A Scanner object may read a text file. Utilizing the methods included with the Scanner class is a benefit of utilizing the Scanner.
To guarantee that the file is closed, the application should define the Print Writer variable in a try-with-resources statement. Leading and trailing spaces are removed by the built-in Java String function trim(). The space character's Unicode value is "u0020." Java's trim() function looks for this Unicode value before and after the text, removes any spaces if they are present, and then returns the string that was omitted. The exception produced inside the try block will be propagated up the call stack if it occurs both inside the try-with-resources block and when a resource is closed (when close() is used).
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charlie uses pgp on his linux-based email client. his friend dave uses s/mime on his windows-based email. charlie is unable to send an encrypted email to dave. what is the likely reason?
The reason why Charlie is unable to send an encrypted email to Dave is because is because PGP and S/MIME are incompatible.
Enterprises or users who want to encrypt their own emails using S/MIME or with PGP must firstly choose the method they want to use, and then ask their contact partner if they can do so. As a result, it may be necessary to use both encryption methods simultaneously.
S/MIME and PGP clearly have drawbacks for the end user, especially in the crucial area of ease of use. This is due to the fact that both of these encryption methods require user configuration and work in tandem.
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write a rainfall program that stores the total rainfall for each 12 months into an array of doubles. the program should have methods that return the following:
The severity of the rainfall event is assessed statistically for particular return intervals. The program for the same is written below.
import java.util.Scanner;
import java.io.*;
public class apples{
public static void main (String[] args){
Scanner kenny = new Scanner(System.in);
double rain[]=new double[13];
double sum = 0;
double avg =0;
double most =0;
double least =0;
System.out.println("Your local weather man here getting paid to tell you the wrong weather!!");
System.out.println("");
System.out.println("Please enter in the following rainfall for the months ahead: ");
System.out.println("Month\tRainfall (In inches)");
System.out.print("January: ");
rain [0] = kenny.nextDouble();
System.out.print("February: ");
rain [1] = kenny.nextDouble();
System.out.print("March: ");
rain [2] = kenny.nextDouble();
System.out.print("April: ");
rain [4] = kenny.nextDouble();
System.out.print("May: ");
rain [5] = kenny.nextDouble();
System.out.print("June: ");
rain [6] = kenny.nextDouble();
System.out.print("July: ");
rain [7] = kenny.nextDouble();
System.out.print("August: ");
rain [8] = kenny.nextDouble();
System.out.print("September: ");
rain [9] = kenny.nextDouble();
System.out.print("October: ");
rain [10] = kenny.nextDouble();
System.out.print("November: ");
rain [11] = kenny.nextDouble();
System.out.print("December: ");
rain [12] = kenny.nextDouble();
//(Or rain[] = 1,2,3,4,5,6,7,8,9,10,11,12);
sum = rain[0] + rain[1] + rain[2] + rain[3] + rain[4] + rain[5] + rain[6] + rain[6] + rain[7] + rain[8] + rain[9] + rain[10] + rain[11] + rain[12] ;
avg = (rain[0] + rain[1] + rain[2] + rain[3] + rain[4] + rain[5] + rain[6] + rain[6] + rain[7] + rain[8] + rain[9] + rain[10] + rain[11] + rain[12]) / 12;
System.out.println("The sum of all the rain is: " + sum);
System.out.println("The average rainfall was:" + avg + " inches");
System.out.print("The month with the most rain was: ");
}
private static void getMaxValue(double[] rain) {
getMaxValue(rain);
System.out.println(getMaxValue(rain));
System.out.println("The month with the least rain was: ");
}
private static void getMinValue(double[] rain) {
getMinValue(rain);
System.out.println(getMaxValue(rain));
}}
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find the maximum value and minimum value in milestracker. assign the maximum value to maxmiles, and the minimum value to minmiles. ex: if the input is: -10 20 30 40 the output is: min miles: -10 max miles: 40
#include <bits/stdc++.h>
std::vector<int> v;
int main(int argc, char* argv[]) {
std::cout << "How many items will be in Milestracker?: ";
int idx; std::cin>>idx;
assert(idx>0);
for(int i=0;i<idx;i++) {
int m; std::cin>>m;
v.push_back(m);
}
int maxmiles = *std::max_element(v.begin(),v.end());
int minmiles = *std::min_element(v.begin(),v.end());
if(maxmiles==minmiles) std::cout << "Elements in array are the same each other. So there is no maximum and minimum." << std::endl;
else std::cout << "Max miles: " << maxmiles
<< "\nMin miles: " << minmiles << std::endl;
return 0;
}
What type of storage device that is usually configured as the Drive A?
Answer:
Drive A called floppy drive
1. what will be the value in edx after each of the lines marked (a) and (b) execute? .data one word 8002h two word 4321h .code mov edx,21348041h movsx edx,one ; (a) movsx edx,two ; (b)
a = FFFF8002h
b = 00004321h
The words or bytes contained in the register or effective address are read by movsx. The 16- or 32-bit value is subsequently sign-extended to the operand-size attribute of the instruction via movsx. Movesx stores the outcome in the final register.
A few restrictions apply to the MOV instruction: Directly moving an immediate value into a segment register (moving ds,10) is not possible. Directly copying a segment register is also not possible (i.e. mov es,ds) It is impossible to copy one memory region into another memory location (i.e. mov aNumber,aDigit)
A mnemonic for copying data from one place to another in the x86 assembly language is MOV (x86 instruction).
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an application integrates all of its functionality into a package that is either deployed in its entirety or not at all, and all of its elements use a shared database. which architectural model does the application follow?
The application will follow the cloud architecture model. You don't have to be an expert to use cloud-based architecture. This monitoring and assistance are part of the deal with cloud servers.
The way technological elements come together to create a cloud, where resources are pooled through virtualization technology and shared across a network, is known as cloud architecture. The elements of a cloud architecture are as follows:
an entrance platform (the client or device used to access the cloud), a supporting platform (servers and storage), an online delivery system, a system.
These technologies work together to build a cloud computing infrastructure on which applications can operate, enabling end users to take use of the strength of cloud resources.
You don't have to be an expert to use cloud-based architecture. This monitoring and assistance are part of the deal with cloud servers. You pay less for it, and it guarantees that someone is always aware of the status of your program. By sharing resources among a group of users, multi-tenant systems also cut costs.
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after a program (running as normal user) disables a capability a, it is compromised by a buffer-overflow attack. the attacker successfully injects his malicious code into this program’s stack space and starts to run it. can this attacker us
Malware attacks, password attacks, phishing attacks, and SQL injection attacks are the various kinds of cyber-attacks.
Software threats are harmful programs and pieces of code that can harm our computer and steal your personal or financial data. Because of this, these harmful programs are frequently referred to as malware (short for "malicious software"). Active and passive attacks on networks are the two main categories. In passive network assaults, malevolent parties watch and steal sensitive data from networks without making any changes. Data modification, encryption, or damage are all aspects of active network attacks. An application attack involves online criminals entering restricted locations. Attackers frequently look at the application layer first, looking for application vulnerabilities included inside the code.
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anyone know how to do this
The completed program that finds the area and perimeter of the rectangle using a C Program is given below:
The Program// C program to demonstrate the
// area and perimeter of rectangle
#include <stdio.h>
int main()
{
int l = 10, b = 10;
printf("Area of rectangle is : %d", l * b);
printf("\nPerimeter of rectangle is : %d", 2 * (l + b));
return 0;
}
OutputThe area of the rectangle is : 100
The perimeter of the rectangle is : 40
If we make use of functions, it would be:
// C program to demonstrate the
// area and perimeter of a rectangle
// using function
#include <stdio.h>
int area(int a, int b)
{
int A;
A = a * b;
return A;
}
int perimeter(int a, int b)
{
int P;
P = 2 * (a + b);
return P;
}
int main()
{
int l = 10, b = 10;
printf("Area of rectangle is : %d", area(l, b));
printf("\nPerimeter of rectangle is : %d",
perimeter(l, b));
return 0;
}
OutputThe area of rectangle is : 100
The perimeter of rectangle is : 40
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5.16 lab: output range with increment of 5 write a program whose input is two integers. output the first integer and subsequent increments of 5 as long as the value is less than or equal to the second integer. ex: if the input is: -15 10 the output is: -15 -10 -5 0 5 10 ex: if the second integer is less than the first as in: 20 5
A program whose input is two integers. outputs the first integer and subsequent increments of 5 as long as the value is less than or equal to the second integer is given below:
The Program'x = int ( input ( ) )
y = int ( input ( ) )
if y > = x :
for i in range ( x , y + 1 , 5 , ) :
print ( i , end = ' ' )
print ( )
else :
print ( ' Second integer can't be less than the first . ')
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property laws protect against unauthorized use, sale, or distribution of software, music, movies, video games, and many other digital products.
Intellectual property laws protect against unauthorized use, sale, or distribution of software, music, movies, video games, and many other digital products.
What are Intellectual property laws?
Intellectual Property laws are laws that were set up to protect and enforce rights of the creators and owners of inventions, writing, music, designs and other works, known as the "intellectual property." There are several areas intellectual property covers, they include copyrights, trademarks, patents, and trade secrets etc.
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5.19 lab: output range with increment of 5 write a program whose input is two integers. output the first integer and subsequent increments of 5 as long as the value is less than or equal to the second integer. ex: if the input is: -15 10 the output is: -15 -10 -5 0 5 10 ex: if the second integer is less than the first as in: 20 5 the output is: second integer can't be less than the first. for coding simplicity, output a space after every integer, including the last. 411942.2850272.qx3zqy7
The map() function takes a function (in this case an int function) and applies that function to each part of the enum returned by the split() function. So if you write a, b = map(int, input().split(" ")) and the user types 123 456 , then a == 123 and b == 456 .
This function is useful for getting multiple inputs from the user. Splits the given input at the specified delimiter. Any white space is a delimiter if no delimiter is specified. Usually the user splits her python string using the split() method, but you can also use it to get multiple inputs. In Python, use the input() function to get input from the user. Whatever you type as input, the input function converts it to a string. If you enter an integer value, the input() function converts it to a string. syntax: (command prompt).
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Why is data processing needed
Data processing is essential for organizations to create better business strategies and increase their competitive edge. By converting the data into readable formats like graphs, charts, and documents, employees throughout the organization can understand and use the data.
Hopefully the answer was long enough!
suppose you have the following 2 bytes: 01011100 and 01100101. the sum of the two given bytes is 11000001 does the sum generate a carryout most significant bit? (yes/no) yes what is the sum after carryout bit is added to the least significant bit?
No, the sum does not generate a carryout most significant bit. The two bytes are added to yield 11000001. The result of adding one to the ones is 00111110.
The smallest piece of data that a computer can process and store is a bit (binary digit). Similar to an on/off light switch, a bit is always in one of two physical states. Usually a 0 or 1, the state is represented by a single binary integer. However, yes/no, on/off, or true/false can also be used to describe the state. Capacitors are used to store bits in memory because they can store electrical charges. Each bit's state, which in turn determines its value, is determined by the charge.
The majority of systems process and store data in bytes, even if a computer may be able to evaluate and alter data at the bit level. A byte is an eight-bit string that is regarded as a single entity. Bytes are always used to refer to a computer's memory and storage. For instance, a storage device may be able to hold 1 terabyte (TB), or 100,000 megabytes, of data (MB). 1 MB is equivalent to 1 million bytes, or 8 million bits, to put things into perspective. In other words, a 1 TB drive has an 8 trillion bit capacity.
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What happens when you are using non volatile storage? Where does it go?
Non volatile storage is stored in a memory chip that retains its data even when the power is turned off.
What is non-volatile storage?
Non-volatile storage is indeed a type of computer memory that can preserve data even after the power is turned off. In contrast, volatile memory requires constant power to maintain data. Non-volatile memory is commonly used to describe storage in semiconductor memory chips that store data in floating-gate memory cells made up of floating-gate MOSFETs (metal-oxide-semiconductor field-effect transistors), including flash memory storage including such NAND flash as well as solid-state drives (SSD).
Non volatile storage is used to store data that needs to be persistent, even when the power is turned off. This could be data like the operating system files on a computer, or user data like documents or photos. Non volatile storage can be either internal, like a hard drive, or external, like a USB flash drive.
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n this program, you will create functions that use lists to create, shuffle, and deal cards to a number up to 4 "hands". the standard deck of playing cards contains 52 cards. each card has one of four suits along with a value. suits are normally spades, hearts, diamonds and clubs. the values are 2 through 10, jack, queen, king and ace (we will ignore the "joker"). each card will be represented using two char
Integrated into the random module, the shuffle() function randomly shuffles the elements of a deck of cards or a tuple. So with iter tools and the random standard module you can create and shuffle all the elements present in a tuple.
If you want to shuffle the cards properly, use Fisher-Yates as suggested and use /dev/u random as the random number source. (To get a random number between 0 and 51, get the byte x from /dev/u random and compute x & 63. Repeat this process until the result is less than 52.) shuffle( ) - method can be called *randomize order. (Note that "new Deck()" is * equivalent to "new Deck(false)".) */ public Deck() { this(false); // Call other constructors of this class only. }
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the owner of a company asks a network manager to recommend a mobile device deployment model for implementation across the company. the owner states security is the number one priority. which deployment model should the network manager recommend for implementation?
The network manager should suggest using the BYOD deployment paradigm.
What is a NetworkManager's function?Network managers supervise the network administrator in their organisation and provide support for all network subsystems and networks. Switching, router, as well as the addition of new servers are all part of the network infrastructure they design, deploy, and manage.
What location is the NetworkManager in?The simplest method for determining the edition of NetworkManager that is currently installed would be to launch NetworkManager directly. Using nmcli, a NetworkManager front-end that runs from the command prompt, is an additional shortcut. The version of nmcli and NetworkManager are compatible because nmcli is a component of the network-manager package.
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lauren wants to be a blogger but uses a chromebook for writing posts and uploading them to the website. if she has an internet connection, what software can help her do her work?
If Lauren has an internet connection, the software that can help her do her work is option b: Zoho writer
What does Zoho Writer serve as a tool for?With the help of Writer's robust document automation tools, you can speed up processes and save time. Now, among other things, you may draft proposals, letters, contracts, publish papers, plan your posts on WordPress, and much more on this application.
Therefore, a capable word processor for editing, teamwork, and distribution is Zoho Writer. You may create business contracts, nondisclosure agreements (NDAs), sales agreements, and others.
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See full question below
Lauren wants to be a blogger but uses a Chromebook for writing posts and uploading them to the website. If she has an Internet connection, what software can help her do her work?
A. OpenOffice Writer
B. Zoho writer
C. Prezi app
D. Venmo
which expression references the data member suit within an object that is stored in position win (an integer variable) of the variable my deck, which is a one-dimensional array of objects?
my_deck[win].suit
option 1:-> it is not used in member calling
option 3: Here the positin variable is not opting
option 4:Suit is not an object
double result = 0.0; for (int i = 0; i < 20; i++) { result += all_registers[i].get_total(); }
new_month > 0 && new_month < 13
Other options are not checking new_month variable individually.
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you are a unix engineer, and on october 29 you discovered that a former employee had planted malicious code that would destroy 4,000 servers at your company. this malicious code would have caused millions of dollars worth of damage and shut down your company for at least a week. the malware was set to detonate at 9:00 a.m. on january 31. what type of malware did you discover?
The type of malware you discovered that a former employee had planted in order to destroy 4,000 servers at your company and cause millions of dollars worth of damage and shut down your company for at least a week is the magic bomb.
What is a malware?
A Malware also known as a malicious software, is any program or file designed by hackers or cybercriminals that is intentionally harmful to a computer, network or server or capable of stealing or destroying data. Types of malware include computer viruses, Trojan horses, ransomware, worms and spyware.
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dreandrea scans the results of an internet search, looking for links that lead to web pages hosted by educational institutions because she feels that they are more trustworthy. dreandrea is .
Web search experiences that are customized to a specific person by using information about them in addition to the search query provided are referred to as personalized search.
Through highlighting the benefits and balancing the hazards of frequent use of personalized Web search in higher education, the study presented here will assist researchers and designers of web search engines in bridging the semantic gap between the user and the system. Non-personalized search, on the other hand, refers to search activities that were mostly unrelated to an individual's personal traits. A survey was created to examine university students' information-seeking habits and the function of general-purpose search engines. Nine questions made up the survey, including ones about demographics like age, sex, study area, and education level.
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6. (01.02 LC)
The programming language C: uses a series of 1s and Os to communicate with the computer. (5 points)
O True
False
Answer:
False
Explanation:
what is the use of <input> tag ?
Answer: The input tag is used within form element to declare input controls that allow users to input data. An input field can be of various types depending upon the attribute type. The Input tag is an empty element which only contains attributes.
Explanation:
The HTML <input> tag is used within a form to declare an input element − a control that allows the user to input data. Three ATTRIBUTES are :
form
list
readonly
Explanation:
An input field can vary in many ways, depending on the type attribute.
<input> elements are used within a <form> element to declare input controls that allow users to input data
The <input> tag specifies an input field where the user can enter data. <input> elements are used within a <form> element to declare input controls that allow users to input data.
The 3 attributes are :
<input form=""> : The value of this attribute must be the id attribute of a <form> element in the same document.
<input list="datalist_id"> : Specifies the id of the datalist to bind the <input> element to a specific list.
<input readonly> : The readonly attribute is a boolean attribute. When present, it specifies that an input field is read-only. The readonly attribute can be set to keep a user from changing the value until some other conditions have been met
an engineer learns a new security threat mitigation technique. the technique maps an ip address to a non-existent host, and is useful in stopping denial of service attacks. traffic heading to these ips can be captured for analysis or discarded. considering the available techniques, which might the engineer try to use? (select all that apply.)
A black hole in network architecture discards traffic without informing the source and before it reaches its final destination.
Using traffic routed to an IP address that an administrator mistakenly assigned to an invalid host as an example The two terms "sinkhole" and "black hole" are frequently used interchangeably. However, with sink holing, an admin typically still has some control over how to examine and forward the traffic that was collected. A software program known as a "packet sniffer" can be used to capture all network packets that are sent over a specific collision domain by using a network adapter card in promiscuous mode, which transmits all packets received on the physical network cable to an application for processing.
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a medium-sized corporation requires the fastest solution for reading and writing database transactions to shared storage. which solution should be used?
SAN should be used by the medium-sized organization that gives it the fatstest solution in order to read and write database transactions to shared storage.
A storage area network (SAN) is a high-speed storage network that delivers shared pools of storage capacity to multiple servers. Because of SAN’s low latency and high input/output processing speeds, it is a good option for the fastest transactional environment like databases.
Databases used in medium-sized organizations often support mission-critical workloads that handle large amounts of transactional data and might need to process hundred to thousands of transactions per second. This needs reliable and scalable storage SAN that can provide high-speed input/output operations per second and low latency rates.
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modify hw 02 c.c to use envp instead of environ. be sure that you understand how the code works. provide liberal comments to explain what your pointer arithmetic is computing. paste your source code for this into your answer document. also, answer the following questions and explain your answers:
With the aid of pointer-based arithmetic operations and the usage of pointers in comparison operations, address arithmetic is a technique for determining the address of an object. Pointer arithmetic is another name for address arithmetic.
The pointers can be used for mathematical operations like addition, subtraction, etc. The outcome of an arithmetic operation on the pointer, however, will likewise be a pointer if the other operand is of type integer because we know that the pointer includes the address. These operations are addition and subtraction. In C++, a pointer's value can be increased or decreased. It signifies that we can change the pointer's value by adding or removing integer values. A pointer arithmetic can be subtracted (or added) from another in a manner similar to this.
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we plan to use the pca algorithm on a data set of 2-dimensional feature vectors. then we find out that all the features vectors happen to fall onto the same straight line in the 2-d space. what will be the first principal vector e1 and the second largest eigen value λ2 from the pca algorithm
One of the most often used methods of linear dimension reduction is principal component analysis (PCA). It can be used both on its own and as a starting point for further dimension reduction techniques.
By projecting the data onto a set of orthogonal axes, the projection-based PCA approach changes the data. An unsupervised linear transformation method known as Principal Component Analysis (PCA) is frequently utilized in a variety of domains, most notably for feature extraction and dimensionality reduction. Data compression, made possible by dimensionality reduction, results in less storage space being used. It speeds up computation. It also aids in removing any extraneous features. Since PCA is a variance-maximizing activity, normalization is crucial. our original data is projected in a manner that maximizes variance.
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in this homework you are supposed to use the random number generater random.random sample from the numpy package to generate random numbers with three different distributions. recall from the lecture that if ????:ℝ→[0,1] is a distribution function with generalized inverse ????−1:[0,1]→ℝ and ???? is a uniform random variable, then ????−1(????) is a random variable with distribution function ???? . using the function random.random sample from numpy package write three functions: exponentialrv(seed, mean,n) that returns for given seed a bunch of n random variables from an exponential distribution with the provided mean. derive the generalized inverse distribution function analytically for your simulation. binomial(seed, p,m,n) that returns for given seed a bunch of n binomial distributed random numbers with the provided success probability p and the number of trial equal to m. you have to numerically calculate the inverse distribution function. funnydicerv(seed,n) that returns for given seed a bunch of n random number which describe a biased die with distribution ℙ({1})
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Why is it best to save images in the native (raw) format while editing them?
Question 9 options:
A) It's less expensive.
B) It takes less memory.
C) It's faster to re-open the image.
D) The layers are kept distinct.
Answer:
b is correct
Explanation:
suppose that we are exploring a rectangular maze containing 10 rows and 20 columns. what is the maximum number of recursive calls that can be generated if you start at the entrance of the maze and call traverse maze?
Recursion depth is the maximum number of nested calls (including the first one). It will be exactly n in our situation.
The JavaScript engine imposes a maximum recursion depth limit. We can rely on it being 10000; certain engines permit more, but most likely, 100000 exceeds the limit for most of them. By using mathematical induction, recursive algorithms' correctness is frequently demonstrated. This approach consists of two steps: establishing the base first, followed by an inductive step. The basis in your situation is any instance when k=0, or where k is odd but n is even. formal thinking. Formal or mathematical reasoning is the sole technique to demonstrate an algorithm's correctness for all potential inputs.
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the switch statement is a . question 1 options: a) test expression b) sequence structure c) multiple alternative decision structure d) nested decision structure
The switch statement is a multiple alternative decision structure.
What is switch statement?
In C#, a switch statement is a selection statement that enables the movement of programme control to the a statement list with such a switch label that matches the switch expression's value. Depending on the outcome of a comparison between such a controlling expression and the labels defined in the switch block, a switch statement is indeed a control statement which performs a set of logic. This kind of statement aids in selecting the code block to run from a list of candidates that reflect the various possible outcomes based on the value of the a variable or expression. Comparing use of a switch statement to the if..else..if. ladder, the switch statement performs better and is easier to read.
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