What is the purpose of the " + " in the code labeled // line 2 below ?
int sum;
int num1 = 3;
int num2 = 2;
sum = num1 + num2; // line 1
System.out.println(num1 + " + " + num2 + " = " + sum);// line 2
Answers
Answer:
To illustrate addition operation
Explanation:
Given
The above code segment
Required
Determine the purpose of "+" in label line 2
In line 2, num1 = 3 and num2 = 2 in line 3.
sum = 2 + 3 = 5 in line 4
From the given code segment, the plus sign is used as a string literal (i.e. "+").
This means that, the print statement will output: 3 + 2 = 5
The "+" is printed in between 3 and 2.
So, the purpose of the "+" is to show the function of the program and the function of the program is to illustrate an addition operation between two variables
Related Questions
You can easily merge files even if each file contains a different record layout. Group of answer choices True False
Answers
Answer:
true!! i may be wrong tho
Explanation:
A small coffee shop business owner wants to hire you as a developer for a point-of-sales application to be used onsite. The owner expects that the project will be completed in 3 weeks in preparation for the store's soft opening. Preliminary requirements gathering was done on your end and noted that it would be a basic point-of-sale where sales are monitored daily, weekly, and monthly. Top performing products will also be presented by the system.
As a developer, and from your point of view:
1. Kindly discuss the programming paradigm that you will use in the development of the POS system.
2. What will be the necessary activities needed in order for you to develop the system? List the key activities and provide a brief description.
3. What are the challenges that you will encounter in developing this system?
Answers
It is to be noted that the programming paradigm that I will use in the development of the Point of Sale (POS) System is Object-oriented programming (OOP).
The three key activities that will be required to develop the system are:
The programmer creates classes that describe the items that will be used by the program when it runs.The programmer creates a class that includes the static main() function, which is used to launch the application.These two fall under the activity category labeled "Creating the Program"
The core challenges that are related to developing a system that is based on Object Oriented programming are:
Data storage.Common procedures.Defining objects.Hierarchy.What is OOP?Object-oriented programming (OOP) is a programming style that centers software design on data rather than operations and logic. An object is a data field with discrete characteristics and behavior.
OOP concepts are categorized as follows:
PolymorphismAbstraction Encapsulation; and Inheritance.Object-oriented programming languages simplify understanding of how a program works by combining data and its action (or method) into a single bundle known as an "object."
Functional programming is a programming approach that involves performing operations, or functions, on static data.
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How can you begin networking online? What’s step one?
Answers
Answer:
Step 1: Establish your digital presence by building out your profile. ...
Step 2: Find people to connect with by joining LinkedIn groups. ...
Step 3: Engage by posting content and talking to industry influencers. ...
Step 4: Repeat until you amass a strong following.
What was the most surprising thing you learned this term? Why did it surprise you?
Answers
Answer:
I learned that I can complete work to its fullest and maintain the amount of errors if any.
_____ can be lost or stolen by cybercriminals. Select 2 options.
Free WiFi
Computer devices
Computer networks
Antivirus software
Portable devices
Answers
Answer:
Free WiFi
Computer networks
Explanation:
They cant really take your stuff they can only take virtual objects.
how does dual concepts work?
Answers
you are troubleshooting a workstation and want to check if any s.m.a.r.t. errors are being reported. which of the following tools should you use to troubleshoot this workstation? a. task scheduler b. disk management c. dxdiag d. performance monitor
Answers
Dxdiag troubleshooting a workstation and want to check if any s.m.a.r.t. errors are being reported. which of the following tools should you use to troubleshoot this workstation. In this case Option C is correct
Numerous Windows multimedia applications and programs use the DirectX suite of technologies or APIs. In order to provide hardware acceleration for demanding multimedia applications like 3D games and HD videos, Microsoft developed it. Windows 7 comes with DirectX 11. DirectX 12 is installed on Windows 11/10.
The DirectX Diagnostic Tool can help you identify the cause of a problem with a game or movie that won't play properly. Go to Start in Windows 11/10/8/7, type dxdiag, and hit Enter to access it.
If you're using the DirectX Diagnostic Tool for the first time, you might be prompted to determine whether your drivers have been digitally signed.
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list any 8 styles that can be found in the home tab of Microsoft word?
Answers
Home tab in MS Word's components: The Clipboard, Font, Paragraph, and Styles tabs are the four separate sections that make up the Home tab.
Where does a clipboard get kept?Several operating systems include the clipboard as a buffer for quick storage, copying, and moving data within and among application processes. The contents of the clipboard typically reside in the RAM of the computer and are nameless and transient. The contents of the clipboard typically reside in the RAM of the computer and are nameless and transient. Applications can specify cut, copy, and paste operations through the application programming interface that the clipboard offers.Please open the toolbar popup or right-click on an editable area, then select Clipboard Manager from the menu that appears, to retrieve the items that are now being stored on the clipboard. On your iPad or iPhone, open the Shortcuts app, then select Gallery. You will get various possibilities if you search for "clipboard" here. For a product that meets your needs, read their description.To learn more about Clipboard, refer to:
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Rayce Carr
Question
You want to draw a rectangle over the moon you added to your slide and then move it behind the moon. You want it to look like a frame. What ribbon tab would you click to find the tool to add the rectangle?
Answers
To add a rectangle to a slide in a presentation, you would likely click the "Insert" ribbon tab in the top menu of the presentation software
How can you add the ribbon?Under the "Illustrations" group in the "Insert" tab, you should find the option to insert a rectangle or other shapes.
Hence, it can be seen that once the rectangle is inserted, you can use the "Bring Forward" and "Send Backward" options under the "Arrange" group in the "Home" tab to move the rectangle behind or in front of other objects on the slide.
Furthermore, you can also right-click on the rectangle and use the "Order" options in the context menu to move the rectangle behind or in front of other objects.
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Description:
Read integer inCount from input as the number of integers to be read next. Use a loop to read the remaining integers from input. Output all integers on the same line, and surround each integer with curly braces. Lastly, end with a newline.
Ex: If the input is:
2
55 75
then the output is:
{55}{75}
Code:
#include
using namespace std;
int main() {
int inCount;
return 0;
}
Answers
Here's the modified code that includes the requested functionality:
#include <iostream>
using namespace std;
int main() {
int inCount;
cin >> inCount;
for (int i = 0; i < inCount; i++) {
int num;
cin >> num;
cout << "{" << num << "}"; }
cout << "\n";
return 0;}
In this code, we first read the integer inCount from the input, which represents the number of integers to be read next. Then, using a loop, we read each of the remaining integers from the input and output them surrounded by curly braces {}. Finally, we print a newline character to end the line of output.
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A carver begins work on the following block of granite that weighs 2700 g. What is the density of the granite?
Answers
Given that,
Mass of the block, m = 2700 g
Let the dimensions of the block are 20 cm, 5 cm and 10 cm.
To find,
The density of the granite.
Solution,
Let d is the density of the granite. We know that the density of an object is equal to the mass per unit volume. So,
d = m/V
or
\(d=\dfrac{2700\ g}{20\ cm\times 5\ cm\times 10\ cm}\\\\d=2.7\ g/cm^3\)
So, the density of the block is 2.7 m/s².
where do you think data mining by companies will take us in the coming years
Answers
In the near future, the practice of companies engaging in data mining is expected to greatly influence diverse facets of our daily existence.
What is data miningThere are several possible paths that data mining could lead us towards.
Businesses will sustain their use of data excavation techniques to obtain knowledge about each individual customer, leading to personalization and customization. This data will be utilized to tailor products, services, and advertising strategies to suit distinctive tastes and requirements.
Enhanced Decision-Making: Through the use of data mining, companies can gain valuable perspectives that enable them to make more knowledgeable decisions.
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Write a similar description of what happens when you print a document.
Answers
Full-color printing is achieved by using just four ink colors – Cyan, Magenta, Yellow, and Black or CMYK (see box story below on what the K stands for).
These are called process colors and full-color printing is also called 4-color process printing.
What does it mean to print a document?Printing is the process of printing text and images in large quantities using a master form or template.
It it to be noted that cylinder seals and items such as the Cyrus Cylinder and the Cylinders of Nabonidus are among the oldest non-paper creations using printing.
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What is the most important basic property of melody? Why?
Answers
Most good melodies restrict their basic range to no more than an octave-and-a-half. Most good melodies use repeating elements. Listeners should be hearing certain melodic intervals, rhythms and other musical shapes repeating throughout the melody
1. Which of the following terms refers to typical categories or groups of people?
( I have 14 more questions )
( 10 points per question answered )
Answers
Demographics is a term that refers to typical categories or groups of people
What is demographics?The term that refers to typical categories or groups of people is "demographics." Demographics refer to the statistical characteristics of a population, such as age, gender, race, income, education level, occupation, and location.
These characteristics can be used to group people into different categories or segments, such as "millennials," "baby boomers," "African American," "rural residents," "college graduates," etc. Understanding demographics is important for businesses, marketers, and policymakers, as it can help them to better target their products, services, or messages to specific groups of people.
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Edhisive 3.5 code practice
Answers
Answer:
x = int(input("What grade are you in? "))
if (x == 9):
print ("Freshman")
elif (x == 10):
print("Sophomore")
elif (x == 11):
print ("Junior")
elif (x == 12):
print("Senior")
else:
print ("Not in High School")
Explanation:
The smallest unit of storage is
Answers
Answer:
Hey mate......
Explanation:
The smallest unit of storage is Bytes......
hope it helps you,
mark me as the brainliest,
follow me..........
A pharmaceutical company is going to issue new ID codes to its employees. Each code will have three letters followed by one digit. The letters and and the digits , , , and will not be used. So, there are letters and digits that will be used. Assume that the letters can be repeated. How many employee ID codes can be generated
Answers
Answer:
82,944 = total possible ID's
Explanation:
In order to find the total number of combinations possible we need to multiply the possible choices of each value in the ID with the possible choices of the other values. Since the ID has 3 letters and 1 digit, and each letter has 24 possible choices while the digit has 6 possible values then we would need to make the following calculation...
24 * 24 * 24 * 6 = total possible ID's
82,944 = total possible ID's
Find a regular grammar that generates the language L(aa*(ab+a)*)
Answers
Answer:
S → aAB
A → a | ɛ
B → abB | aB | ɛ
Explanation:
Long time ago I did this, but I think this does the job?
Regular grammar for language L(aa*(ab+a)*):
S -> aA, A -> aA | B, B -> ab | a | ε.
We have,
To construct a regular grammar that generates the language
L(aa*(ab+a)*), we need to break it down into its basic components and then define the production rules for each part.
The language L(aa*(ab+a)) consists of strings that start with one or more 'a's (aa), followed by either the string "ab" or just "a" (ab+a)*.
Note that the "ab+a" part can repeat zero or more times.
Here is the regular grammar:
- Start with the initial non-terminal S.
- The production rules are as follows:
S -> aA
A -> aA | B
B -> ab | a | ε
- Explanation of the production rules:
S -> aA: The string starts with an 'a', followed by A.
A -> aA: If the string contains more 'a's, it remains in A and continues adding 'a's.
A -> B: If the string contains "ab" or just "a", it goes to B.
B -> ab: The string contains "ab".
B -> a: The string contains only "a".
B -> ε: The string is empty.
This grammar generates strings in the language L(aa*(ab+a)*).
The notation "ε" represents an empty string (i.e., the production rule does not add any symbols to the string).
Thus,
Regular grammar for language L(aa*(ab+a)*):
S -> aA, A -> aA | B, B -> ab | a | ε.
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In order to average together values that match two different conditions in different ranges, an excel user should use the ____ function.
Answers
Answer: Excel Average functions
Explanation: it gets the work done.
Answer:
excel average
Explanation:
Which functions are part of the array module? Select 2 options. Assume you have already entered these
lines of code.
import array
arr = array array('b',[5, 1, 2, 7, 6])
arr.sort()
arr.search(3)
O arr.index(3)
arr.append(3)
arr.find(3)
Answers
Answer:
arr.index(3)
arr.append(3)
Explanation:
Edge2020
f $500 million. You're on the phone with the manager of software development who has made a request to hire a notorious white hat hacker to probe your company's software products in an attempt to identify any vulnerabilities. The reasoning is that if anyone can find a vulnerability in your software, she can. This will give your firm a head start on developing patches to fix the problems before anyone can exploit them. You feel uneasy about hiring people with criminal records and connections to unsavory members of the hacker/cracker community and are unsure if you should approve the hire. What is the difference between a black hat hacker and a white hat hacker
Answers
Answer:
Whereas a black hat hacker gains access into a software or system product in order to exploit its weaknesses for selfish purposes, a white hat hacker is a professional who finds and fixes system security issues for the welfare of the entity.
Explanation:
Black-hat hackers, who exploit system weaknesses for selfish purposes, rely on the use of viruses, malware, and spyware to gain access into an entity's database. Their intentions are always malicious and criminal in nature. They are not like white hat hackers who try to identify weaknesses in a system before black hat hackers could do the same.
3
Drag each label to the correct location on the image.
An organization has decided to initiate a business project. The project management team needs to prepare the project proposal and business
justification documents. Help the management team match the purpose and content of the documents.
contains high-level details
of the proposed project
contains a preliminary timeline
of the project
helps to determine the project type,
scope, time, cost, and classification
helps to determine whether the
project needs meets business
needs
contains cost estimates,
project requirements, and risks
helps to determine the stakeholders
relevant to the project
Project proposal
Business justification
Answers
Here's the correct match for the purpose and content of the documents:
The Correct Matching of the documentsProject proposal: contains high-level details of the proposed project, contains a preliminary timeline of the project, helps to determine the project type, scope, time, cost, and classification, helps to determine the stakeholders relevant to the project.
Business justification: helps to determine whether the project needs meet business needs, contains cost estimates, project requirements, and risks.
Please note that the purpose and content of these documents may vary depending on the organization and specific project. However, this is a general guideline for matching the labels to the documents.
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Which option identifies the type of engineers described in the following scenario?
A team of engineers in Gaylord, Michigan, designs a system to remove natural gas from the earth.
O biomedical
O mechanical
O agricultural
O civil
Answers
Answer:
a civil
Explanation:
did it and got 100
I cannot figure out how to limit the number that they can make the bars of the turtle go too. I need to find a way to make them not go any higher than 200.
import turtle
Jane = turtle.Turtle()
bar1 = int(input("What is the height of the first bar?" ))
bar2 = int(input("What is the height of the second bar?" ))
bar3 = int(input("What is the height of the third bar?" ))
bar4 = int(input("What is the height of the fourth bar? "))
Jane.left(90)
def bar(height):
Jane.forward(height)
Jane.left(90)
Jane.forward(20)
Jane.left(90)
Jane.forward(height)
Jane.right(180)
bar(bar4)
bar(bar3)
bar(bar2)
bar(bar1)
Answers
Answer:
import turtle
Jane = turtle.Turtle()
bar1 = int(input("What is the height of the first bar?" ))
bar2 = int(input("What is the height of the second bar?" ))
bar3 = int(input("What is the height of the third bar?" ))
bar4 = int(input("What is the height of the fourth bar? "))
Jane.left(90)
def bar(height):
if height > 200:
height = 200
Jane.forward(height)
Jane.left(90)
Jane.forward(20)
Jane.left(90)
Jane.forward(height)
Jane.right(180)
bar(bar4)
bar(bar3)
bar(bar2)
bar(bar1)
In which of the following situations must you stop for a school bus with flashing red lights?
None of the choices are correct.
on a highway that is divided into two separate roadways if you are on the SAME roadway as the school bus
you never have to stop for a school bus as long as you slow down and proceed with caution until you have completely passed it
on a highway that is divided into two separate roadways if you are on the OPPOSITE roadway as the school bus
Answers
The correct answer is:
on a highway that is divided into two separate roadways if you are on the OPPOSITE roadway as the school busWhat happens when a school bus is flashing red lightsWhen a school bus has its flashing red lights activated and the stop sign extended, it is indicating that students are either boarding or exiting the bus. In most jurisdictions, drivers are required to stop when they are on the opposite side of a divided highway from the school bus. This is to ensure the safety of the students crossing the road.
It is crucial to follow the specific laws and regulations of your local jurisdiction regarding school bus safety, as they may vary.
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if the middle number is lesser than the candidates then u eliminate the ___ half of the data
Answers
Answer:
kimochisiwiwie282828
Which of the following queries can have a fully Meets result?
Answers
Answer: we need the awnser key
Explanation:
What solicits online input such as product ratings from consumers?
A qiuck response code
Computer forensics
Crowdsourcing
Or Crowdfunding?
Answers
Answer:
Crowdsourcing I think is the correct answer. "A quick response code" and "Computer Forensics" both don't make sense as answers, and Crowdfunding is specifically for money.
What type of 3-phase connection requires only two transformers?
Answers
The use of two single-phase transformers to step down a high 3-phase voltage to a lower 3-phase voltage is possible using a rudimentary configuration dubbed an "open delta."
What is a single-phase transformer?For industrial applications, three phase transformers perform significantly better. Most heating, air conditioning, lighting, and house applications employ single phase systems in residential settings. When compared to low-power industrial systems and machines, they are less productive. A specific type of transformer called a single phase transformer functions using only one phase of power. This device carries electrical power from one circuit to another by the mechanism of electromagnetic induction. It is a passive electrical device. A transformer cannot change single-phase electricity into three-phase power, even if single-phase power can be produced from a three-phase power source. Phase converters or variable frequency drives are needed to convert single-phase electricity to three-phase power.To learn more about single phase transformers, refer to:
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