assume that the file phone exists in the current directory. what would you type to display the phone file but change the string (509) to (478) when the file is displayed?
Answers
The sed command with the search and replace functionality is a convenient way to modify specific strings within a file while displaying its contents.
The contents of the "phone" file and replace the string "(509)" with "(478)" it is displayed, you can use the sed command in the terminal.
The sed command is a powerful stream editor that can perform search and replace operations on text.
Here's the command you would need to use:
sed 's/(509)/(478)/g' phone
Let's break down the command:
sed:
The command to invoke the stream editor.
's/(509)/(478)/g':
The expression within single quotes specifies the substitution operation. The s indicates a substitution, (509) is the string to be replaced, (478) is the replacement string and g is the global flag to replace all occurrences in each line.
phone:
The filename of the file you want to display and modify.
Replace phone with the actual filename if it's different.
When you run this command it reads the "phone" file, searches for every occurrence of "(509)" and replaces it with "(478)".
The modified content is then displayed on the terminal without altering the actual file.
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Related Questions
mango tech has a program that offers consumers money back for their old mango computers so that the materials used to make the computer can be retained within a closed system. which of the primary environmental goals does mango tech's program address?
Answers
Mango tech's program addresses the primary environmental goal of closed-loop recycling, as it aims to retain the materials used to make the mango computers within a closed system. By offering consumers money back for their old computers, Mango tech encourages the proper disposal of electronic waste and promotes the reuse of valuable resources.
Mango Tech's program appears to address the primary environmental goal of "closing the loop" or achieving a circular economy. By offering consumers money back for their old Mango computers, Mango Tech is incentivizing consumers to return their old products rather than dispose of them, which helps to keep the materials used in the computer within a closed system. This reduces the need for raw materials and minimizes waste, contributing to a more sustainable use of resources. Overall, the goal of a circular economy is to minimize resource use, waste, and pollution by keeping materials in use for as long as possible.
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widely used in the areas of business-to-business (b2b) electronic commerce and supply chain management (scm), what term is used to describe a network that connects parts of the intranets of different organizations and enables business partners to communicate securely over the internet using virtual private networks (vpns)?
Answers
The term used to describe this network is a Virtual Extranet.
What is network?Network is a system of computers or other devices connected to each other, usually via cables or wireless technology, that can communicate and share data. It allows users to access, store and exchange information, resources and services. Networks can be local or wide area, private or public, and can range from a single connection between two computers to millions of connected devices spanning the globe. Networks are used for a variety of purposes, including file sharing, streaming audio and video, video conferencing, online gaming and more.
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How can you find your local ip address from command prompt?
Answers
Answer: run ipconfig
Explanation: This gives you all of ip information need
What is the typical educational requirement for a non-entry level software programmer? high school diploma technical certificate bachelor’s degree master’s degree
Answers
Answer: technical certificate
Explanation: i just took the test and i got it right
A bachelor's degree in computer science, information technology, or computer engineering is usually required for a career as a computer programmer. Option C is correct.
What education do you need to be a non-entry level software programmer?Computer programmers create computer programs by creating code in a variety of programming languages. They run new programs through their paces and look for flaws. A bachelor's degree is often required for computer programmers, however some firms may recruit programmers with an associate degree.
Individuals who want to work as computer programmers must have a degree in computer science, information technology, mathematics, or a related field.
A bachelor's degree in computer and information technology or a related discipline, such as mathematics, is often required for computer programmers. Some firms, however, hire people with different degrees or experience in specialized programming languages.
Therefore, option C is correct.
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A Floppy Disk is an example of:
a) Primary Storage Device
b) Secondary Storage Device
c) Software Device
d) All the above
Answers
Answer:
B I think-
Explanation:
Its either Primary or Secondary :) pretty sure its secondary tho
Answer: Answer is B Heart if this was helpful
Explanation: Alternatively referred to as a floppy or floppy disk, a floppy diskette is a storage medium capable of holding electronic data, like a computer file.
Should the government encourage people to own their own homes, even if they have to go into debt to do that?
Answers
Answer:
Yes yes yes yes yes yes yes yes yes tes
Linda works from home occasionally and needs to set up her computer at work so she can remote in from her home office. Which tools should she use
Answers
Explanation:
Check the type of hard drive installed.
hope this helps you ❣️
in order to avoid the possibility of r2 creating a false impression, virtually all software packages include adjusted r2. unlike r2, adjusted r2 explicitly accounts for what?
Answers
R-squared (R2) is a statistical measure that shows how much of a dependent variable's variance is explained by one or more independent variables in a regression model.
R-squared (R2) is a statistical measure that shows how much of a dependent variable's variance is explained by one or more independent variables in a regression model. R-squared measures how well the variation of one variable accounts for the variance of the second, as opposed to correlation, which describes the strength of the relationship between independent and dependent variables. Therefore, if a model's R2 is 0.50, its inputs can account for around half of the observed variation.
An indicator of how much variance in a dependent variable is explained by one or more independent variables in a regression model is the R-Squared statistic.
R-squared is typically used in the context of investment to refer to the proportion of changes in a security or fund.
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When developing an output control system, it is important to implement output standards that: (Choose all that apply.)
Answers
When creating an output control system, it is important to implement output standards or targets that managers think will have good measure efficiency, quality, etc.
What is this system about?In an output control system, it is important for managers to first make sure that they set of goals or output performance standards or targets that they believe will best measure in terms of efficiency, quality, etc., for their firm.
Note that this system often acts as a behavior control systems that helps in providing methods that can be used to ensure that workers do well in ways that make the work to be efficient.
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write a rainfall class that stores the total rainfall for each of 12 months into an array of doubles
Answers
Answer:
class Rainfall {
public:
// Constructor
Rainfall();
// Accessor functions
double getTotal() const;
double getAverage() const;
double getMonthlyTotal(int month) const;
double getMostRainfall() const;
double getLeastRainfall() const;
void print() const;
// Mutator functions
void setMonthlyTotal(int month, double rainfall);
private:
static const int MONTHS_IN_YEAR = 12;
double monthlyRainfall[MONTHS_IN_YEAR];
};
what prevents a user from entering a reservation for a customer who has not yet been registered in the customers table?
Answers
In a properly designed database, a user should not be able to enter a reservation for a customer who has not yet been registered in the customers table.
This is typically achieved through the use of database constraints and foreign keys. constraint is a rule that is enforced by the database management system to ensure the integrity of the data. One type of constraint commonly used in databases is a foreign key constraint. A foreign key is a column or set of columns in a table that refers to the primary key of another table. This creates a relationship between the two tables, and ensures that data entered into the foreign key column must match the data in the primary key column of the related table. In this case, the reservation table would have a foreign key column that refers to the primary key column of the customers table. This would prevent a user from entering a reservation for a customer who has not yet been registered in the customers table, because the foreign key constraint would require that the customer's information already exist in the customers table before a reservation can be entered for them. So, if a user tries to enter a reservation for a customer who has not yet been registered in the customers table, the database will not allow it due to the foreign key constraint violation.
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The system should have a validation check in place that prevents a user from entering a reservation for a customer who has not yet been registered in the customers table.
This validation could be done by cross-referencing the customer's information with the customers table before allowing a reservation to be made. If the customer is not found in the table, the system should prompt the user to first register the customer before proceeding with the reservation. This helps ensure accuracy and completeness of customer data, and prevents errors or inconsistencies in the reservation process.
In addition to improving the accuracy and completeness of customer data, this validation check can also help to ensure that the reservation system is more efficient and effective, as it helps to prevent errors and reduce the need for manual corrections.
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4) Tables in HTML are the attractive way of representing information in the form of rows and WMS.
5) To create a table in HTML, <table> tag is used.
II. Multiple Choice Questions:
1) Which HTML tag is used to define a table?
0
<tab
<tb>
2) The first tag in HTML documents is:
<<BODY>
<HTML>
</HTML>
Crow
3) With the help of which tag, is a row defined in HTML?
0
<tablerow>
4 By using which of the following options, the border of table can be collapsed?
border-collapse collapse
border collapse
) table-border collapse
iv)
table-border-collapse collapse
5) Which one of the following tags is used to add caption to a table?
<table-caption> <tcaption>
<caption>
Answers
Answer:
1) if "<table>" is an option then that's the answer
2) <HTML>
3) <tr>
4) border-collapse collapse
5) <caption>
Explanation:
Currently studying HTML and these are the tags I'm familar with.
kathy executed the show interfaces command on a router and reviewed the output. which output indicates a layer 1 problem with the serial0/1/1 interface?
Answers
A network that is directly connected to the router is identified by the letter C next to an entry in the output of the show ip route command.
Algorithms are employed in dynamic routing to compute numerous potential routes and identify the optimum path for traffic to follow through the network. It employs link state protocols and distance vector protocols, two classes of sophisticated algorithms. A condensed statement about each IP interface, including its IP address, line and protocol status, and how the address was configured, is displayed by the ship interfaces short command (DHCP or Manual). The startup configuration file kept in NVRAM is displayed using the show startup-config command. The router will restart with this configuration in place.
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Help I will give brainliest! Critical thinking questions!
Answers
\(question - \)
\(the \: picture \: is \: completely\: dark\)\(it \: will \: be \: very \: help \: full \: if \: you \\ post\: the \: question \: again \: \)Which type of software is used for marketing research as a way to find out about users' preferences?
adware
freeware
shareware
spyware
Answers
Answer:
Adware
Explanation:
It's software that displays advertisements to users and gauges their preferences
A newly released mobile app using Azure data storage has just been mentioned by a celebrity on social media, seeing a huge spike in user volume. To meet the unexpected new user demand, what feature of pay-as-you-go storage will be most beneficial?
Answers
Answer:
The ability to provision and deploy new infrastructure quickly.
Explanation:
As per the question, the 'ability to provision and deploy new infrastructure quickly' feature would be most beneficial in meeting this unanticipated demand of the users. Azure data storage is characterized as the controlled storage service that is easily available, resistant, secure, flexible, and dispensable. Since it is quite a flexible and available service, it will meet the storage demands of a high range of customers conveniently.
If you wanted a smartphone with the fewest restrictions on application development which smartphone operating system should you choose
Answers
Answer:
Apple iOS
Explanation:
A software can be defined as a set of executable instructions (codes) or collection of data that is used typically to instruct a computer on how to perform a specific task and solve a particular problem.
Basically, softwares are categorized into two (2) main categories and these are;
I. Proprietary software: it's also known as a closed-source software and it can be defined as any software application or program that has its source code copyrighted and as such cannot be used, modified or distributed without authorization from the software developer.
II. Open-source software: it's a type of software in which end users are granted the permission to use, study, modify, copy and share the software with its source code anyhow.
An Apple iOS is an example of an operating system that has the open-source software features and as such its users are faced with minimal restrictions on application development.
This ultimately implies that, if you wanted a smartphone with the fewest restrictions on application development the smartphone operating system you should choose is Apple iOS.
3. What does a production sound mixer do? Which responsibility of a production sound mixer do you think sounds most difficult and why? A production sound mixer has many duties, he has to announce each take that is being films, he also is responsible for recording voice-overs/wild lines. In my opinion the most difficult is recording the wild lines because the dialogues and all the film lines are in your hands, it's a lot of responsibility and you need to be very organized to keep track of all the lines you need to record and make sure that everything sounds right.
Answers
Answer:
The production sound mixer has various jobs around the studio, such as slating, wild lines, voice-overs, and background sound effects. Their hardest is likely slating, which requires a bit more precision than their other jobs.
Explanation:
"What does a production sound mixer do? Which responsibility of a production sound mixer do you think sounds most difficult and why?"
Straight from the lesson related to this question:
In getting sound right for a film, equipment is only part of the story. People are also needed to best use that equipment... On smaller-budget films, the filmmaker may select a production sound mixer who has his or her own equipment as this choice can save the filmmaker a considerable amount of money in sound equipment rental, and the mixer is likely to be skilled in using his or her own equipment.
In short, the production sound mixer is a person hired to mix sounds together in a film production. They have several responsibilities, such as those included in the passage below:
The responsibilities of the production sound mixer position can vary, again depending on the film's budget, needs, and size of crew. However, the production sound mixer does perform certain functions for almost every film. For example, s/he announces each take that is filmed and is responsible for slating. Slating is the use of the film slate, also called a clapboard, which shows specific information about each take, such as the date, director, production, scene number, and take number.
The production sound mixer can also be responsible for recording voice-overs, which are actors' lines that are not spoken by the actors within the scene... The sound mixer also records what are called "wild lines," which are lines that the actors repeat because the originals were not spoken or recorded clearly enough for the film's needs. He or she may not necessarily be responsible for creating the sound effects, but he or she may be responsible for recording the sound effects that someone else creates.
The production sound mixer has various jobs around the studio, such as slating, wild lines, voice-overs, and background sound effects. Their hardest is likely slating, which requires a bit more precision than their other jobs.
Quotes from FLVS.
*¿Qué requisito debe cubrir el reciclado de dispositivos
de los equipos de computo para el cuidado del medio
ambiente?
Answers
Visit Civic Institutions. ...
Donating Your Outdated Technology. ...
Sell Off Your Outdated Technology. ...
Give Your Electronic Waste to a Certified E-Waste Recycler
Which three statements correctly describe attributes of Oracle Cloud Infrastructure (OCI) compartments?
Your tenancy by default comes with a root compartment.
Compartments can be used to logically separate OCI resources.
Compartments can have sub compartments.
Resources within one compartment cannot interact with resources in other compartments.
Compartments can be used to physically separate OCI resources
Answers
The three statements that correctly describe attributes of Oracle Cloud Infrastructure (OCI) compartments are:
1. "Your tenancy by default comes with a root compartment." - This is correct because every tenancy in OCI has a root compartment that cannot be deleted or renamed.
2. "Compartments can be used to logically separate OCI resources." - This is correct because compartments allow you to organize and isolate your cloud resources for better management and security.
3. "Compartments can have sub compartments." - This is correct because you can create sub compartments within a compartment to further organize your resources.
The other two statements are incorrect. "Resources within one compartment cannot interact with resources in other compartments." - This is incorrect because resources in different compartments can interact with each other if they have the appropriate permissions. "Compartments can be used to physically separate OCI resources" - This is incorrect because compartments are used for logical separation, not physical separation.
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I need some help with this project. The picture of the assignment is above
Answers
Answer:
sorry
Explanation:
you need to do this on your own Wahhabi
but if you sub to my you-tube channel at chris got ha,x i will help you out
"Describe the differences between software construction and software deployment
Answer:
Differences between software construction and software deployment.
Explanation:
Software Construction - It is a software engineering discipline. It includes detailed creation of working software by combination of coding, verification, unit and integration testing, and debugging. It is also linked to other software engineering disciplines, most strongly to software design and software testing.
Software Deployment - It includes all of the steps, processes, and activities that are required to make a software system or update them according to the user. The most common activities of software deployment includes software release, installation, testing, deployment, and performance monitoring.
"
Answers
Software construction involves the detailed creation of working software through coding and testing, while software deployment focuses on the activities required to release, install, and monitor the software for users.
Software Construction:
Software construction is a fundamental discipline in software engineering. It encompasses the process of creating working software by writing code, conducting verification and validation activities, performing unit and integration testing, and debugging. This phase is closely connected to other software engineering disciplines, particularly software design and software testing. During software construction, developers translate the design specifications into executable code, ensuring that the software functions according to the intended requirements.
Software Deployment:
Software deployment encompasses the various steps and activities involved in making a software system available and functional for end-users. It includes processes such as software release, installation, testing, deployment, and performance monitoring. In software deployment, the focus shifts from the development environment to the user environment. The goal is to ensure that the software is properly installed and configured on the users' systems, that it functions correctly, and that any necessary performance monitoring or updates are in place. Effective software deployment requires coordination among different stakeholders, including developers, system administrators, and end-users.
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What invention do you wish existed during this quarantine? (I have to do a sales pitch for an invention in Spanish, the invention can be related to quarantine or after quarantine too.)
Answers
Answer:
Money
Explanation:
Car Insurance
what would be the type of rr that contains the host name of the mail server?
Answers
embedded systems typically are designed to perform a relatively limited number of tasks.
Answers
Embedded systems are designed to execute specific tasks and provide the required functionality to the end-users. The primary advantage of using embedded systems is that they can perform the assigned tasks with minimal supervision.
They are programmed to perform a limited number of tasks and have specialized functionalities that are hardwired into them to complete a particular task. As a result, they are more robust, reliable, and provide higher performance as compared to general-purpose computers.Embedded systems have become an essential component of modern electronic devices, and we use them daily without even realizing it. They are used in a wide range of applications, including home appliances, cars, smartphones, and industrial automation.
The use of embedded systems in such devices allows them to perform specific tasks, such as controlling the temperature of the fridge, monitoring and regulating the fuel injection system of the car, and controlling the fan speed in the air conditioner. Embedded systems are programmed using various programming languages, including Assembly, C, and C++, and they come in various forms, including microprocessors, microcontrollers, and System-on-Chip (SoC). Overall, embedded systems have made our lives more comfortable by providing efficient and reliable solutions that we use every day.
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PLEASE HELP ASAP!!!!!!!!!!!
Is this statement true or false?
A type of image you can use in your document is called clip art.
true
false
Answers
Answer:
True
Explanation:
its true i just took the test
If a web server is down (such as powered off), the server may return a page saying to please try again later.
a. true
b. false
Answers
The statement "If a web server is down (such as powered off), the server may return a page saying to please try again later" is true.
When a web server is down or powered off, it is unable to respond to incoming requests from users trying to access a website or web application hosted on that server. In such cases, instead of displaying the intended webpage, the server may return a specific page known as a "503 Service Unavailable" page. This page is often designed to inform users that the server is currently unavailable and to request them to try accessing the website again later.
The purpose of displaying a "503 Service Unavailable" page is to let users know that the server is aware of the issue and that it is temporary. It gives an indication that the server administrators are working on resolving the problem and that the service will be restored in the near future.
This approach is preferred because it provides a clear message to users, rather than leaving them wondering why the website is not loading or if there is an issue with their own internet connection. By displaying this page, the server is effectively communicating that there is a problem on the server side and that it is being addressed.
To summarize, when a web server is down or powered off, it may return a "503 Service Unavailable" page, which informs users that the server is temporarily unavailable and asks them to try accessing the website again later.
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Which statement is true about hacking?
Hacking is generally a positive practice to stop cyber crime.
Hackers do so for various reasons, including the challenge of it.
Hacking cannot be used in the process to help protect sensitive information.
Hackers are rarely successful when attempting to bypass security software.
Answers
Answer:
Hackers do so for various reasons, including the challenge of it
Explanation:
I would say it is this. Plz mark brainliest Thanks:)
Answer:
Hackers do so for various reasons, including the challenge of it
Explanation:
The name of an image (or file) can be found on the image
in the document window.
tab
panel
options
menu
Answers
Answer:
tab
Explanation:
think about an atm and its functionality. if you were creating a functional model for an atm, what would be the use cases for that system?
Answers
In a functional model for an ATM (Automated Teller Machine) system, some typical use cases would include the following.
How is this so?1. User Authentication - Verify the user's identity through PIN entry, biometrics, or card recognition.
2. Balance Inquiry - Display the user's account balance.
3. Cash Withdrawal - Dispense a requested amount of cash from the user's account.
4. Funds Transfer - Allow the user to transfer money between accounts or to another user.
5. Deposit - Accept cash or check deposits into the user's account.
6. Statement Generation - Generate and provide the user with an account statement.
7. Change PIN - Enable the user to change their PIN for security purposes.
8. Card Management - Provide options for card activation, replacement, or cancellation.
9. Language Selection - Allow the user to choose their preferred language for interaction.
10. Help/Support - Provide assistance and support to users for various issues or inquiries.
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