Arrays Flashcards
1
Q
How do we access array elements?
A
The way to access array elements is using square brackets: [ ].
E.g. myArray[0]
2
Q
What is wrong with this declaration?
String[ ] sA = new String[1] { "aaa"};
A
Array size cannot be given here as the array is being initialized in the declaration.
3
Q
What are the initial values for an array of primitive types?
A
They are zero for numeric types and false for boolean.
4
Q
T/F: Each dimension expression of an array is fully evaluated before the dimension expression to its right.
A
True.
5
Q
What is the difference between A and B:
A:
int [ ] i, j;
B:
int i [ ], j;
A
A:
i and j are both an array of integers
B:
only i is an array of integers. j is simply an integer.
6
Q
Is the following statement valid?
int [10] iA
A
No.
The size of an array is never specified on the left-hand side.
