AP Computer Science Aeasymcq1 pt
Which correctly declares an array variable without creating it?
A.int[] a;
B.int[] a = null[5];
C.int[] a = 5;
D.array a;
Explanation
Core Concept
Declaration alone leaves a null.
Correct Answer
Aint[] a;
More Unit 6: Array practice questions
- easyThe bounds check that throws ArrayIndexOutOfBoundsException happens
- mediumTraversing a partially filled array should iterate
- mediumA partially filled array uses a separate variable to
- easySetting every element of an int array to zero uses
- mediumIn an enhanced for loop, the loop variable type must
Practice more AP Computer Science A questions with full explanations
Practice Unit 6: Array Questions →