1) Write a command line that recursively copy the directories and files inside /etc to your home directory. g

Answers

Answer 1

Answer:

cp -R /etc /home

Explanation:

The command statement above is a Linux command line statement used to copy the directories and subdirectories of the /etc folder.

The 'cp' command is used to conventionally copy files and folders but with the '-R' flag, the specified folder is copied recursively. To copy a folder to another recursively, use the syntax;

cp -R <source folder> <destination folder>

Related Questions

flow chart to read 50 numbers and print summation of even numbers only

Answers

The sum of terms in an arithmetic progression formula is used to get the sum of even numbers formula. Sum of Even Numbers Formula is written as n(n+1), where n is the total number of entries in the series.

What is print summation of even numbers only?

Python comes with a built-in method called sum() that adds up the values in the list. Syntax: sum (iterable, start) (iterable, start) Iterable:

Most importantly, iterable should be numbers. Start: This start is added to the total of the iterable's numbers.

Therefore, By definition, when a number is divided by two, there is never a remainder. There will therefore be no residue when it is added to another even integer.

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19. What is the definition for the "Protection" mission area? A. Reduce loss of life and property by lessening the impact of disasters. B. Assist communities affected by an incident to recover effectively. C. Secure the homeland against terrorism and manmade or natural disasters. D. Avoid, prevent, or stop a threatened or actual act of terrorism.

Answers

The definition for the "Protection" mission area is to avoid, prevent, or stop a threatened or actual act of terrorism. Option D

What is protection mission area?

The "Protection" mission area is a term used in the United States National Preparedness System to describe actions taken to secure the homeland against acts of terrorism and man-made or natural disasters.

This includes efforts to avoid, prevent, or stop threats of terrorism and to reduce the loss of life and property by lessening the impact of disasters.

Additionally, the Protection mission area aims to assist affected communities in recovering effectively from incidents.

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why are there different types of input devices?

Answers

Answer: different inputs are made for different devices for hearing

Explanation:

anyone know how to answer questions

Answers

Answer:

yes

Explanation:

what are your questions though? when posting on here you should include the question you would want answered so someone can help you

write a statement that assigns middleinitial with the character t

Answers

MiddleInitial is a variable that has been assigned a character value such as 'T' or 't' . It can be used to store the middle initial of a person's name.

middleinitial = 't'; .

MiddleInitial is a variable that can be used to store the middle initial of a person's name. It is typically a character variable and can be used in various ways depending on the specific application.

For example, middleInitial might be used as a part of a larger data structure that stores personal information, such as a person's name, address, and phone number. This information can then be used in a program to generate a mailing label or to search for a specific person in a database.

Another way middleInitial might be used is in a program that takes user input and performs validation checks on it. For example, a program that prompts a user to enter their name might check that the middle initial entered is a single uppercase letter before proceeding.

It's important to note that the exact behavior of middleInitial in a program will depend on how it is used and where it is used. And also it's value is not predetermined, it's value will be assigned by the user or the programmer.

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The models below represent nuclear reactions. The atoms on the left of the equal sign are present before the reaction, and the atoms on the right of the equal sign are produced after the reaction.

Model 1: Atom 1 + Atom 2 = Atom 3 + energy
Model 2: Atom 4 = Atom 5 + Atom 6 + energy

Which of these statements is most likely correct about the two models?

Both models show reactions which produce energy in the sun.
Both models show reactions which use up energy in the sun.
Model 1 shows reactions in the nuclear power plants and Model 2 shows reactions in the sun.
Model 1 shows reactions in the sun and Model 2 shows reactions in a nuclear power plant.

Answers

The statements which is most likely correct about the two models are Both models show reactions which produce energy in the sun. Thus, option A is correct. Thus, option A is correct.

The basic fusion reaction through which the sun produces energy is when two isotopes of hydrogen, deuterium and tritium, atoms undergoes fusion reaction resulting to an helium atom, an extra neutron and energy. In this reaction, some mass are being transformed into energy.

Model 1 shows reactions in the nuclear power plants and Model 2 shows reactions in the sun.

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(ATRCKALLB) __________is an input device that contains a movable ball on the top.

Answers

Answer:

trackball

Explanation:

A trackball can be seen on a mouse.

what is MIS when it refers to the dat base

Answers

A management information system (MIS) is a computerized database of financial information organized and programmed in such a way that it produces regular reports on operations for every level of management in a company. It is usually also possible to obtain special reports from the system easily.

Answer: A management information system (MIS) is a computerized database of financial information organized and programmed in such a way that it produces regular reports on operations for every level of management in a company. It is usually also possible to obtain special reports from the system easily.

HOPE THIS HELPS

WILL BRAINLIEST Use the drop-down menu to correctly complete these sentences about the five standard Python data types.

are numeric values in Python data types.
A
is a large and changeable list that can contain any number of Python objects.

are connected sets of characters separated by quotation marks " ".

are sets of data separated by a comma between two parenthesis ( ).

are sets of data separated by a comma between two brackets [ ].

Answers

numbers,dictionary,strings,tuples and lists. in order

Answer:

numbers,dictionary,strings,tuples and lists. in order

Explanation:

what is meant by the purpose of the flashcards software application is to encourage students to condense difficult topics into simple flashcards to understand the key ideas in programming courses better

Answers

The purpose of a flashcards software application in the context of programming courses is to provide students with a tool that encourages them to condense complex and challenging topics into simplified flashcards.

These flashcards serve as a means for students to understand and internalize the key ideas and concepts in programming more effectively.

By condensing the material into concise flashcards, students are required to identify the most important information, grasp the core concepts, and articulate them in a clear and simplified manner.

The software application aims to foster active learning and engagement by prompting students to actively participate in the process of creating flashcards.

This process encourages critical thinking, as students need to analyze, synthesize, and summarize the material in a way that is easily digestible. Additionally, the act of reviewing these flashcards on a regular basis helps students reinforce their understanding, retain information, and improve their overall comprehension of programming topics.

Importantly, the focus on condensing difficult topics into simple flashcards helps students break down complex information into manageable, bite-sized pieces.

This approach enables them to tackle challenging programming concepts incrementally, enhancing their ability to grasp and apply the fundamental ideas effectively.

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What developments in chemical photography occurred in the nineteenth
century?

Answers

was coined in 1839 by Sir John Herschel, who was an important contributor to the development of the discipline himself. Thomas Wedgwood tried capturing pictures on pieces of leather, calling them “sun images” – however, they faded rapidly and could not be saved permanently. However, his actions were a passage to the first successful attempt to capture an image that would not fade away - one by Nicéphore Niépce in 1826, after 10 long years of working with camera obscura and photosensitive materials. when Niépce died and Daguerre continued the practice on his own. He then began exploring the silver-based processes again, until he finally discovered that pictures could be developed to full visibility using mercury fumes, with less exposure time too, directly onto the silver plates that were fumed with iodine vapor to produce silver iodide. The image was then stabilized or “fixed” using hot solution of common salt, which removed the remaining silver iodide. It was the year 1888 when Eastman’s very first hand-held Kodak camera containing the film went on the market and became available to practically everyone.

What must happen before a confusion matrix algorithm, like a decision tree, can be used?

Answers

Before a confusion matrix algorithm like a decision tree can be used, it must be trained on a dataset with input features and corresponding target values, and evaluated using a testing set and performance metrics.

Explain the process before using a confusion matrix algorithm.

Before a confusion matrix algorithm, such as a decision tree, can be used, it must be trained on a dataset that includes both input features and the corresponding target values. The training data is used to build the algorithm by identifying patterns in the data and creating a model that can make predictions on new data. Once the algorithm is trained, it can be tested on a separate set of data called the testing or validation set. The confusion matrix algorithm can then be evaluated using metrics such as accuracy, precision, recall, and F1 score, which are calculated from the results of the confusion matrix. The confusion matrix provides a summary of the performance of the algorithm by comparing the predicted values to the actual values in the testing set. It shows the number of true positives, true negatives, false positives, and false negatives, which are used to calculate the performance metrics.

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5. Prove that: If x = 5m + 6 and y = 5n + 6, then xy = 5k + 6 for some integer k where m and n are integers.

Answers

The definition of k as (5mn + 6m + 6n + 6), Hence we would have the proof that xy = 5k + 6

How to find the proof

We have x = 5m + 6

y = 5n + 6

Then xy = 5k + 6

For integer k where m and n are integers

Hence we would have to find the product of x and y

= ( 5n + 6)( 5m + 6)

xy = 25mn + 30m + 30n + 36

Given that

xy = 5k + 6

we would have

xy = 5(5mn + 6m + 6n + 6) + 6

This has given us the definition of k as (5mn + 6m + 6n + 6)

Hence we would have the proof that

xy = 5k + 6

Answers

Answer:

1.) X-ray Technician

Lead Apron & X-ray Machine

X-ray machine is used to make an image of a person’s bones, and the lead apron is used to block the radiation.

2.) Shipyard Project Manager

Hardhat & Gas Monitors

Gas monitors are used to detect gas leaks; while the hardhats are used to protect from falling objects.

3.) Teacher

Computers & Promethean Boards

Computers are used to project the assignments onto the Promethean boards.

Explanation:

Make me the brainliest!!! Thanks!!!

Choose the appropriate computing generation.

: artificial intelligence

: integrated circuits

: microprocessors

: parallel processing

the awsers for them are 5th generation 3rd generation 4th generation i really need help guys

Answers

The appropriate computing generation for each of theese are:

Artificial intelligence is 5th generation

Integrated circuit is 3rd generation

Microprocessor are 4th generation

Parallel processors is 5th generation

What is a computing generation?

There are five computing generations, they are defined from the technology and components used: valves, transistors, integrated circuits, microprocessors and artificial intelligence, respectively.

Each generation of computers refers to a period when a technology with similar capabilities and characteristics is launched on the market and produced on a large scale.

Since the first tube computers, computers have preserved the same fundamental architecture: data processor, main memory, secondary memory and data input and output devices.

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Translate 0xabcdef12 into decimal

Answers

The transformation of the hexadecimal abcdef12 in a decimal is of 2,882,400,018.

How a conversion from hexadecimal to decimal is made?

Considering the final digit as 0, and incrementing in a counter i, the conversion is given by the sum of the ith digit multiplied by ith power of 16.

In hexadecimal base, we have to consider that: a = 10, b = 11, c = 12, d = 13, e = 14, f = 15.

Hence, the decimal equivalent of 0xabcdef12 is given by:

\((abcde f12)_{16} = 2 \times 16^0 + 1 \times 16^1 + 15 \times 16^2 + 14 \times 16^3 + 13 \times 16^4 + 12 \times 16^5 + 11 \times 16^6 + 10 \times 16^7 = 2,882,400,018\)

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Giving reasons for your answer based on the type of system being developed, suggest the most appropriate generic software process model that might be used as a basis for managing the development of the following systems: • A system to control anti-lock braking in a car • A virtual reality system to support software maintenance • A university accounting system that replaces an existing system • An interactive travel planning system that helps users plan journeys with the lowest environmental impac

Answers

There are different kinds of systems. the answers to the questions is given below;

Anti-lock braking system: Is simply known as a safety-critical system that helps drivers to have a lot of stability and hinder the spinning of car out of control. This requires a lot of implementation. The rights generic software process model to use in the control of the anti-lock braking in a car is Waterfall model.

Virtual reality system: This is regarded as the use of computer modeling and simulation that helps an individual to to be able to communicate with an artificial three-dimensional (3-D) visual etc. the most appropriate generic software process model to use is the use of Incremental development along with some UI prototyping. One can also use an agile process.

University accounting system: This is a system is known to have different kinds of requirements as it differs. The right appropriate generic software process model too use is the reuse-based approach.

Interactive travel planning system: This is known to be a kind of System that has a lot of complex user interface. The most appropriate generic software process model is the use of an incremental development approach because with this, the system needs will be altered as real user experience gain more with the system.

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it is used to connect the different data and flow of action from one symbol to another what is that

Answers

Since u said "symbols" I'm assuming Ur talking about flowcharts.

If that's wut Ur talking about, u use arrows to denote the flow of control and data and also the sequence.

If Ur talking about processor architecture ( which I assume Ur not) the answer is buses

Create a new program called, "PassingValues" in Repl.it using python. In this program you are going to make a couple of functions that will use parameters. Follow the prompts below in order to create your program. Writing step-by-step instructions for programming so that everyone understands them is hard, so be careful and do exactly what is said below.
Add the beginning comments at the top of the program.
In the first part of your program, create a for loop that runs three times:
Inside the for loop, prompt the user for an integer
Prompt the user for another integer
Call the function compare (you are going to create this function next)
Pass the variables that you used for the integer inputs from above
Create a function called compare (remember the function definition should go at the top of the program) and use two variables in the parameters of the function:
Inside of the function, create an if / elif / else structure that compares the two values passed into the function
If one value is less than the other, output that to the user (Ex: 2 is less than 4)
Elif the other value is less than the other output something similar (Ex: 4 is less than 9)
Else, output that they are equal to each other
That is it for the first part of the program.
Next, create an empty list called names.
Create a loop that runs 6 times:
Inside of the for loop, prompt the user for a name
Append the name to the list
Outside of the for loop, prompt the user for how many people they would like to vote off the island.
Call the function eliminate and pass the variable you used from step 7 to it.
Also, this function will return a value, so store this back function call back to a new variable.
Create a function called eliminate and create a variable to use as the parameter:
Inside the function, randomly shuffle (use the shuffle() method) all the values in the list (you will need to import random at the top of the program)
Then using a for loop, loop it as many times as the value that was passed to the function:
Inside the for loop, remove one name from the list (use the pop() method)
Outside the for loop, but still inside the function, return the list of remaining people
Underneath where you left off in step 8, print the remaining people that are left: those that did not get voted off the island.
Again, these steps are very challenging (not because of functions and parameters) because it is hard to explain exactly how to create a program line-by-line. Do your best and if needed, ask your teacher for assistance ( they have an answer key :) )
NOTE: You MUST use a procedure / function that includes parameters as part of the Create Performance Task.

Answers

The program “Passing Values” is designed to demonstrate the use of parameters in functions and how they can be used to pass values between functions within a program.

The program “Passing Values”

# PassingValues

import random

# Create a function called compare that takes two parameters

def compare(num1, num2):

# Compare the two values and output the results

if num1 < num2:

print(f"{num1} is less than {num2}")

elif num2 < num1:

print(f"{num2} is less than {num1}")

else:

print(f"{num1} and {num2} are equal")

# Create a for loop that runs 3 times

for i in range(3):

# Prompt the user for an integer

num1 = int(input("Please enter an integer: "))

# Prompt the user for another integer

num2 = int(input("Please enter another integer: "))

# Call the function compare and pass the variables to it

compare(num1, num2)

# Create an empty list called names

names = []

# Create a loop that runs 6 times

for i in range(6):

# Prompt the user for a name

name = input("

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Need help with Exercise 7

Answers

The method signature in Java syntax based on the information will be:

public boolean has13Digits(String inputString) {

}

How to explain the information

It should be noted that to design the method that takes a String and returns true if the String has 13 digits and false otherwise, we can follow the following steps:

Declare a method with a return type of boolean, which takes a String parameter.

Check if the length of the input String is exactly 13.

If the length is 13, check if all characters in the String are digits. If yes, return true; otherwise, return false.

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Can someone make me a edit please I’ll give you my socials to do it

Answers

Answer:

I can only make logos and other stuff

Explanation:

my 1nsta is lovcgui

The tool chest for programmers is also known as the CPU.
True or False?

Answers

Explanation:

I would say yes, but I'm not sure

Yeah I’m pretty sure it’s true

computational thinking

Answers

Answer:

Computational Thinking (CP) is the mental skill to apply fundamental concepts and reasoning, derived from computing and computer science, to solve problems in all areas.

What is Computational Thinking?

Computational thinking is an interrelated set of skills and practices for solving complex problems, a way to learn topics in many disciplines, and a necessity for fully participating in a computational world.

In computer science, decomposition is breaking a problem down into sub-problems and smaller parts.
TRUE OR FALSE

Answers

Answer:

!TRUE!

Explanation:

It involves breaking down a complex problem or system into smaller parts that are more manageable and easier to understand. The smaller parts can then be examined and solved, or designed individually, as they are simpler to work with.

What does internet prefixes WWW and HTTPs stands for?

Answers

Answer:

World Wide Web - WWW

Hypertext Transfer Protocol (Secure) - HTTPS

Explanation:

WWW means that the source and content is available to the whole world. Regarding what browser or registrar you have, the content will appear. HTTPS means Hypertext Transfer Protocol Secure. This means that it is a safe way to send info from a web system. I hope I helped you!

During which step does the designer set their goals?
The designer establish their goals during the
stage

Answers

They establish their goals before the process. Set goals and their main idea.

The Analysis phase
The Analysis phase can be considered as the “Goal-Setting Stage.” The focus of the designer in this phase is on the target audience.

How many questions have you seen so far other than this one?

Answers

Answer:

18 other questions were answered by myself and Aristotle

Answer:

id.k

Explanation:

thanks for the points

For what reasons do readers use text-to-speech tools? Check all that apply.

to read difficult material
to highlight specific details
to support new language learning
to focus on important information
to hear a word’s pronunciation
to better follow a text

Answers

Answer: to highlight specific details

to focus on important information

to better follow a text

Explanation:

to highlight specific details
to focus on important information
to better follow a text

What is the maximum ream size on an agile project?

Answers

Most Agile and Scrum training courses refer to a 7 +/- 2 rule, that is, agile or Scrum teams should be 5 to 9 members. Scrum enthusiasts may recall that the Scrum guide says Scrum teams should not be less than 3 or more than 9

Explanation:

Your company failed to send a overnight delivery that was promised to a customer. When the customer calls to complain, you should take all of the following steps EXCEPT

Answers

When the customer calls to complain, you should take all of the following steps blame the overnight delivery service for the error.

Why should blaming the overnight delivery service be avoided?

Blaming the overnight delivery service for an error when a customer calls to complain should be avoided. While it may be tempting to shift responsibility, it is not an effective or customer-centric approach. Instead, it is important to empathize with the customer, actively listen to their concerns, and take ownership of the situation.

Blaming an external service provider can create a negative impression and escalate the customer's frustration. By focusing on finding a solution, apologizing for any inconvenience caused and demonstrating a willingness to resolve the issue, the customer's concerns can be addressed more effectively.