Given the following declaration and initialization of a Scanner object:Scanner reader = new Scanner(System.in);What does the new keyword do? A. Establishes a new connection between human and computer. B. Allocates memory for the new object. C. Opens a new .java file. D. Creates a new java package.
Question
Given the following declaration and initialization of a Scanner object:Scanner reader = new Scanner(System.in);What does the new keyword do? A. Establishes a new connection between human and computer. B. Allocates memory for the new object. C. Opens a new .java file. D. Creates a new java package.
Solution
The correct answer is B. The "new" keyword in Java is used to allocate memory for a new object.
Similar Questions
Import Statement: A statement indicating that when the name Scanner is used in the program it refers to the class named Scanner found in the java.util package.
Example 1 int x = 10; // Variable named x with the data type int with initial value of 10. if (x > 5) { // Begins an if statement that checks the condition inside the parentheses: x > 5. // If the condition is true, the block of code inside the curly braces {} will be executed. System.out.println("x is greater than 5"); // Display "x is greater than 5" to the console if the condition if statement is true. } What is the purpose of the `Scanner` class in the program? (Refer to Code 1) Group of answer choices To calculate the average score. To determine the overall grade. To prompt the user for input. To print messages to the console.
What is the purpose of the `Scanner` class in the program? (Refer to Code 1)Group of answer choicesTo calculate the average score.To determine the overall grade.To prompt the user for input.To print messages to the console.
What is the purpose of the "new" keyword in object-oriented programming?Question 19Answera.To allocate memory for variables within a methodb.To instantiate a new object from a classc.To access superclass methods and variablesd.To declare a variable with class scope
Whenever Scanner class must be used, it can be imported as ___.*1 pointimport java.util;import java.util.Scanner;include java.util.Scanner;import java.util.*;
Upgrade your grade with Knowee
Get personalized homework help. Review tough concepts in more detail, or go deeper into your topic by exploring other relevant questions.