Which two statements are true for a two-dimensional array?
A.
All methods of the class Object may be invoked on the two-dimensional array.
B.
It is implemented as an array of the specified element type.
C.
Using a row by column convention, each row of a two-dimensional array must be of the
same size.
D.
At declaration time, the number of elements of the array in each dimension must be
specified.
A,B
Answers: A, B
Explanation:
C is wrong because is not mandatory for the 2d array to have rows of the same size.
D is wrong because the number of elements of the array in each dimension must be
specified on initialization not declaration time.