describe and differentiate ways of scheduling linux commands to be executed in the future.
In a Linux system, you can schedule future tasks with the at command. The at command works with the atd daemon, just like the crontab file does with the cron daemon.
In Linux, what is scheduling?The Linux scheduler is a multi-queue scheduler, which means that there is a run queue of processes waiting for each of the logical host CPUs. In one of these run queues, each virtual CPU waits for its task to be completed. A CPU migration is the process of moving a virtual CPU from one run queue to another.
What exactly is execution planning?Automated server-side script logic known as Scheduled Script Executions or Scheduled Jobs are executed at a predetermined time or on a regular basis. When application processes require script logic to be executed according to a time schedule, use Scheduled Script Executions.
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Question # 3 Dropdown Complete the sentence. During the phase of a software development project, developers create a detailed plan that specifically defines how each of the needed features will be implemented.
Answer: D
Explanation:
"During the "requirements and analysis" phase of a software development project, developers create a detailed plan that specifically defines how each of the needed features will be implemented."
The requirements gathering and analysis phase is a crucial step in the software development process. It involves collecting detailed information about each requirement and understanding its purpose. The focus of this phase is to determine the best way to fulfill each requirement and to plan for testing.
During this phase, input from testers is also valuable as they contribute to the analysis of the requirements. Additionally, this step includes a key decision-making aspect, the buy vs build decision. It is important to evaluate whether it is more cost-effective to purchase a third-party product instead of building one from scratch.
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java declare double variables x1, x2, x3, and x4, and read each variable from input in that order. find the average of x1, x2, x3, and x4 and assign the result to avgnumber.
The required program or the code for given question is given below.
What is code for finding the Average?#include <iostream>
#include<iomanip>
using namespace std;
int main()
{
double avgValue;
double x1,x2,x3,x4;
cout<<"Enter values of x1, x2, x3 and x4 : " ;
cin >> x1 >> x2 >> x3 >> x4;
avgValue = (x1+x2+x3+x4)/4;
cout << fixed << setprecision(2) << avgValue << endl;
return 0;
}
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given the following decision variables: x1: number of hyperlinks to produce x2: number of fastlinks to produce x3: number of speedlinks to produce x4: number of microlinks to produce x5: number of etherlinks to produce what is the objective function?
A. Max [(189-136)X1+(149-101)X2+(129-96)X3+(169-137)X4+(139-101)X5] is the correct objective function. It represents the objective of maximizing the profit, where the profit is the difference between the selling price and the production cost of each type of link.
The profit for Hyperlinks is (189-136)X1, for FastLinks is (149-101)X2, for SpeedLinks is (129-96)X3, for MicroLinks is (169-137)X4 and for EtherLinks is (139-101)X5. The objective is to maximize the total profit by choosing the optimal values of the decision variables (X1, X2, X3, X4, X5).
Option B. Min [(189-136)X1+(149-101)X2+(129-96)X3+(169-137)X4+(139-101)X5] would represent the objective of minimizing the profit, which is opposite of what is given in the problem statement.
Option C. Max (189X1+149X2+129X3+169X4+139X5) doesn't consider the production cost and thus will not give the correct profit value.
Option D. Min (136X1+101X2+96X3+137X4+101X5) would represent the objective of minimizing the production cost, which is not the same as maximizing the profit.
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what is the value of r as a result of executing the code segment?
A code segment, commonly referred to as a text segment or just text in computing, is a chunk of an object file or the relevant area of the program's
In coding, what is a segment?A code segment in computing is a chunk of an object file or the corresponding area of the virtual address space of the programme that includes executable instructions. It is sometimes referred to as a text segment or simply as text.
What distinguishes.code/.data from code/data segment.The only distinction that comes to mind between "code and data segment/code segment directives" is that when employing a code segment while, segments must be closed.
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50 points 3. Which of the following statements is true of phishing emails?
O A. They're important to keep.
B. They come from trusted sources.
C. They pretend to need information and use it for harm.
D. They're the same thing as junk mail.
Answer:
C. They pretend to need information and use it for harm
Explanation:
goog it
They pretend to need information and use it for harm. Therefore, the correct answer is option C.
Phishing is a form of cybercrime in which criminals use malicious emails and websites to try and extract sensitive information such as usernames, passwords, credit card numbers, and other personal information from unsuspecting victims. The criminals use this information for their own financial gain, either by stealing the victim's money or using the victim's identity to commit various other frauds. Phishing emails often appear to come from trusted sources and can use various tactics to try and convince the recipient to click on a malicious link or provide credentials. In contrast, junk mail or spam is just annoying and usually is not associated with malicious activities.
Therefore, the correct answer is option C.
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why are carbon and silicon especially relevant to us:
Both silicon and carbon play a significant role in human life. Silicon is a key element in electronics and has been utilized by humans to create everything from arrowheads to glass.
The required details for Carbon/Silicon in given paragraph
How does the Carbon/Silicon work?
A key component of human biology is carbon. Mick Jones, formerly of The Clash and Big Audio Dynamite, and Tony James make up the rock duo Carbon/Silicon (formerly of Generation X and Sigue Sigue Sputnik). The band got its start in 2002.
Carbon/Silicon attempts to buck the conventional approach to rock & roll, much like Jones' earlier work with Big Audio Dynamite. Alan McGee, a critic, described the group as
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Explain how you would filter the dog dataset using traversal to have a filtered list of dogs who live long lives.
This is within code. Org Unit 5 Lesson 10. 7
In such a dataset, the data tree's deepest level would contain the individual canines who lived the longest lifetimes.
Explain dataset ?In such a dataset, the data tree's deepest level would contain the individual canines who lived the longest lifetimes.In order to add all of the nodes at the deepest level to a new list, you would have to navigate the tree.Therefore, all of the canines who lived the longest lives will be included in this list.The deepest node would be reached by moving along the farthest left side of the tree. Then, you would need to go back and go along the tree's left-right node to determine whether it continues further.Each time you succeed in reaching the deepest node, add it to the list.
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What is the main purpose of trace arrows for a precedent cell?
A
* The arrows show how data has corrupted a cell.
O The arrows show from which cells data is coming.
O The arrows show where a specific error is occurring.
The arrows show where a specific error is going next.
Answer:
O The arrows show from which cells data is coming.
Explanation:
Which statement best describes elasticity?
Elasticity in cloud computing refers to the ability of a cloud system to automatically scale up or down its resources, such as computing power and storage, in response to changes in demand.
What is elasticity in cloud?
Elasticity in cloud computing refers to the ability of a cloud service to automatically adjust its capacity to meet the needs of the workload.
This can include scaling up or down the number of virtual machines, increasing or decreasing storage capacity, or adjusting the amount of network bandwidth.
This allows users to only pay for the resources they need, and can also help to improve the performance and availability of their applications.
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assume that a runner runs 14 kilometers in 45 minutes and 30 seconds. write a program that displays the average speed in miles per hour. (note 1 mile is equal to 1.6 kilometers.
Mercury orbits the Sun at a speed of 30 kilometers per second. At this time, Mercury will move in 2 seconds.= 48 + 2 miles. equals 96 kilometers.
Mercury travels around the Sun at a speed of 48 kilometers per second. Mercury will travel 96 kilometers in 2 seconds. What is an object's speed? The ratio of the distance an object travels to the time it takes to cover that distance is the object's speed. Mercury orbits the Sun at a speed of 30 kilometers per second. Therefore, the rate of Mercury's orbital motion around the Sun in kilometers per second= 30 divided by 1.6 km/s. 48 kilometers per second. At this time, Mercury will move in 2 seconds. = 48 + 2 miles. equals 96 kilometers. Mercury travels around the Sun at a speed of 48 kilometers per second. Mercury will travel 96 kilometers in 2 seconds.
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is the open( ) system call in unix absolutely essential? what would the consequences be of not having it?
No, it is not necessary to use the open() system call on Unix. Since the open() system call is used to open a file and assign it a file descriptor, without it the system would have trouble handling files.
The required details for system in given paragraph
What is a system?
A A System is an organized set of elements working together to achieve a common goal. It can refer to different components like a physical system, a business system, a computer system or a social system. Systems typically include input, processing, output, and feedback loops that help the system adapt to changing conditions.
Without the open() system call, applications would not be able to interact with files, limiting their functionality would .
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the cost to ship a package is a flat fee of 75 cents plus 25 cents per pound. 1. declare a const named cents per pound and initialize with 25. 2. get the shipping weight from user input storing the weight into shipweightpounds. (remember %d is used to read in an integer from the user.) 3. using flat fee cents and cents per pound constants, assign shipcostcents with the cost of shipping a package weighing shipweightpounds. c programming
The price of shipping a package containing c programming that weighs shipweight pounds
const int CENTS_PER_POUND = 25;
int shipweight pounds;
printf ("Enter the shipping weight in pounds: ");
scanf ("%d", &shipweigh tpounds);
int shipcostcents = 75 + (shipweight pounds * CENTS_PER_POUND);
What is weight?It is a measurement of the heaviness of an object, and is determined by the gravitational pull of the Earth or other celestial objects on the object. Weight is measured in Newtons, kilograms, and pounds, depending on the system of measurement used. Weight is affected by the mass of the object, its location in the universe, and the gravitational pull of the Earth or other celestial bodies on the object.
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Practice with CSS. A. Write the CSS for an HTML selector footer with the following characteristics: a light-blue background color, Arial font, dark-blue text color, 10 pixels of padding, and a narrow, dashed border in a dark-blue color. B. Write the CSS for an id named notice that is configured to 80% width and centered. C. Write the CSS to configure a class that will produce a headline with a dotted line underneath it. Choose a color that you like for the text and dotted line. D. Write the CSS to configure an h1 element selector with drop-shadow text, a 50% transparent background color, and sans-serif font that is 4em in size. E. Write the CSS to configure an id named feature with small, red, Arial font; a white background; a width of 80%; and a drop shadow
Different languages are used by HTML and Cascading Style Sheets (CSS). All headings, lists, and paragraphs will appear and operate consistently.
What part does CSS play in setting up a class?A CSS class is an attribute that is used to specify a set of HTML elements in order to apply certain styling and formatting to those components using CSS.
An element called a CSS class is used to identify a group of HTML elements so that the proper styling and formatting may be applied to those elements using CSS.
Therefore, /*# represents ID selector
*/
#feature{
font-family: 'Arial';
font-size: 10px;
color: red;
background: white;
width: 80%;
filter: drop-shadow(30px 10px 4px #4444dd);
}
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the full receiving and return address, including names, along with the highest classification level and dissemination markings are required to be on the outer layer of classified documents double wrapped for mailing.
On the outer layer of classified documents double-wrapped for shipping, the whole receiving and return address, including names, as well as the highest security level and dissemination markings, are necessary. Loss, compromise, or suspicion of compromise are all components of a security violation.
Receiving Addressindicates the address(es) on the relevant blockchain that has been designated, as the Company may transfer or refund any proceeds from the auctions to bidders.
Return AddressWhen sending letters by postal service, a return address explicitly includes the sender's address. It gives the recipient (and occasionally authorized intermediates) a way to decide how to react to the message's sender, if necessary.
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what two large studies helps to inform the risk of sudden cardiac death as a result of exercise and guided the acsm preparticipation screening algorithm?
Exercise preparticipation questionnaires, according to research, may lower the risk of acute myocardial infarction (AMI) or sudden cardiac death (SCD).
What is sudden cardiac death (SCD)?
SCA and SCD refer to the sudden cessation of cardiac activity with hemodynamic collapse, which is typically caused by sustained ventricular tachycardia/ventricular fibrillation. These events are most common in patients with structural heart disease (which may or may not have been diagnosed previously), particularly coronary heart disease. (See "Pathophysiology and Etiology of Sudden Cardiac Arrest" for more information.)If an intervention (e.g., defibrillation) or spontaneous reversion restores circulation, the event is called SCA (or aborted SCD), and if the patient dies, the event is called SCD [1]. However, the term SCD is still used to describe both fatal and nonfatal cardiac arrests. The specific causes of SCA differ depending on the population studied and the patient's age (table 1). SCA is caused most commonly by hemodynamic collapse caused by primary ventricular fibrillation (VF) or ventricular tachycardia (monomorphic or polymorphic) degenerating into VF.To learn more about sudden cardiac death (SCD) refer to:
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ad extensions assist in providing users with which two things they want from their search experience?
Promotion augmentations help with furnishing clients with Pertinent data and Data in view of their second they need from their hunt insight.
What is one of the principal reasons for utilizing promotion augmentations?A Googgle promotion expansion is an extra snippet of data that makes your promotion more valuable to perusers. It gives data like merchant surveys, different connections from your site, and phone numbers, subsequently extending your commercial.
What is the advantage of remembering promotion augmentations for your pursuit promotion?Promotion expansions are a fast and simple method for growing your Pursuit advertisements, giving individuals more motivations to pick your business — at no additional expense. There is an entire scope of manual expansions you can decide to carry out yourself, like area data, cost, and advancement callouts.
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which networking component would connect to a soho router, operating at the first layer of the osi model?
Devices at layer 1 include Ethernet cable connectors, repeaters, and hubs. These are the fundamental components that are used at the physical layer to transmit data through a specific physical medium that meets the needs of the network.
What in networking is Layer 1?The physical media of the network, which are the actual hardware elements that process and transmit digital data over long distances, are referred to as Layer 1 of the OSI layer. It specifies how physical electrical signals, as opposed to the logical data packets that other layers handle, are transported.
A router is a Layer 1 device, right?The Network-Control Layer, the third layer of the OSI Model, is where routers are operational.
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what type of value does the input function always result in?
A string is always returned by the input function. The data from the user is first converted into a string via the Python library's input function.
Input () returns a value for what reason?To encourage user interaction, the Python input () operation is used. allows queue browsing and user input. After reading the data, it turns it into a personality unit and then sends that back. after switching to character unit, returns user input
What does input mean in Python?The input() method in Python is used to collect user input. The input function turns any input you provide into a string. The input() function still converts an integer value you enter into a string.
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at which layer of the osi model does a router function? A .Presentation LayerB .Transport LayerC .Network LayerD .Datalink LayerE .Application LayerF .Physical LayerG .Session Layer
A router is a popular Layer 3 device used in the network layer of the OSI Model. A router that operates at Layer 3 will look at the IP and IPX addresses of incoming data packets.
What is Layer 3's function in the OSI model?OSI Model, Layer 3: The network layer provides the practical and procedural methods of transporting variable length data sequences from a source host on one network to a destination host on another network while upholding the level of service demanded by the transport layer.
What does OSI's network layer mean?The OSI Model's foundation is thought to be the network layer. By designating a destination, it decides which logical channel (virtual circuit) is the optimal for transferring data between nodes and manages it.
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If a fan is installed in a computer case so that it blows the wrong direction , what problem can this cause ?
Dust and debris may result if a fan is installed in a computer case such that it blows in the wrong direction.
Can the direction of a PC case fan be reversed?Not possible. To be able to reverse the rotation, which practically all computer fans cannot accomplish, a fan must be made to spin in both directions. The PCB in these brushless fans only changes the phases in one direction.
How can I turn my computer's fans in a different direction?It's possible that you can just remove the fan, flip it over to the opposite side (or right-side up, as it were), and then screw it back in. Most fans can be set up facing either way.
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list five applications of personal computers. is there a limit to the applications of computers? do you envision any radically different and exciting applications soon? if so, what?
Five computer applications cases Education in banking industrial sectors Entertainments. Hospitals. handling data.
Do computers have a finite range of possible uses?No fixed cap exists. The quantity of system resources (such as CPU cycles, RAM, HDD seek/write activity, etc.) that each program "consumes," as well as the amount of RAM and processing power (CPU speed) you have, all have a role in how many apps can be executed at once.
What use cases exist for personal computers?Word processing, Internet browsing, Internet faxing, e-mail and other digital messaging, multimedia playback, computer game play, and programming are all frequent tasks that can be performed using software applications.
To train computer vision systems, use deep learning techniques.
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HELP ME PLEASEEEEEEEEEEE
A non-profit director presenting the impact of the organization over the past year to a possible contributor and a marketing director summarizing the most effective marketing initiatives this year to their supervisor.As a result, choice C is accurate.
What is marketing director?A marketing director is a specialist in charge of supervising each step in the planning and implementation of a specific campaign.Planning, performing analysis, and leading their team are their responsibilities, along with making sure that interactions with clients and coworkers go smoothly from start to finish.Because it is a business, a capable marketing director must be able to make the numbers.They have a keen eye for where others miss development.If they don't, though, they are the first to confess it and offer a fix before being asked.The chief marketing officer is the de facto leader of the marketing department, while the marketing director is a leader within their area of the marketing team.To learn more about marketing director refer
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How to solve : sorry accessing peacock through a vpn is restricted
Sorry, using a VPN to access Peacock is prohibited (OVP 00013). With either of its services.
The required details for VPN in given paragraph
Unlocator VPN continually adjusts to such problems and gets around them. With Unlocated VPN, you may quickly get an American IP address by connecting to one of the US server locations within the program.
Describe the VPN
The term "Virtual Private Network," or VPN, refers to the possibility of creating a secure network connection when utiliZing public networks. VPNs mask your online identity and encrypt your internet activity. This makes it more challenging for outside parties to monitor your internet activities and steal data.
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write 3 different functions in c to create an array of 10 integers on the heap without causing a memory leak. hint: you will need to assign the address to a pointer that was created outside the function. remember, you can return an address or change what a pointer points to (the contents of a pointer) in a function by passing the pointer by reference or by passing the address of the pointer.
In order to prevent memory leaks, it is a good idea to write the free() statement right after the malloc() or calloc() method.
What procedure can be applied to prevent a memory leak? In order to prevent memory leaks, it is a good idea to write the free() statement right after the malloc() or calloc() method.To prevent dangling pointers, the free() statement should be followed by assigning NULL to the pointer variable.There are a few causes of memory leaks in C/C++:When the pointer loses its initial allocated value in C/C++ programming, a memory leak typically happens.Due to the allocated object's unavailability and inability to be deallocated, it becomes the source of the memory leak.Memory Leakage Factors.Using Unwanted Object Reference: These are object references that are no longer required.The garbage collector was unable to free up the memory because another object was still making references to the undesired object.Using long-lived static objects causes a memory leak as well.To learn more about memory leaks refer
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3.19 lab: convert from seconds people find it easier to read time in hours, minutes, and seconds rather than just seconds. write a program that reads in seconds as input, and outputs the time in hours, minutes, and seconds. ex: if the input is: 4000 the output is: hours: 1 minutes: 6 seconds: 40
Calculate the seconds, subtract the corresponding seconds in hours and minutes you previously found, the remaining is the seconds you have
Print the hours, minutes, and seconds
seconds = int(input("Enter time in seconds: "))
hours = int(seconds / 3600)
minutes = int((seconds - (hours * 3600)) / 60)
seconds = seconds - ((hours * 3600) + (minutes * 60))
print("{} hour(s) {} minute(s) {} second(s)".format(hours, minutes, seconds))
*The code is in Python.
Ask the user to enter the time in seconds
Calculate the hours, divide the seconds by 3600 and cast it to the integer
Calculate the minutes, subtract the corresponding seconds in hours you previously found, divide it by 60 and cast the result to the integer
Calculate the seconds, subtract the corresponding seconds in hours and minutes you previously found, the remaining is the seconds you have
Print the hours, minutes, and seconds
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A(n) ________ support system is designed to be easy to use and allows someone to obtain essential information without extensive training
An executive assistance system is created to be user-friendly and enables access to crucial information without substantial training.
What decision-support tool is utilized to facilitate group work?Along with GDSS, there are three basic types of DSS decision models: tactical, operational, and strategic. A GDSS, which includes tools to assist group meetings and collaborative work, is specifically created to serve multiple decision makers or a team of decision makers.
Which of the following systems is utilized by management and executives who require access to data in a summary format?With the use of decision support systems, managers can more easily compare and evaluate vast amounts of data by using different decision models to analyze or summarize the data.
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Why did we have to typecast age as a str data type in the print statement?
Answer: The process of typecasting involves changing a value's data type. The variable "age" in this instance is probably saved as an integer or a float data type, and the print command is converting it to a string data type. This is done so that the text in the print statement and the value of "age" may be concatenated to create a single string that can be printed. The print command will malfunction and throw a TypeError if the variable "age" is not typecasted to a string.
Explanation:
what is the difference between a formula and a function in excel?
A function in Excel is a calculation that has already been specified, whereas a formula is an equation created by the user.
Without a function, what good is an Excel formula?A formula is an equation that determines the value of a cell by using hard-coded numbers or cell references. Sometimes a straightforward formula is all you need to achieve the appropriate answer, but functions allow you to do much more. An Excel function is an existing, predefined formula.
What are functions and formulas?The OR function returns TRUE if any of its parameters are evaluated as TRUE, and FALSE if all of them are.
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what additional type of license must be purchased for each client device or user that will be accessing the server when using windows server 2016 standard or datacenter editions?
Client Access Licenses (CALs) user that will be accessing the server when using windows server 2016 standard or datacenter editions.
What is datacenter edition?
The Microsoft server operating system known as Windows Server Datacenter Edition is designed for line-of-business applications that need the highest levels of scalability and availability, server consolidation, big data warehouses, and OLTP (online transaction processing).
Additionally, the Storage Spaces Direct software-defined storage functionality and support for software-defined networking are absent from the standard version. Virtual-machine licencing is the primary distinction between the Standard and Datacenter editions. An infinite number of Windows Server containers are supported by both editions.
Similar to Standard, Datacenter demands CALs but permits an unlimited number of virtual machines to be run simultaneously. It will typically be less expensive to get simply the standard licence if you are operating fewer VMs on a physical server because the cost of a Datacenter licence is significantly greater than that of a standard licence.
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