ocajp 자격증 (Oracle Certified Associate Ja
자바 ocjap 문제 해설 - 배열(Array)
xemaker
2020. 2. 23. 20:40
Given the code fragment:
package ocjap;
public class Arr18 {
public static void main(String[] args) {
/* insert code here */
int array[2];
array[0]=10;
array[1]=20;
System.out.print(array[0]+":"+array[1]);
}
}
Which code fragment, when inserted at line 3, enables the code to print 10:20?
A. int[] array=new int[2];
B. int[] array;
array=int[2];
C. int array=new int[2];
D. int array[2];
정답: A
해설:
자바의 배열 선언방법
B번은 아래와 같은 오류가 발생.
The type of the expression must be an array type but it resolved to Class
C번 오류
Type mismatch: cannot convert from int[] to int
D번 오류
Syntax error on token "2", delete this token