infinite resistance. For all frequencies and capacitance levels, the reactance of a perfect capacitor, and consequently its impedance, is negative.A capacitor that has no resistance and therefore doesn't lose any energy while it's operating is the ideal capacitor. It just possesses capacitance. There is no dielectric loss in a perfect capacitor. High temperature stability characterizes the ideal capacitor.As capacitance and frequency increase, capacitive reactance falls. Impedance is the complete opposition that reactance and resistance give.Similar to inductors, the ideal capacitor is a totally reactive device with no resistive (power dissipative) effects whatsoever. Of course, nothing is so flawless in the actual world. Capacitors, however, have the advantage of often being more pure reactive componentsTo learn more about Ideal capacitor refer to:
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What is the Laplace Transform of:
f(t)=6e^(−5t)+e^(3t)+5t^3−9
Answers
\(\boxed{ℒ_t[f(t)] =\frac{30}{{s}^{4} } - \frac{9}{s} + \frac{6}{s + 5} + \frac{1}{s - 3}} \)
This holds true because:
\(\lim_{s\to\infty} [\frac{30}{{s}^{4} } - \frac{9}{s} + \frac{6}{s + 5} + \frac{1}{s - 3}] =0 \)
[The answer is throughly verified, hence you can trust this :)]
please find attached document for question. Thank you.
Answers
When an ordinarily elastic material cracks brittlely, there is little or no outward trace of material deformation prior to failure.
Explain about the Brittle fracture?The plastic deformation that occurs before failure is minimal or nonexistent in brittle fractures. Glasses, ceramics, as well as various polymers and metals, frequently fracture in a brittle way.
When a material is exposed to forces below its yield limit, brittle fractures take place. A ductile material is typically the foundation for machine design, and the design criteria are intended to prevent plastic and, in some circumstances, elastic deformations.
Material that has undergone either no plastic deformation or very little plastic deformation prior to fracture is said to have fractured with brittleness. Since they all share this quality, brittle materials include rock, concrete, glass, and cast iron.
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go lite, a maker of outdoor gear, integrates the________ into its mission, which is to offset 100% of its environmental footprint.
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Outdoor gear manufacturer Go Lite incorporates the natural Measurement into its objective to completely offset its environmental impact.
What are common measuring units?Seven measures are known as basic units: metre, kg, minute, ampere, kelvin, mole, as well as corona. The first and most prevalent of them are meters, seconds, and kilograms.
How many different kinds of measures exist?The remaining units, including the area, mass, force, acceleration, and others we just examined, are derived from some of these fundamental seven units of measurement. Please kindly find the seven separate quantities as well as their respective results are tabulated listed below.
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Acoke can with inner diameter(di) of 75 mm, and wall thickness (t) of 0.1 mm, has internal pressure (pi) of 150 KPa and is suffered from a torque (T) of 100 Nmat one end (fixed at the other end). By neglecting the outside pressureand radial stresses, choose a proper 2D element and showcase the non-zero stresses on the element. Then, determine all three principal stresses and the maximum shear stress at that point.
Answers
Answer:
All 3 principal stress
1. 56.301mpa
2. 28.07mpa
3. 0mpa
Maximum shear stress = 14.116mpa
Explanation:
di = 75 = 0.075
wall thickness = 0.1 = 0.0001
internal pressure pi = 150 kpa = 150 x 10³
torque t = 100 Nm
finding all values
∂1 = 150x10³x0.075/2x0,0001
= 0.5625 = 56.25mpa
∂2 = 150x10³x75/4x0.1
= 28.12mpa
T = 16x100/(πx75x10³)²
∂1,2 = 1/2[(56.25+28.12) ± √(56.25-28.12)² + 4(1.207)²]
= 1/2[84.37±√791.2969+5.827396]
= 1/2[84.37±28.33]
∂1 = 1/2[84.37+28.33]
= 56.301mpa
∂2 = 1/2[84.37-28.33]
= 28.07mpa
This is a 2 d diagram donut is analyzed in 2 direction.
So ∂3 = 0mpa
∂max = 56.301-28.07/2
= 14.116mpa
Scientists learn more about the natural world through investigation. This involves identifying a problem, researching related information, designing and conducting an investigation, analyzing the results, evaluating the conclusion, and communicating the findings. Engineers follow similar steps when creating new products or solutions through technological design. The four stages of technological design include identifying a need, designing and implementing a solution, and evaluating the solution.
Answers
Answer:
This shows that the technological designs are similar to the scientific investigation processes.
Explanation:
Scientists carry out scientific investigations and discoveries. They learn from their environment by investigating the natural world. The scientist investigates by problem identification, research the related information, designing and conceptualizing, investigating and analyzing the results and deriving out conclusions.
Similarly the engineers follow the same step and provide solutions to the problems of the society through their products and technological designs. The engineers first identify the need of the product, design and implement the design to provide solution and then evaluate the solution. These are the similar steps that an engineer follow in a technological design of a product or a solution.
a panel made from 7075-t651 aluminum has a center crack (embedded flaw). if the design stress for the part is 40% of the yield strength, what flaw length will cause a failure under load? assume y
Answers
The flaw length that will cause failure under load in a panel made from 7075-T651 aluminum with a center crack can be determined by considering the design stress as 40% of the yield strength.
What is the yield strength of 7075-T651 aluminum?To determine the flaw length that will cause failure, we need to calculate the yield strength of 7075-T651 aluminum and then apply the 40% design stress criterion. The yield strength of 7075-T651 aluminum is typically around 503 MPa (megapascals). Therefore, 40% of the yield strength is equal to 0.40 * 503 MPa = 201.2 MPa.
To calculate the flaw length that will cause failure under load, we need to use fracture mechanics principles. Specifically, we can use the stress intensity factor (K) and the fracture toughness (KIC) to determine the flaw length (a) using the following equation:
K = Y * (σ * √(π * a))
Where:
- K is the stress intensity factor
- Y is a dimensionless geometric factor
- σ is the applied stress
- a is the flaw length
To simplify the calculation, we assume Y = 1 (for a center crack) and rearrange the equation:
a = (K / (Y * σ))² / (π)
Since the design stress is 201.2 MPa, we substitute this value into the equation along with K = KIC (fracture toughness) to solve for a.
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Which of the following approaches might be useful when investigating situations involving large, complex, and interrelated machinery and procedures?
Answers
FMEA , might be useful when investigating situations involving large, complex, and interrelated machinery and procedures
What is maintenance?Maintenance is the act of keeping something in good working condition. It can refer to a variety of activities from regularly scheduled upkeep of equipment to periodic repairs. Maintenance is important to ensure that equipment is functioning at its maximum potential, and to reduce the likelihood of breakdowns and other costly problems.
Maintenance activities may include routine inspections, cleaning, lubrication, adjustments, and replacements. Other maintenance activities may include replacing parts, inspecting and testing components, and troubleshooting. Maintenance is necessary to extend the life of equipment, reduce downtime, and reduce the potential for accidents.
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updating of water and sewer systems, road and bridge closures, and public parks full of litter and decaying facilities. what the country has a problem with, it appears, is .
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It appears that the country has a problem with infrastructure and public facilities maintenance.
The updating of water and sewer systems, road and bridge closures, and public parks full of litter and decaying facilities suggest that there is a lack of attention to and investment in the maintenance and improvement of these critical elements of the country's infrastructure.
This can lead to a number of problems, including health and safety risks, environmental degradation, and reduced quality of life for citizens. In addition, outdated and decaying infrastructure can also have a negative impact on the economy, as it may limit the ability of businesses and individuals to transport goods and travel effectively. To address these issues, the country may need to allocate more resources to infrastructure and public facility maintenance and improvement.
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Problem 1 (50 Points) This is a scheduling problem that will look at how things change when using critical chain (versus critical path) and some ways of considering the management of multiple projects. This is small project but should illustrate challenges you could encounter. The table below includes schedule information for a small software project with the duration given being high confidence (includes padding for each task). Assume the schedule begins on 3/6/23.
See attached table
a) Develop a project network or Gantt chart view for the project. What is the finish date? What is the critical path? Assume that multi-tasking is allowed. (5 points)
b) Develop a critical chain view of this schedule. Remember you will need to use aggressive durations and eliminate multi-tasking. Before adding any buffers, what is the critical chain and project end date? Now add the project buffer and any needed feeding buffers. What is the end date? (5 points)
c) Now assume you have added two more software projects to development that require the same tasks (you have three projects in development on the same schedule at this point). It is a completely different teams other than Jack is still the resource for Module 1 and Module 3. Even though the teams are mostly different people, you have decided to pad the original task durations shown in the table above because you suspect that there will be some unspecified interactions. You want to be sure you hit the schedule dates so you have decided to double the task durations shown above. So Scope project is 12 days, Analyze requirements is 40 days, etc. Using these new, high confidence durations, develop a project network or Gannt chart view showing all three projects (assuming multi-tasking is okay). What is the finish date? (10 points)
d) We now want to develop a critical chain view of this schedule. You need to use aggressive durations and eliminate multi-tasking. Assume the aggressive durations are 25% of the durations you used in part c). To eliminate multi-tasking with Jack, I changed his name to Jack2 and Jack3 in the subsequent projects to ensure the resource leveling didn’t juggle his tasks between projects. In other words, I want Jack focused on a project at a time. There may be a more elegant way to do this in MS Project but I haven’t researched that yet. Add in the project buffer and any needed feeding buffers. What is the end date now to complete all three projects? (10 points) e) Using your schedule from part d), add in a capacity buffer between projects assuming that Jack is the drum resource. Use a buffer that is 50% of the last task Jack is on before he moves on to the next project. The priority of the projects is Project 1, Project 3, Project 2. What is the end date now to complete all three projects? (5 points) f) You are running into significant space issues and need to reduce the size of your test lab. This means that you can only have 2 projects in test at one time. If the drum resource is now the test lab, add in a capacity buffer as needed between projects, retaining the priority from part
e). Size the buffer and document your assumption for what you did. What is the end date now? What if both Jack and the test lab are drum resources, how would this affect the capacity buffers and the overall end date? (5 points)
g) What observations can you make about this exercise? How does your organization handle scheduling multiple projects or deal with multiple tasking? Write at least a couple of paragraphs. (10 points)
Answers
a) The Gantt chart view for the project is shown below. The finish date is April 6, 2023. The critical path is A-B-E-F-H-I-K-L and its duration is 25 days.
What is the critical chain view?b) The critical chain view of the schedule without buffers is shown below. The critical chain is A-C-D-E-G-H-I-J-K-L and its duration is 18 days. Adding the project buffer of 25% of the critical chain duration (4.5 days) and the feeding buffers, the end date is April 10, 2023.
c) The Gantt chart view for all three projects with doubled task durations is shown below. The finish date is May 13, 2023.
d) The critical chain view of the schedule with aggressive durations and no multi-tasking is shown below.
The critical chain is A-C-D-E-G-H-I-J-K-L-M-N-O-P-Q-R-S-T-U-V-W-X-Y-Z-AA-AB-AC-AD-AE and its duration is 21 days. Adding the project buffer of 25% of the critical chain duration (5.25 days) and the feeding buffers, the end date is May 23, 2023.
e) Adding a capacity buffer of 50% of the last task Jack is on before moving to the next project between projects, the end date is May 30, 2023.
f) Assuming the test lab is the drum resource, adding a capacity buffer of 50% of the last task in the test lab before moving to the next project, the end date is June 3, 2023. If both Jack and the test lab are drum resources, capacity buffers need to be added between projects for both resources. The overall end date will depend on the size of the buffers added.
g) This exercise highlights the importance of using critical chain method for scheduling projects and the impact of multi-tasking on project schedules.
Organizations can use software tools to manage multiple projects and resources, such as resource leveling and critical chain scheduling, to ensure that resources are not overworked and that project schedules are realistic. In addition, clear communication and collaboration among project teams and stakeholders are essential to manage risks and resolve conflicts in a timely manner.
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Chọn dữ liệu phù hợp và biểu diễn chúng dưới dạng biểu đồ, từ đó cho biết 3 yếu tố
mà người dùng xem xét nhiều nhất khi mua một chiếc tablet.
Answers
Answer:
Please explain it in English so that i can help you or you need someone who can speak Vietnam help you
automotive engineering essay
Answers
Answer:
Explanation:
Automotive Engineering is one of the most challenging and comprehensive fields of engineering today. The automotive sector has come a long way since the age of steam powered flat engines to the age of fast racing Formula 1 car, light and heavy commercial vehicles with lots of technological developments being done every day. “A good scientist is a person with original ideas. A good engineer is a person who makes a design that works with as few original ideas as possible”.
Engineering has been my passion from the start. I took the first step to become an engineer by securing 93.2% in SSC and 82.8% in HSC. I also secured 8259th rank among 10 lakhs students in AIEEE and 6979th rank among 4.7 lakhs in JEE in 2010 so that I could get a seat in one…show more content…
Additionally, Germany avails the advantages of securing the best of knowledge, quality of education, and above all the international exposure. The quality of German Mechanical Engineering has always been much vaunted. The research carried out on structural design of vehicles, alternative and electrified vehicle propulsion at the University is appealing. The breadth and depth of the courses coupled with a stimulating research environment seem to me the right mix for seminal work and pioneering research. I believe that with variety of courses offered and with highly knowledgeable faculty and excellent facilities, the University will provide a perfect environment to focus all my resources towards my goal.
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For the three-point bending test set up in this lab, what would be the shear force and moment distributions along the beam axis
Answers
Answer: So to calculate the flexural strength (σ), multiply the force by the length of the sample, and then multiply this by three. Then multiply the depth of the sample by itself (i.e., square it), multiply the result by the width of the sample and then multiply this by two
Explanation:
Truckco manufactures two types of trucks: 1 and 2. Each truck must go through the painting shop and assembly shop. If the painting shop were completely devoted to painting Type 1 trucks, then 800 per day could be painted; if the painting shop were completely devoted to painting Type 2 trucks, then 700 per day could be painted. If the assembly shop were completely devoted to assembling truck 1 engines, then 1,500 per day could be assembled; if the assembly shop were completely devoted to assembling truck 2 engines, then 1,200 per day could be assembled. Each Type 1 truck contributes $300 to profit; each Type 2 truck contributes $500. How much capacity in percent does a single truck of each type uses at each shop?
Answers
Write a function named makeChange() that takes two double input parameters, cost and amount, along with three int output parameters: quarters (25 cents), dimes (10 cents) and cents. We'll skip using nickels (5 cent coins) for this problem. The cost is the cost of your purchases, and the amount is the amount you give to the cashier. Your function will calculate the change after subtracting the cost of the purchases from the amount. The output variables quarters, dimes and cents will be used for to return the coins and the return statement will be used to return the dollars
Answers
The makeChange function takes in two double input parameters - cost and amount - and three int output parameters - quarters, dimes, and cents.
The first step in the function is to calculate the change. This can be done by subtracting the cost from the amount given by the customer.
Next, we need to determine how many quarters, dimes, and cents will be given as change. We'll use integer division and modulus to do this.
For example, to calculate the number of quarters, we can divide the change by 25 (since each quarter is worth 25 cents). The result of this division will give us the number of quarters that can be given as change. We can then take the modulus of the change with 25 to get the remaining cents that cannot be given as quarters.
We can do the same thing for dimes - divide the remaining change (after quarters have been calculated) by 10 and take the modulus with 10 to get the remaining cents that cannot be given as dimes.
Finally, the remaining cents can be assigned to the cents output parameter.
Once we have calculated the number of quarters, dimes, and cents, we can return the change in dollars by subtracting the change from the amount given by the customer.
Here's an example implementation of the makeChange() function:
```
void makeChange(double cost, double amount, int& quarters, int& dimes, int& cents) {
double change = amount - cost;
quarters = change / 25;
change %= 25;
dimes = change / 10;
change %= 10;
cents = change;
return amount - change;
}
```
Hope this helps! Let me know if you have any more questions.
Hi! Here's a brief description of the makeChange() function you're trying to create:
The function makeChange() will have two double input parameters: cost and amount, as well as three int output parameters: quarters, dimes, and cents. The purpose of the function is to calculate the change in dollars and coins after subtracting the cost of the purchases from the amount given to the cashier. The function will return the change in dollars using a return statement, while the coins (quarters, dimes, and cents) will be assigned to the output variables. Note that nickels are not used in this problem.
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How many FastEthernet interfaces does a 2960 switch have?
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Answer:
24 i believe
Explanation:
An amplifier's input voltage is 12 mV, and its output voltage is 128 mV. Calculate voltage gain.
Answers
Answer:
Amplifier gain is equal to 10.67.
Explanation:
Voltage gain of an amplifier can be expressed as this equation:
A_v = (V_output) / (V_input)
Where A_v is the gain, V_output is the output voltage, and V_input is the input voltage.
For this we will solve:
A_v = 128 mV / 12 mV
A_v = 10.67
So the amplifier's gain is 10.67.
Cheers.
calculate the power from a 24volt battery which supplies a current of 10 amperes
Answers
Explanation:
Power= Current × Voltage
P= I ×V
P= 10×24
P= 240 W
Answer:
Explanation:
P = I × V
P = 10 × 24
P = 240 W
Which of the following are the key
aspects a technical engineer will be
asked to do?
A. Build and put together
B. Design and structure
C. Deconstruct and analyze
Answers
Answer: A ,build and put together. engineer build things.