what is the index of the last element of an array with 50 elements? group of answer choices 0 49 50 unknown, because the array has not been initialized

Answers

Answer 1

The term "element" refers to each item in an array, and it is possible to access any element by using its unique integer index. Numbering starts at 0, as seen in the previous figure.

How do you find the index of the last element?

The term "element" refers to each item in an array, and it is possible to access any element by using its unique integer index. Numbering starts at 0, as seen in the previous figure. It follows that index 8 would be used to retrieve the ninth element, for instance.

An array's last element can be retrieved by subtracting 1 from the length of the array to obtain its index. Given that in JavaScript, the array index numbering begins at 0, we are deducting 1 from the length.

lastIndexOf() The lastIndexOf() method returns the last index in the array where a specific element can be located, or -1 if the element cannot be found. Beginning at fromIndex, the array is scanned backwards.

The complete question is:

What is the index of the last element? int[] numList = new int[50];

Question options:

0

49

50

Unknown, because the array has not been initialized.

Therefore, the answer is 49.

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Related Questions

18379013?answering=%2FhomePage%2F22 x 2 tothe power of 12

Answers

Answer:

Can you rephrase that please

The rate of technological development is

Answers

Answer:

The systematic use of scientific, technical, economic and commercial knowledge to meet specific business objectives or requirements.

Explanation:

The process of images displayed on the screen that enables the user to interact with the computer is called what?
Time-sharing
Networking
Graphical user interface
Program execution

Answers

Graphical user interface. An user interface is what the user sees and interacts with. Graphical is related to images.

Which role on a software development team carefully considers how the software should behave and respond to the user so that it is clean and efficient and involves using tools like flowcharts, whiteboards, and, sometimes, special modeling software

Answers

The role that carefully considers how the software should behave and respond to the user so that it is clean and efficient and involves using tools like flowcharts, whiteboards, and, sometimes, special modeling software is that of a User Experience (UX) Designer.

User Experience Design (UX) is a critical process for software development. It concentrates on enhancing the user experience by analyzing how a user interacts with the product in a systematic way. To achieve this, a UX Designer uses tools like flowcharts, whiteboards, and, sometimes, special modeling software.

In general, UX Design is the process of designing digital or physical products so that they are easy to use and have a pleasant and satisfying user experience. UX Design considers all aspects of the product experience, including branding, design, usability, and functionality. It also involves conducting user research to better understand user requirements and aligning them with the product design.

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Question 14 of 25
A computer programmer will often use a
by other programmers.
, which includes code written

Answers

A computer programmer often uses a programming language to write code that other programmers can understand and utilize.

How is this so?

Programming languages provide a set of syntax and rules that allow programmers to create software and applications.

By using a standardized programming language, programmers can communicate their ideas effectively and share code with others.

This promotes collaboration,reusability, and efficiency in software development, as code can be easily understood, modified, and built upon by different programmers.

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In Java, who can not access a variable labeled with the access modifier protected?
Question 12 options:
Any method in the same package
Any method in a different package
Any method in any derived class
Any method in the same class

Answers

In Java, a variable labeled with the access modifier "protected" can be accessed by the subclass within the same package or by any subclass, Any method in a different package.

even if it is in a different package. However, it cannot be accessed by classes that are not subclasses and are outside the package. In other words, classes that are not subclasses of the class where the protected variable is defined cannot access it, regardless of whether they are in the same package or not. The protected access modifier provides a level of visibility that allows subclasses to access the variable while restricting access to other classes.

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what is having a major impact on erp vendors? what is having a major impact on erp vendors? lazy users epicor system analysts market size the cloud

Answers

The term that is having a major impact on ERP vendors is option D: the cloud.

What is an effect of cloud computing in ERP?

In comparison to on-premises ERP, cloud ERP typically costs about 30% less. Businesses don't have to pay up front for infrastructure or ongoing costs for IT staff, maintenance, security, and updates because the cloud ERP vendor hosts and manages the software on its own servers. The supplier offers ongoing IT support.

The term "enterprise resource planning" (ERP) refers to a class of software that businesses use to oversee routine operations like accounting, purchasing, project management, risk management, and compliance.

Hence, A system of enterprise resource planning tools and software that is hosted and managed offsite in the cloud by your vendor is known as cloud-based ERP. With cloud deployment, you can concentrate on managing your business rather than IT.

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pls help!! which of the following is not a step required to view a web page?

pls help!! which of the following is not a step required to view a web page?

Answers

The first one! It’s not required to view web pages

what is printed to the screen when the following program is run? num = 13 print(num)

Answers

When the program `num = 13; print(num);` is run, it will print the value of the variable `num`, which is 13, to the screen.

The `num = 13` statement assigns the value 13 to the variable `num`. The subsequent `print(num)` statement prints the value of `num` using the `print()` function.

As a result, the output on the screen will be:

```

13

```

The program initializes the variable `num` with the value 13, and then it simply displays the value of `num` on the screen using the `print()` function. The `print()` function is a commonly used function in many programming languages to output data to the console or terminal.

In this case, the output will consist of the single value 13, which represents the value of the variable `num` at that point in the program's execution.

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what do you think is the reason why there are two kinds of transmission mode in computer networking?

Answers

Answer:  Transmission mode or communication mode is referred to as transmission of data between two devices using a communication channel that includes an optical fiber, copper wires, wireless channels, and various storage media. The data that gets transmitted is in the form of electromagnetic waves. There are various ways of data transmission where the message that is passed is in the sequence of pulses using digital modulation. The transmission mode of data was first introduced in a computer networking system during the 1940s in modems, then in LANs, WANs, repeaters, and other networking system

is this what u are looking for?

Write a Java program which declares and populates an array with some values (at least 5 values). Then it should call a method passing it the array. The method should modify the array values using a loop. Lastly, after the program calls the method, it should display the modified array contents to the console.

Answers

Answer:

CODE IN JAVA :

import java.util.*;

public class Main

{

public static void modifyArray(int[] arr, int n){

for(int i = 0; i < n; i++){

arr[i] = -1; // each value is modified to -1

}

}

public static void main(String[] args) {

int n;

System.out.print("Enter size of array(atleast 5): ");

Scanner sc = new Scanner(System.in);

n = sc.nextInt();

int array[] = new int[n]; // array with size n declared

// populating the array

System.out.print("Enter array elements: ");

for(int i = 0; i < n; i++){

array[i] = sc.nextInt();

}

// modifying array via a function

modifyArray(array, n);

// printing array values after modifiction

System.out.print("Array after modification: ");

for(int i = 0; i < n; i++){

System.out.print(array[i] + " "); // space separated

}

}

}

Explanation:

What is wrong with this

What is wrong with this

Answers

Answer:

try to restart it if that don't work try to x out of things

Explanation:

Identify at least five different Information Technology careers that you could pursue in your home state, and choose the three that appeal to you
the most. Out of the three, write a one-page essay describing which one would be your career choice and the educational pathway that you would
have to follow in order to obtain that career. Finally, identify at least three colleges, universities, or training programs that are suited to that career
choice. You can use the following resources to help you:​

Answers

Answer:Five careers within the Information Technology cluster that would be interesting to me are video game designer, software developer, database administrator, computer science teacher, and business intelligence analyst. Of those careers, being a video game designer, software developer, or business intelligence analyst sounds the most appealing to me. Out of all those choices, I think that being a business intelligence analyst seems the most interesting.

Business intelligence analysts work with computer database information, keeping it updated at all times. They provide technical support when needed and analyze the market and customer data. At times, they need to work with customers to answer any questions that they have or fix things as needed. The part that I would find most interesting would be collecting intelligence data from reports for the company for which I work. To complete the job, I would need to have great customer service skills, communication skills, critical thinking skills, and knowledge of computers.

Before I could find work as a business intelligence analyst, I would need to complete a bachelor’s degree in computer science to learn how to do computer programming and use other applications that I would need to know for the job. Some of the schools that have a great program for computer science are the University of California at Berkeley, Georgia Institute of Technology, and California Institute of Technology. Once I have completed a bachelor’s degree, I would continue on to get a master’s degree in the field, which would help me advance in my career and get promotions.

Explanation:

Write a program to work out how many days you have been alive for (to the nearest year for the moment - there are 365 days in a year). Get the program to ask for the person’s name and age. Develop this to work out how many hours this is – 24 hours per day

Answers

The program will calculate the number of days and hours a person has been alive based on their age. It will ask for the person's name and age, and then perform the necessary calculations.

The program will begin by prompting the user to enter their name and age. Once the inputs are provided, the program will calculate the number of days the person has been alive by multiplying their age by 365 (assuming there are 365 days in a year). This will give an approximate count of the number of days to the nearest year.

The number of hours, the program will multiply the number of days by 24 (since there are 24 hours in a day). This calculation will provide an estimate of how many hours the person has been alive. The program can then display the results, showing the number of days and hours the person has lived.

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what is a main purpose of launching an access attack on network systems?

Answers

Answer:

The main purpose of launching an access attack on network systems is to gain unauthorized access or control over the targeted systems, networks, or sensitive information. The specific goals and motives behind launching access attacks can vary, but some common purposes include:

1. Unauthorized Access

2. Data Theft or Espionage

3. Disruption of Services

4. Privilege Escalation

5. Planting Malware or Backdoors

The main purpose of launching an access attack on network systems is to gain unauthorized access to sensitive data or information.

This type of attack is called a Denial of Service (DoS) attack. The attacker floods the network or system with traffic or requests, causing it to crash or become unavailable to users. This can be particularly damaging for businesses or organizations that rely on their networks to function.

Some attackers launch access attacks for fun or to prove their hacking skills. This type of attack is called "ethical hacking," but it can still be harmful to the network or system. In some cases, the attacker may cause unintentional damage or expose vulnerabilities that could be exploited by other attackers.

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Complete the following sentences by choosing the best answer from the drop-down menus. A/an _______ is a device used to protect computer against surges and spikes in power. Sleep and Hibernate are examples of _______. Regular maintenance on a computer is good for _______. Bad sectors are sections of the _______ that are physically damaged. To protect some devices such as flash drives and external hard drives from corruption, it’s best to _______ the devices.

Complete the following sentences by choosing the best answer from the drop-down menus. A/an _______ is

Answers

Answer:

1. Surge protector

2. Power-saving mode

3. Hardware and software

4. Hard disk

5. Eject

Explanation:

sadly my answer has deleted here so i have to start all over again

A file named "songs.txt" exists and has 70 lines of data. You open the file with the following line of code.

aFile = open("games.txt", "w")
You write three lines to the file in the program. How many lines are in the file when you close your file?

Answers

Answer:

There will be 3 lines of data left

Explanation:

When you use "w" command it overwrites all lines that already exists, to avoid this use "a" instead to append lines of data onto the text file

Answer:

There will be 3 lines of data left

Explanation:

How do i start a war on the Internet

Answers

Answer:

give an unpopular opinion to a bunch of angry people

Which of the following repetition operator can help initialize an empty list with values.

A. &
B. $
C. *
D. !

Answers

Answer:

C. *

Explanation:

For instance, [10]*4 gives [10, 10, 10, 10].

Which of the following best describes today’s average gamer?

The average age is eighteen, and many more males play than females.
The average age is thirty, and only slightly more males play than females.
The average age is thirty, and many more males play than females.
The average age is eighteen, and only slightly more males play than females.

Answers

The correct answer is A

javascript Question:

const a = [ { '300': { trend: 'No trend', p: 1 } }, { '361': { trend: 'No trend', p: 0.2423127316722784 } } ];

how to get '300' and '361' respectively from a?

I use the code blow but always return ['300'] and ['361'].

a.forEach((item) => {console.log(Object.keys(item)) });

Answers

A key, in this context, is the number property of an object. The code gets all the keys of an object using the Object.keys() method, which returns an array of a given object's own property names, in the same order as we get with a normal loop.

The forEach() method will call the anonymous function for every item in the array. The first argument to the anonymous function, i.e., `item` here, is the current element of the array. The forEach() method loops over the elements of the array and executes the function provided once for each element. Here we are logging the first index of the array. So `Object.keys(item)[0]` will log the first index of the object.

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Secondary storage is also known as the ‘main memory’

Answers

Answer:

False

Explanation:

The main memory is called RAM (Random Access Memory). This is where all programs and variables in the computer live, and also it is the fastest storage.

Secondary storage would be your hard drive, USB, CD, floppy disk.

4.5. if a process exits and there are still threads of that process running, will they continue to run?

Answers

Even if a process exits, any remaining threads will continue to run until they finish their execution or are forcibly terminated.

Yes, if a process exits and there are still threads of that process running, they will continue to run until they either finish their execution or are forcibly terminated.

Explanation:
When a process exits, it means that the main thread of that process has completed its execution and has terminated. However, if there are other threads that were created within that process and are still running, they will continue to execute independently.

These threads will continue to run until they either complete their tasks or are forcibly terminated by the operating system. This is because threads are separate units of execution within a process and are not directly affected by the termination of the main thread or process.

In conclusion, even if a process exits, any remaining threads will continue to run until they finish their execution or are forcibly terminated.

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que es la felicidad??​

Answers

Se feliz el amor es nada


HELP I NEED THIS ASAP!!!!!!!
If you want to apply the same custom tab stops for a group of paragraphs that already exist, what should you do?
Select one paragraph, create its tab stops, then select the next paragraph and create its tab stops, and so on.
Delete the paragraphs, create the tab stops, and then retype the paragraphs.
Preselect all of the paragraphs and then apply tab stops.
Change the default tab stops for the entire document.

Answers

Answer:

Preselect all of the paragraphs and then apply tab stops.

Explanation:

Which of the following database categories is the most similar to a spreadsheet or MS Excel document? a) isolated b) hierarchical c) relational d) Flat File.

Answers

The database category that is most similar to a spreadsheet or MS Excel document is the Flat File category. Option D is correct.

A Flat File database is a simple database that stores data in a plain text file or a binary file. It consists of a table with rows and columns, where each row represents a record, and each column represents a field. This structure is similar to a spreadsheet or MS Excel document, where data is arranged in a tabular format.

In a Flat File database, each record is stored on a single line, with each field separated by a delimiter, such as a comma or a tab. This makes it easy to import and export data to and from the database.

Therefore, option D is correct.

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Which of the following is the most likely disadvantage caused by the inability to access the internet?

A. inability to access educational and other resources
B. inability to communicate with business partners
C. inability to apply for jobs that use online recruitment
D. inability to relate to others in a social network

Answers

The one that is the disadvantage caused by the inability to access the internet is inability to relate to others in a social network. The correct option is D.

What is social networks?

The use of world wide web social media sites to stay connected with family and friends, community, colleagues, or customers is referred to as social networking.

Through all the sites, online communication can serve a social, business, or both purposes.

The disadvantage caused by a lack of internet access is the inability to interact with others in a social network.

Thus, the correct option is D.

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a char variable named c has been declared. write a statement that reads the next character from the keyboard (standard input) and stores it in c, regardless of whether it is a whitespace character.

Answers

Some computer languages, including C, C++, C#, and Java, employ the abbreviation char as a reserved keyword. It stands for character, a data type that may store a single character (letter, numeral, etc.).

To hold characters and letters, C employs the char type. Although C stores integer numbers rather than characters below, the char type is an integer type. Char values in C are stored in 1 byte of memory and have a value range of 0 to 255 or -128 to 127. variable name: char; Declaring is done here using char. Character data type, variable name is the variable's name (you can use any name you choose, such as a, b, c, alpha, etc.), and ; is the line termination (end ofline).

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What is the problem with my python code?

What is the problem with my python code?

Answers

Girl I don’t know figure it out

import math

class TripleAndHalve:

   def __init__(self, number):

       self.__number = number

   def triple(self):

       return self.__number * 3

   def halve(self):

       return self.__number / 2

   def print_number(self):

       return self.__number

t1 = TripleAndHalve(4)

print(t1.triple())

print(t1.halve())

print(t1.print_number())

3. Describe the types of input the peripheral nervous system receives in each of the three scenarios.

Answers

Answer:

espanel hjcrkl cuecls oob

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