Two-Dimensional Arrays

In the context of 2D arrays, what is the significance of a 'row-major order'?

When declaring a 2D array using type[][] name = new type[row][col], what happens to the array elements upon creation, assuming a numeric type?

What is the purpose of explicitly specifying the row and column when putting a value into an array using assignment statements?

What characteristic defines an initializer list used for creating arrays, compared to explicitly declaring the array size?

If you have a 2D array named data and you want to access the element in the second row and third column, what is the correct way to do it?

Given the 2D array int[][] myArray = {{1, 2, 3}, {4, 5, 6}};, what will System.out.println(myArray[0][2]); output?

Consider a 2D array matrix representing a table. What does matrix.length return?

In a 2D array int[][] array2D, how would you correctly access the length of the first row?

What is a 'jagged array'?

Given the jagged array int[][] jagged = {{1, 2}, {3, 4, 5, 6}, {7}};, what is the value of jagged.length?

Using nested loops to traverse a 2D array, what is the main difference between 'row-major order' and 'column-major order'?

If you want to iterate through all elements of a 2D array without modifying the array itself and want to avoid potential index errors, which type of loop is most recommended?

When declaring String[][] seatingInfo = {{"Jamal", "Maria"}, {"Jake", "Suzy"}, {"Emma", "Luke"}};, what does this declaration represent?

Given int[][] a = {{5, 10, 15}, {20, 25, 30}, {35, 40, 45}};, what value will System.out.println(a[2][0]); print?

If you need to store the average test scores of students in different classes, and each class may have a different number of students, which data structure would be most appropriate?

In the context of 2D arrays, what is a 'column'?

How are the contents of a 2D array of integers initialized when the array is created in Java?

How does the use of the initializer list affect the declaration of a 2D array?

What will be the output of the following code snippet: int[][] mat = {{3, 4, 5}, {1, 2}, {0, 1, -3, 5}}; System.out.println(mat[2].length);

Given the code segment: int[][] mat = {{3,4,5},{1,2},{0,1,-3,5}}; int value = mat[1][1]; What value does value hold?

What would be the correct way to initialize a two dimensional array of Strings?

Which of the following best describes why 2D arrays are crucial in programming?

Considering the concept of traversing a 2D array, which approach allows modification of array elements more directly but carries a higher risk of IndexOutOfBoundsException?

What output will the following code segment produce? int[][] matrix = {{1, 2, 3}, {4, 5, 6}}; for (int i = 0; i < matrix.length; i++) { for (int j = 0; j < matrix[i].length; j++) { System.out.print(matrix[i][j] + " "); } System.out.println(); }

How can you declare a jagged array called myArray where the first row has 3 elements, the second row has 2 elements, and the third row has 4 elements?