Question 18.Which data type stores only one of two values?a.OLE objectc.Yes/Nob.Hyperlinkd.Null Background image

To create another class cellphonelist to store cellphone objects in an arraylist. this class can be used to serialize cellphones into an xml file, check the given java code below.

Java is a computer platform and programming language that Sun Microsystems first released in 1995. Through the provision of the dependable platform upon which numerous services and applications are built.

It has grown from modest beginnings to power a significant portion of the digital world of today. Java is still a crucial component of cutting-edge products and future-oriented digital services.

//JAVA CODE//

import org.w3c.dom.Document;

import org.w3c.dom.Element;

import javax.xml.parsers.DocumentBuilder;

import javax.xml.parsers.DocumentBuilderFactory;

import javax.xml.parsers.ParserConfigurationException;

import javax.xml.transform.Transformer;

import javax.xml.transform.TransformerException;

import javax.xml.transform.TransformerFactory;

import javax.xml.transform.dom.DOMSource;

import javax.xml.transform.stream.StreamResult;

import java.io.File; import java.util.List;

 public class CellPhoneList {

     List<CellPhone> cellPhoneList;

    String model,manufacturer;

    double retailPrice;

     public CellPhoneList(List<CellPhone> cellPhoneList, String model, String manufacturer, double retailPrice) {

        this.cellPhoneList = cellPhoneList;

        this.model = model;

        this.manufacturer = manufacturer;

        this.retailPrice = retailPrice;

        xmlWrite(model,manufacturer, String.valueOf(retailPrice));

    }

      private static void xmlWrite(String a,String b,String c){

         try {

             DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();

            DocumentBuilder docBuilder = docFactory.newDocumentBuilder();

            Document doc = docBuilder.newDocument();

             org.w3c.dom.Element rootElement =  doc.createElement("CELLPHONE");

            doc.appendChild(rootElement);

            //org.w3c.dom.Element browser = doc.createElement("BROWSER");

            // browser.appendChild(doc.createTextNode("chrome"));

            //rootElement.appendChild(browser);

             org.w3c.dom.Element base = doc.createElement("BASE");

            base.appendChild(doc.createTextNode("http:fut"));

            rootElement.appendChild(base);

            /*org.w3c.dom.Element group = doc.createElement("GROUP");

            rootElement.appendChild(group);*/

            org.w3c.dom.Element model = doc.createElement("MODEL");

            model.appendChild(doc.createTextNode(String.valueOf(a)));

            base.appendChild(model);

             Element manufacture = doc.createElement("MANUFACTURE");

            manufacture.appendChild(doc.createTextNode(String.valueOf(b)));

            base.appendChild(manufacture);

             Element rate = doc.createElement("RETAIL");

            rate.appendChild(doc.createTextNode(String.valueOf(c)));

            base.appendChild(rate);

             TransformerFactory transformerFactory = TransformerFactory.newInstance();

            Transformer transformer = transformerFactory.newTransformer();

            DOMSource source = new DOMSource(doc);

            StreamResult result = new StreamResult(new File("cellphone.xml"));

            transformer.transform(source, result);

            System.out.println("File saved!");

        }

catch (ParserConfigurationException | TransformerException pce) {

            pce.printStackTrace();

        }

     }

}

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Answer:

A) Stub.

Explanation:

A stub is a program module whose purpose is to test other modules by calling them.

if the maximum load capacity (or buckling load) of column 1 (fixed-fixed) is 100 kn, the load capacity (or buckling load) of column 2 (fixed-free) will be = 1.56kN.

Buckling is simply the out-of-plane bending of a vertical compression member. The slenderness of the vertical compression member is typically to blame. This phenomenon is clearly explained by Euler, who has provided elaborate formulas to determine the actual amount of buckling in the compression member.

The compression member may be a column (long, short, or medium), a built-up steel member with a slender web, a readily available steel member with a slender web, etc. For various support situations, different buckling conditions exist. The terms "buckling load" and "crushing load" are interchangeable. We must fortify the slender member to prevent buckling.

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Parts manufactured by the same company that built the vehicle or the company that supplied the parts to the manufacturer of the vehicle are called OME [original equipment manufacturer] parts.

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The goal of Nozick's discussion of experience machines is c. to devise a thought experiment that elucidates what we value in life.

The Importance of Machines and Machine Making:

Man relies on machines for transportation, communication, and work, among other things. People with specialized knowledge in the application of scientific principles to problem solving design and develop machines.

Many of humanity's problems have been solved mechanically, chemically, and electronically by these engineers, scientists, and inventors. The benefits of the industrial revolution, such as unprecedented increases in agricultural outputs that have improved food security, are just a few of the positive wonders it has wrought.

They have also brought misery and oppression to many people through ingenious weapons of war, some of which have brought the world to its knees.

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Answer:

HOPE THIS HELPS.

Explanation:

A. true. Screen locks are a form of endpoint device security control.

Screen locks are a form of endpoint device security control.

The statement is true .

Given,

Screen locks are a form of endpoint device security control .

Here,

Screen locks are a form of endpoint device security control. When you set a screen lock on your device, it requires a passcode, pattern, fingerprint, or other authentication method to unlock and access the device.

This helps protect the device and the data stored on it from unauthorized access in case it is lost or stolen.

Thus the statement is true.

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An algorithm can fall into an infinite loop when the continuation condition of the loop never becomes false.

Loop is a set of code or instruction in most programming language to iterate or repeatedly execute the code in loop body without written it multiply times.

There are different method to call the loop, but the basic rule of the loop is still same which is the loop will continuously execute the code as long as condition is true.

Thus, until the condition in loop becomes false, the loop still running into infinite loop.

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To determine the principal stresses and the maximum in-plane shear stress and average normal stress at a point in a structural element, you will need to know the following information:

The element's material characteristics will affect how it responds to applied loads.

The geometry of the element will determine its size and shape, which will have an impact on how it distributes loads.

The loads put on: The stresses that arise in the element will be determined by this.

The point in question's location is: This will reveal the strains that are being placed on the spot.

With this knowledge, you may use the procedures that follow to identify the main stresses, the maximum in-plane shear stress, and the average normal stress at the point:

Find the strain-displacement relationship for the element: You will then be able to compare the applied loads to the resulting strains in the element.

Find the stress-strain relationship for the element: You will be able to connect the strains to the stresses that were created in the element as a result.

Find out what stresses are at work on the point: The stresses acting on the point can be calculated using the strain-displacement and stress-strain relationships of the element, the applied loads, and the geometry of the element.

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The five terminals of an op-amp are the output, noninverting input, inverting input, and positive power supply (GND).

Op amps are built using common parts like—notice—transistors, resistors, diodes, and so forth, as well as this capacitor. The bases of transistors are connected to an op amp's input terminals.

One of the input ports has a negative indication next to it out of the two. The Inverting input is what this one is called. The alternative input, referred to as the Non-inverting input, on the other hand, is denoted by a positive sign.

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Develop a function {maptuple t f} that returns a tuple that has the same width and label as the tuple t with its fields mapped by the function f.
fun {maptuple t f}

 let l = {tupLabel t}

 let n = {tupWidth t}

 let lf = List.map f l

 maketuple lf n

end

What is function?
Function is a block of code that performs a specific task. It is a sequence of statements that are written for a particular purpose and can be called upon when needed. Functions allow for code to be reused, making it easier to debug and maintain programs. They also help to reduce the amount of code needed in a program by allowing for code to be broken down into smaller, more manageable pieces. Functions can take parameters, which are pieces of data that are passed to the function when it is called. By passing parameters, the same function can be used with different data, making it more versatile. Functions can also return values, which are pieces of data that are sent back to the program once the function has completed its task. Functions can be written in any programming language, and are an important part of programming.

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The attribute used to provide accessibility by configuring a text alternative for graphics is the "alt" attribute. This attribute allows users to specify a text description of the image, which can be displayed in place of the image if the user's browser or other user agent does not support graphics. This can make the content of the website more accessible to users with visual impairments or other disabilities.

A bi-xenon type headlight system features a mechanical shield plate or shutter that is moved up & down as the headlights are switched between low and high beams.

A headlight is a lamp that is mounted on the front of a car to illuminate the road in front of it. Although headlights and headlamps are frequently used interchangeably, in the most formal sense, headlight refers to the device itself and headlight to the light beam that is generated and dispersed by the device.

Since the invention of the automobile, headlight performance has steadily increased, driven by the stark difference between daytime and nighttime traffic fatalities: according to the US National Highway Traffic Safety Administration, despite only 25% of traffic travelling at night, nearly half of all traffic-related fatalities take place during the day.

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To write the code to declare and initialize a one-dimensional array of 10 items. each element is assigned a random integer within a range based on its index, check the code given below.

A type of data structure called an array is used in computer science to store identical data type elements in continuous memory locations. In a single variable, an array enables us to store multiple values of the same type.

The values can be kept in a variety of structures thanks to different types of arrays. The one-dimensional array structure is one of the types of arrays where values are stored that are used the most frequently. 

One of Array's most straightforward forms is this one. Both their definition and application in programmes are very simple. It is simple to initialise and modify the values kept in a one-dimensional array.

//CODE//

import java.util.Random;

 public class RandomArray {

     public static void main(String[] args) {

        int[] arr = new int[10];

        Random random = new Random();

        for(int i = 0; i < arr.length; ++i) {

            arr[i] = i*100 + random.nextInt(100);

        }

        // print array

        for(int i = 0; i < arr.length; ++i) {

            System.out.println(arr[i]);

        }

    }

 }

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The code using Java for menu.

Java is a class-based, object-oriented, general-purpose programming language made to have fewer implementation dependencies. It is a computing platform for developing applications. As a result, Java is fast, safe, and dependable. In laptops, data centers, game consoles, scientific supercomputers, mobile phones, and other devices, it is frequently utilized for the development of Java applications.

The Java Platform is a set of programs that make it easier for programmers to create and run Java applications effectively. It has a compiler, an execution engine, and a collection of libraries. It consists of software and specifications for computers.

Given to import java, Scanner; public class

The code is

step by step explanation,

import java.util.Scanner;

public class PickupWindow

{

 public static void main(String[] args)

 {

   // create scanner object

  Scanner input = new Scanner(System.in)

   // Display menu

   String menu = "1. Hamburgern2. Cheeseburgern3. Veggie Burgern4. Nachosn5. Hot Dog\n";

   System.out.println(menu);

   // Get customer order

   System.out.println("Enter label: ");

   String customerOrder = input.nextLine();

  // Use substring to get the first character (the number)

 String combo =

 // Create  Integer object by using the static

   // method Integer.valueOf(someString)

  // to turn the string into an Integer

   Integer.valueOf(comboNumber);

   Integer comboNumber = 5;

   // Print out what the customer ordered

   System.out.println("Customer ordered number "+ comboNumber);

 }

}

Here // sentences are not part of coding, they are just to explain the next step or to give information about what the code shows.

Hence, the code is described.

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A free body diagram is a straightforward drawing that depicts the forces operating on the elements of a physical system.

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An  algorithm using pseudocode for peeling an apple is given below

1. Rinse the apple under running water to remove any dirt or debris.

2. Cut off the top and bottom of the apple using a sharp knife.

3. Starting at the top of the apple, use the knife to carefully slice off the skin in a circular motion, following the contour of the apple.

4. Continue peeling the skin off the apple until the entire apple is peeled.

5. Discard the skin and slice or chop the peeled apple as desired.

Another way or example used of the algorithm via the use a more structured pseudocode format:

procedure peelApple(apple: Apple)

  input: an apple

  output: a peeled apple

  1. Rinse the apple under running water to remove any dirt or debris.

  2. Cut off the top and bottom of the apple using a sharp knife.

  3. Initialize a variable "peeled" to be an empty list.

  4. While the apple is not fully peeled, do the following:

     a. Starting at the top of the apple, use the knife to carefully slice off a strip of skin.

     b. Add the strip of skin to the "peeled" list.

  5. Return the peeled apple.

end procedure

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Architects must consider the availability and cost of building materials when they plan their projects.

Building planning and design are the expertise of an architect, who typically has a significant impact on how a building is built. The art and science of building design are fields in which architects have extensive training. Architects need to be licenced professionally because they are in charge of ensuring the security of the people who use their buildings.

The Greek term for "chief builder" is the origin of the word "architect." Between the craftsman who designed a building and the one who actually built it, there was no distinction for a large portion of history.

Buildings could then be planned much more thoroughly before being built thanks to the development of linear perspective drawing in the 1500s, which made it possible to accurately depict three-dimensional structures in two dimensions.

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Cumulative algorithm can only be used with primitive data types is False.

A cumulative algorithm is a type of algorithm that processes a sequence of items and produces a single result by performing some operation on each item in the sequence and carrying forward the result of that operation to the next item.

Therefore, This type of algorithm can be used with primitive data types, such as integers and floating point numbers, but it can also be used with more complex data types, such as arrays, structures, and objects.

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Answer:

Step 1: Determine the constants a and b in the Langmuir Equation.

a = 6.0 g/L

b = 1.783 g/L

Step 2: Calculate the dosage required to yield an effluent with a phenol concentration of 0.10 mg/L.

dosage = (2 * 6.0) + (1 * 1.783) = 11.83 g

Explanation:

The correct answer is DDR4 -DDR3 two different dimm technologies below can be used in a quad channel configuration.

A DIMM is a module that has one or more RAM chips mounted on a tiny circuit board with connections that link it to the motherboard of the computer. Each data bit is kept in a distinct memory cell by the DIMM. Since personal computer processors have a 64-bit data width, DIMMs employ a 64-bit data route. Physically, PCIe slots can be configured as x1, x4, x8, or x16. The vast majority of GPUs require PCIe x16 to function at their peak performance, making it the most often used configuration. A PCIe slot has two parts: mechanical (cards) and electrical (lanes).

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Answer: DDR3 & DDR4

Explanation:

For programming an upright number triangle we will need to use a while loop.

When a condition is not satisfied, a "While" loop is used to repeat a certain piece of code an undetermined number of times. For instance, if we want to ask a user for a number between 1 and 10, but we don't know how often they might enter a greater number, we keep asking "while the value is not between 1 and 10."

import java.io.*;

class GFG {

   public static void main(String[] args)

   {

       int r = 1, c = 1, n = 5;

       // the while loop checks the conditions until the

       // condition is false. if it is true then enter it in

       // to loop and execute the statements

       while (r <= n) {

           while (c <= r ) {

               // printing the required pattern

               System.out.print(c+" ");

               c++;

           }

           r++;

           c = 1;

           // new line after each row

           System.out.println();

       }

   }

}

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A program where bsquare(k) takes k as a parameter and returns a list containing all perfect squares less than k (not including k) is given below in the code.

A parameter, in general, is any feature that helps define or categorize a particular system (meaning an event, project, object, situation, etc.). To put it another way, a parameter is a system component that is essential or helpful for identifying the system or evaluating its functionality, status, or other properties.

The term "parameter" has more specific meanings in some disciplines, including mathematics, computer programming, engineering, statistics, logic, linguistics, and electronic music composition.

It has broader meanings in addition to its technical applications, especially when used in non-scientific contexts. Examples of defining characteristics or boundaries are "test parameters" and "game play parameters."

//CODE//

def ASquare(k):

    lst = []

    for i in range(k):

        lst.append((i + 1) ** 2)

    return lst   print(ASquare(5))

  def BSquare(k):

    lst = []

    i = 1

    while i * i < k:

        lst.append(i * i)

        i += 1

    return lst

  print(BSquare(5))

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Answer: (read explanation)

Explanation:

Symmetry and rigid transformations are related in that symmetry is a type of rigid transformation. A rigid transformation is a type of transformation in geometry in which the shape of an object is preserved after the transformation is applied. This means that the distances between all points on the object remain the same, and the angles between those points are also unchanged.

Symmetry is a specific type of rigid transformation that involves a reflection, rotation, or translation of an object such that the resulting image is congruent to the original. In other words, symmetry is a type of transformation in which an object is mapped onto itself in a way that preserves its shape and size.

For example, if an object has rotational symmetry, it means that it can be rotated by a certain angle and the resulting image will be congruent to the original. If an object has reflectional symmetry, it means that it can be reflected across a certain line and the resulting image will be congruent to the original.

Overall, symmetry is a type of rigid transformation in which an object is mapped onto itself in a way that preserves its shape and size. This type of transformation is related to other types of rigid transformations, such as rotations and translations, which also preserve the shape and size of an object.

The resultant of the three forces exerted at point C of post-BC is 475.36 N.

The difference between the forces that are acting on an object as part of a system is known as the resultant force. For instance, a resultant force of 7N to the right is produced by a 3N force to the left and a 10N force to the right.

Given, the tension in the rope in the figure.

L=1460 mm

BC = 25

Net force at C = 480i +140j +(160i -120j) +(-240i-275j) = 400i-255j = 475.36

N 32.51 degrees south of east.

Therefore, the resultant of the three forces is 475.36 N.

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The object that you can you rename a field is A. table

Tables, queries, and forms are examples of Access .a. objects

The templates lets you create a database from scratch is D. Custom desktop database

A database is a collection of data that has been organized to make it simple to manage and update. Data records or files containing information, such as sales transactions, customer information, financial data, and product information, are typically aggregated and stored in computer databases.

A database is a planned gathering of data. They enable the manipulation and storage of data electronically. Data management is made simple by databases. Let's use a database as an example. Foe example, it is used by an online phone book to store information about people, their phone numbers, and other contact information.

To rename a table:

Click on the table.

Go to Table Tools > Design > Properties > Table Name.

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This is the ideal situation when you require detailed information on a black box model. If I have to figure out whether a car owner is more likely to make an insurance claim.

What is black box model?

A black box model explains the connection between a system's inputs and outputs. This model has various meanings and is applied in various situations.

A black box model is a tool that explains the functional links between system inputs and outputs, and it is frequently used in research, computing, and engineering.

A black box model is a type of financial model used in company where a computerized program is used to transform different investment data into investment strategies.

The absence of access to the internal workings or parameters of the model's functions is shown by the black in the black box model.

In that its internal parts are transparent, the white box model is the antithesis of a black box model.

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