AP Computer Science Aeasymcq1 pt
The expression grid[0].length gives
A.the number of columns
B.the number of rows
C.the total number of elements
D.zero
Explanation
Core Concept
grid[0] is the first row.
Correct Answer
Athe number of columns
More Unit 8: 2D Array practice questions
- mediumWhich is true about a 2D array's row references?
- easyAfter int[][] g = new int[2][3], the value of g[1][2] is
- mediumTo double every element of a 2D array, you
- mediumFinding the sum of one column c in a 2D array requires
- easyCounting the elements in one specific row r uses
Practice more AP Computer Science A questions with full explanations
Practice Unit 8: 2D Array Questions →