Which of the following code produce a random number between 0 to 123 (0 and 123 is included)? a) int r = rand ( ) % 124; b) int r = rand () % 123; c) int r = (rand() % 124) - 1; d) int r = (rand() % 122) + 1; e) int r = (rand () % 123) + 1;
Answers
Answer:
Option e) int r = (rand() % 123) + 1; produces a random number between 1 and 123 (including 1 and 123). This is because rand() produces a random integer between 0 and RAND_MAX, which is platform-dependent and usually a large number. Taking the modulus of this random integer with 123 gives a remainder between 0 and 122. Adding 1 to the result shifts the range to 1 to 123. Therefore, this code snippet satisfies the requirement of generating a random number between 0 and 123 (including 0 and 123).
Explanation:
Related Questions
Complete the given statement with the most appropriate word.
Robin is very
because she always ensures she is available if a teammate needs her assistance.
Answers
Answer:
A. approachable
Explanation:
Answer:
- approachable
Explanation:
PDC Bank is working on creating an AI application that enables customers to send SMS to the AI application to allow banking activities from their registered ID. Jane, the project engineer, has taken bank customer data from the last few years from the server and is using it to train the ML to recognize and authenticate actual users and to ensure unauthorized users are barred from entering the application. Suppose the AI application has been compromised, and the reason has been identified as compromised data being used to improve the ML accuracy. What kind of attack is the PDC Bank application subjected to?
Answers
The kind of attack that the PDC Bank application is subjected to due to compromised data is: Adversarial artificial intelligence
Adversarial artificial intelligence is a form of attack on a neural network where a wrong algorithm is entered into the system to deceive the end user.
The aim of this machine learning method is to deceive the end user.
This is what happens to the PDC Bank when its data was compromised in the course of improving the machine learning accuracy.
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Create an array of 10 size and assign 10 random numbers. Now find the sum of the array using for and while loop.
Answers
Answer:
10
Explanation:
What is the tallest building ever made
Answers
Answer:
Burj Khalifa
Explanation:
The world's tallest artificial structure is the 829.8-metre-tall (2,722 ft) Burj Khalifa in Dubai (of the United Arab Emirates). The building gained the official title of "tallest building in the world" and the tallest self-supported structure at its opening on January 9, 2010.
a brainliest would be appriciated
Answer:
Burj khalifa
Explanation:
829.8 meters tall
How much electricity does a city with 1000 people require?
Answers
The average person needs 893 kWh per month.
So 1,000 people would need 893,000 kWh per month.
Is modern water treatment still modern? Comment on this issue by: (a) describing the main components of the typical municipal water treatment process from source water to tap, and (b) noting several strengths and weaknesses/limitations of modern water treatment.
Answers
Modern water treatment is still considered modern as water treatment processes are constantly evolving and improving to provide better quality water.
Municipal water treatment processes go through multiple stages to ensure safe drinking water. The treatment process typically involves the following components: Coagulation and flocculation: In this stage, chemicals such as alum are added to the water. This causes impurities to clump together and form larger particles, which are then removed through filtration.
Sedimentation: The water is allowed to sit undisturbed to allow the larger particles to settle at the bottom of the tank. Filtration: Water is passed through various filters that remove any remaining impurities, including bacteria, viruses, and chemicals. Disinfection: Chlorine or other disinfectants are added to the water to kill any remaining bacteria or viruses before it is sent to the distribution system.
The potential for disinfectant byproducts to form when disinfectants react with natural organic matter4. The potential for microplastics to enter water sources due to inadequate filtration. It is important to continue to improve and adapt modern water treatment processes to ensure the provision of clean, safe drinking water to communities around the world.
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Kimber has been tasked with assembling her department's latest updates into a single document. as she combines multiple documents, what's an important word processing skill to know that ensures the end result is organized and easy to use? question 7 options: footnoting animation bookmarking pagination
Answers
When it comes to combining multiple documents, an important word processing skill to know that ensures the final result is organized and easy to use is pagination.
Pagination is a page numbering technique that is done sequentially. These page numbers are usually located at the top or bottom of the web page. In most cases, it is used for main pages and partitions in corporate websites. This kind of design can generally make the user experience simpler on the site. They can also feel more comfortable when it comes to distributing and navigating products within the website.
For example, like this, imagine an e-commerce site that consists of hundreds of product catalogs from various categories. Of course, these products will not be found easily if only placed on one page. As a solution, UI developers and designers can take advantage of pagination to make product placement more structured.
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Given an int variable strawsoncamel, write a statement that uses the increment operator to increase the value of that variable by 1.
Answers
Given an int variable strawsoncamel, a statement that uses the increment operator to increase the value of that variable by 1 is; strawsOnCamel++;
How to Write Increment in JavaScript?
When talking about Increment of an int variable in Java, we know that;
There are two ways to use the increment operator; prefix and postfix increment. The prefix increment looks like ++variablename; while the postfix increment looks like variablename++; . Both of these operations add one to the value in the variable. The difference between the two is the order of how it works.
Now, write a statement that uses the increment operator to increase the value of that variable by 1. Thus, we will make use of the postfix increment to get;
strawsOnCamel++;
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If the housing for this plant have ground, 1st and 2nd floor, and distance
between each floor is about 8 m, and the estimated area per floor is 150 m x 75m. apply NFPA 10 to determine the minimum number of portable fire
extinguishers for the plant. Assume no class B fuel in the plant. Use 6 kg Dry Chemical
for calculations.
Answers
Answer:
To determine the minimum number of portable fire extinguishers required for the plant, we need to follow the guidelines set out by NFPA 10.
Step 1: Determine the floor area of the plant
The estimated floor area per floor is 150m x 75m = 11,250 m²
Therefore, the total floor area of the plant is 3 x 11,250 m² = 33,750 m²
Step 2: Determine the maximum travel distance to an extinguisher
According to NFPA 10, the maximum travel distance to an extinguisher should not exceed 30 meters. Since the distance between each floor is about 8 meters, we need to place fire extinguishers on each floor.
Step 3: Determine the minimum number of extinguishers required
We need to calculate the minimum number of extinguishers required for each floor, using the formula:
Minimum number of extinguishers = (Floor area / Maximum travel distance to an extinguisher) x (1/75% of floor area covered by an extinguisher)
For the 1st and 2nd floors, the minimum number of extinguishers required is:
Minimum number of extinguishers = (11,250 m² / 30 m) x (1/75%) = 150 x 1.33 = 200
Therefore, we need a total of 200 extinguishers for each of the 1st and 2nd floors.
For the ground floor, we need to add an extra 10% of extinguishers for protection of high hazard areas, such as those containing electrical equipment. Therefore, the minimum number of extinguishers required for the ground floor is:
Minimum number of extinguishers = (11,250 m² / 30 m) x (1/75%) x 1.1 = 165 x 1.33 x 1.1 = 246
Therefore, we need a total of 246 extinguishers for the ground floor.
Overall, we need a total of 200 + 200 + 246 = 646 portable fire extinguishers for the plant
CompTIA Network Plus N10-008 Question:
How many hosts are on a /30 network?
a.) None, as there are only two addresses: Network ID and Broadcast ID.
b.) 2
c.) 4
d.) None of the Above
Answers
There are 2 hosts on a /30 network.
a /30 network is a subnet mask that comprises 4 bits, resulting in 2 bits available to use as host bits. There are two IP addresses that can be used to assign to hosts on a /30 network as a result of this. These two addresses are the host address and the broadcast address. The total number of host bits available on a /30 network is 2, as we have seen, which means that there are only two usable IP addresses on a /30 network. Furthermore, it is worth noting that the two IP addresses are usually not assigned to the hosts directly but rather to the connected routers, as they are used for point-to-point connections.
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For the network of Fig. below, draw the output waveform if Vr = 4.3V , R = 1000Omega and Vi=25 sin ot. Assume an Si diode is used. + R D V_{i}; V_{r}; V_{o}
Answers
A process fluid having a specific heat of 3500 J/kg-K and flowing at 2 kg/s is to be cooled from 80 C to 50 C with chilled water, which is supplied at a temperature of 15 C and a flow rate of 2.5 kg/s. Assuming an overall heat transfer coefficient of 2000 W/m2-K, calculate the required heat transfer areas for the following exchanger configurations: (a) parallel flow (15 pts), and (b) counterflow (15 pts).
Answers
Answer:
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Explanation:
How do birds achieve take-off, gliding, dive, etc.? How do they modify their body shape?
Answers
Why should you install expansion joints?
Answers
Answer:
Expansion joints are installed to accommodate the thermal expansion and contraction of materials, as well as other types of movement in buildings and structures. They help prevent excessive stress, cracking, and damage, ensuring the structural integrity and longevity of the construction.
Explanation:
Expansion joints are necessary for several reasons:
a) Thermal Expansion and Contraction: When materials are exposed to temperature changes, they expand when heated and contract when cooled. Without expansion joints, this thermal movement can exert significant stress on the structure, leading to cracks, distortion, or failure. Expansion joints allow for the controlled expansion and contraction of materials, accommodating these movements without causing damage.
b) Structural Movement: Buildings and structures can experience various types of movement, such as settlement, seismic activity, wind loads, or vibrations. Expansion joints provide flexibility, allowing the structure to adapt and move without constraints. By incorporating expansion joints, the stress and strain resulting from these movements are distributed and controlled, reducing the risk of structural damage.
c) Stress Relief: Expansion joints help relieve stress concentrations that may arise due to the rigidity or stiffness of building materials. By introducing a flexible joint, the stress is dispersed over a larger area, preventing localized high-stress points that could lead to structural failure.
d) Seismic and Wind Load Resilience: In areas prone to earthquakes or high wind loads, expansion joints play a crucial role in absorbing the energy and movement caused by these external forces. They help mitigate the impact on the structure, reducing the risk of damage and ensuring its resilience.
e) Maintenance and Accessibility: Installing expansion joints provides easier access to specific areas of the structure for maintenance, repairs, or replacements. It simplifies the process of inspecting or working on utilities, systems, or building components, improving overall maintenance efficiency.
In summary, installing expansion joints is essential to accommodate thermal expansion, control structural movements, relieve stress, enhance resilience to external forces, and facilitate maintenance and repairs. By allowing controlled movement and preventing excessive stress, expansion joints help ensure the longevity, safety, and functionality of buildings and structures.
Which of the following conditions were present in over 80% of paddling fatalities from 1995-2000?
Answers
Answer:
80% of the people that were killed weren't wearing a safety flotation device ( in correct terminology Personal Flotation Device, or PFD )
Explanation:
Hence they drowned due to the lack of safety.
The condition present in over 80% of paddling fatalities is that the victims were said to be not wearing a personal flotation device (PFD).
What is paddling in the sea?The act of paddling is known to be a sport or something one can do for fun or for games.
Conclusively, a lot of paddling fatalities 1995-2000 was due to the fact that the people who were engage in the sport or act were not putting on a personal flotation device (PFD) and this can lead to death or drowning.
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Which part of a machine control unit interacts with the machine tools through electric signals?=]
A machine control unit is the electronic hardware that stores information and controls the machine tools. This unit contains a data processing unit that stores and manipulates data, and a ___________ that interacts with the machine tools through electrical signals.
Answers
Answer:
control loop unit
Explanation:
Edmentum/Plato
The injection molding department of a company that operates 24x7 uses an average of 34 gallons of special lubricant per day. The usage of lubricant is normally distributed with a standard deviation of 4.4 gallons per day and it takes 6.5 weeks for an order of lubricant to be delivered. If the largest service level is 73%, what is the reorder point?
Answers
The injection molding department of a company that operates 24x7 uses an average of 34 gallons of special lubricant per day. The usage of lubricant is normally distributed with a standard deviation of 4.4 gallons per day and it takes 6.5 weeks for an order of lubricant to be delivered. If the largest service level is 73% The reorder point for the injection molding department is approximately 1549.508 gallons.
To calculate the reorder point, we need to consider the lead time demand, which is the demand during the time it takes for a new order to be delivered.
Given that the injection molding department operates 24x7 and uses an average of 34 gallons of special lubricant per day, we can calculate the daily demand as 34 gallons.
Since the demand follows a normal distribution with a standard deviation of 4.4 gallons per day, we can use the Z-score formula to calculate the safety stock. The Z-score represents the number of standard deviations from the mean.
To determine the Z-score corresponding to a service level of 73%, we can use a Z-table or a statistical calculator. The Z-score for a 73% service level is approximately 0.57.
Next, we need to calculate the lead time demand. The lead time is given as 6.5 weeks, and since there are 7 days in a week, the lead time is equal to 6.5 x 7 = 45.5 days.
To calculate the lead time demand, we multiply the average daily demand by the lead time in days. Therefore, the lead time demand is 34 gallons/day x 45.5 days = 1547 gallons.
To calculate the reorder point, we add the lead time demand to the safety stock. The safety stock is given by the formula: Safety Stock = Z-score x standard deviation.
Using the given standard deviation of 4.4 gallons per day and the calculated Z-score of 0.57, the safety stock is 0.57 x 4.4 gallons/day = 2.508 gallons.
Finally, we can calculate the reorder point by adding the lead time demand to the safety stock: Reorder Point = Lead time demand + Safety stock.
Reorder Point = 1547 gallons + 2.508 gallons = 1549.508 gallons.
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What distinguishes an architect’s use of creative thinking and an architect creating drafts, layouts, and specifications?
Answers
Only the activities of drafts, layouts and specification involves applied art skills distinguishes an architect’s use of creative thinking Hence option A is correct.
What is creative thinking?Creative thinking is defined as the capacity to tackle a situation or difficulty from a novel angle, alternate perspective, or unconventional thinking. Creative thinking, also referred to as creative problem-solving, is an important and marketable soft skill in a wide range of industries.
The architect will think about the creative changes in drafting the text, in making the specifications and in making new and affective layouts.
Thus, only the activities of drafts, layouts and specification involves applied art skills distinguishes an architect’s use of creative thinking Hence option A is correct.
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the ancient romans perfected this type of arch and often used it in their architecture. T/F
Answers
It is true that the ancient Romans perfected this style of arch and frequently employed it in their construction.
Which architectural design was inspired by Roman architecture?
The architecture of Rome served as the inspiration for this type of stately mansion. Gothic style included this style of arch to aid in guiding devotees' sight skyward.
How did the Romans make use of the archway configuration?
Roman builders of both residential as well as commercial alike frequently employed the arch design. Around 700 BC, the Etruscans are thought to have given the idea of arches to the ancient Romans. Certain aspects of Greek architecture were also incorporated by the ancient Cultures into their own built environment.
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Wheel grinders need be equipped with an
Answers
Answer:
wheel guard
Explanation:
to protect our hands and reduce spark
entor" by
What type of signal word is used in this sentence?
need and
en who was
generalization
description
thought
feeling
Answers
Answer:
generalization
Explanation:
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When laying supply hose to the fire scene during a roadway response, lay the hose: (138)
A. to the side of the street.
B. so that it is not on the street.
C. alternating sides of the street.
D. down the middle of the street.
Answers
B. When laying supply hose to the fire scene during a roadway response, lay the hose so that it is not on the street.
When laying supply hose to the fire scene during a roadway response, it is important to lay the hose in a way that it is not on the street. This is crucial for several reasons. Firstly, having the hose on the street can obstruct traffic and impede the movement of emergency vehicles. Secondly, it can pose a safety hazard for both firefighters and motorists, increasing the risk of accidents or injuries. Instead, the hose should be laid alongside the street or in a designated area away from the main roadway. This allows for unobstructed traffic flow and ensures the safety of responders and the public. Firefighters should follow proper procedures and guidelines to ensure the effective and safe deployment of supply hose during roadway responses.
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in the contingency table we have (r - 1) times (c - 1) degrees of freedom (r is the number of rows and c is the number of columns). true false
Answers
It is false that in the contingency table we have (r - 1) times (c - 1) degrees of freedom (r is the number of rows and c is the number of columns).
In a contingency table, the degrees of freedom are calculated differently. The degrees of freedom for a contingency table are determined by the formula (r - 1) * (c - 1), where r is the number of rows and c is the number of columns.
This formula represents the number of independent cells in the contingency table that can be freely varied without affecting the totals.
The degrees of freedom are associated with the chi-square test, which is commonly used to analyze the association between two categorical variables in a contingency table.
Thus, the given statement is false.
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Can some help me with this !!! Is 26 points!!
Answers
15,000,000 ohms because M=10^6
The analysis of an algorithm must take into consideration the computer that will be used to run a program that implements the algorithm.False
Answers
False, the analysis of an algorithm must take into consideration the computer that will be used to run a program that implements the algorithm.
What is an algorithm?
An algorithm (/aelrm/ (listen)) is a finite sequence of exact instructions used to solve a class of particular problems or carry out a calculation in mathematics and computer science. For performing calculations and processing data, algorithms are employed as specifications. Advanced algorithms can do automated deductions (also known as automated reasoning) and employ logical and mathematical checks to reroute the execution of the code along several paths (referred to as automated decision-making).
What is the analysis of an algorithm?
The act of determining an algorithm's computational complexity—the amount of time, storage, or other resources required to execute it—is known as algorithm analysis in computer science. This typically entails formulating a function that connects the amount of an algorithm's input to the number of steps (time complexity) or storage locations (number of storage locations) it requires (its space complexity). When the values of this function are modest or increase slowly relative to an increase in the size of the input, an algorithm is said to be efficient.
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A given lithium ion battery can supply 700 mA⋅hr with a constant output voltage of 16 V. How much energy in Joules is stored in this battery? Give your answer to a precision of 3 decimal points in engineering notation and include units in your answer using a standard SI prefix and the appropriate SI unit symbol
Answers
The energy stored in the given lithium-ion battery is 4.032 × 10⁴ Joules.
To calculate the energy stored in the lithium-ion battery, we can use the formula:
Energy (Joules) = Voltage (V) × Charge (Coulombs)
First, we need to convert the capacity of the battery from milliampere-hours (mA·hr) to coulombs (C).
Since 1 Coulomb is equal to 3600 Coulombs (1 A·hr = 3600 C), we can convert 700 mA·hr to coulombs:
700 mA·hr = 700 × (1/1000) A × 1 hr × 3600 s/hr
= 2.52 × 10³ C
Now, we can calculate the energy stored in the battery:
Energy (Joules) = 16 V × 2.52 × 10³ C
= 4.032 × 10⁴ J
Therefore, the energy stored in the given lithium-ion battery is 4.032 × 10⁴ Joules in engineering notation with units using a standard SI prefix and the appropriate SI unit symbol.
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what is a lintel? question 7 options: upright beam beam used to span an opening a form of volcanic stone a type of marble
Answers
Answer: A lintel is a type of beam that spans openings such as portals, doors, windows and fireplaces. It can be a decorative architectural element, or a combined ornamented structural item
iaas providers are amazon web services (aws) and rackspace. true false
Answers
This is true, because the IaaS providers refer to companies for engineering design that offer Infrastructure as a Service, which means they provide cloud-based infrastructure resources such as servers, storage, networking, and virtualization to their clients.
Responsible for the engineering design, setup, configuration, maintenance, and troubleshooting of all Windows Servers and related technologies. Amazon Web Services AWS and Rack space are both popular IaaS providers that offer these services to businesses and individuals. Therefore, the statement that IaaS providers are Amazon Web Services AWS and Rackspace is true.
Infrastructure as a Service IaaS providers are companies that offer cloud-based computing resources, such as storage, servers, and networking components, to customers on a pay as you go basis. Amazon Web Services AWS and Rack space are examples of IaaS providers, making the statement true.
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PPE is the first level of protecting an employee from hazards on the job site.
A) True
B) False
Answers
Answer:
The answer is B) False
when creep occurs in a plastic product, what loading and environmental conditions are likely?
Answers
Creep in a plastic product can occur due to both mechanical and environmental loading. Mechanical loading can include high mechanical stress resulting from bending, compressing, stretching, or twisting.
What is Mechanical?
Mechanical engineering is the branch of engineering that deals with the design, analysis, manufacturing, and maintenance of mechanical systems. It combines elements of physics, materials science, and engineering to create machines and devices that can perform a variety of tasks.
Mechanical engineers use their knowledge of mathematics, physics, and materials science to develop processes and machines that are efficient, reliable, and safe. Mechanical engineers design and build a wide range of products and systems, from aircraft engines to medical devices, from robots to power plants.
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