JAVA Q1: Write the statements to create a 3 by 4 two-dimensional array of intege
ID: 3918974 • Letter: J
Question
JAVA
Q1: Write the statements to create a 3 by 4 two-dimensional array of integers names x.
Q2: Provide the statements that would sequentially display the elements of the array x to the screen using System.out.println.
Q3: Provide the copy constructor for the following class:
public class X{
int r, c
public X(int r, int c) {
this.r = r;
this.c = c;
}
}
Q4: Write a piece of code that would create a 2 by 3 two-dimensional array, namedxArray, of objects of class X. The instance variables r and c of each element of the array should be initialized with the corresponding row and column of the object. For example, the object at row 1 column 2 should have an r of 1 and cof 2.
Q5: Provide a memory diagram of the array xArray and its content. Make sure to show all reference variables and index values.
You can draw your memory diagram on a piece of paper and scan or take a picture of your hand drawing
Explanation / Answer
1) int[][] x = new int[3][4]; 2) for(int i = 0; iRelated Questions
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