108年 捷運招考 桃捷新進人員 工程員(運務票務類) JAVA及資料庫 試卷

(B)a[a.length-1]; (C)a[0]; (D)int i=1; a[i];

(C)byte x=-1; x=x>>>5; (D)int x=-1;x=x>>5;

{1,2,3,4,5} (C){1,2,4,3,5} (D){5,4,3,2,1}

int A[]={1,2,3,4,5};

hold = A[i];

A[i]= A[i+1];

A[i+1] = hold;

myList=new Object; (B)List myList=new ArrayList(); (C)ArrayList myList=new List(); (D)List

myList=new List();

public class Person {

static int arr[] = new int[10];

public static void main(String a[]) {

public class hello {

public static void main(String[] args) {

String str = NULL;

System.out.println(str);

}

Exception (B)Catch (Exception e) (C)throws ExceptionTest (D)Catch (TestException e)

}

}

static public void main(String[] args) {

try {

int[] num = null;

num[0] = 1332;

int k=0,j=0;

do {

for(int i=1; i<=j; i++) {

k=k+1;

}

j=j+1;

} while(j<4);

System.out.println(k);

x = new int[10][];

for (int i = 0; i < x.length; i++) {

x[i] = new int[i];

}

for (int i = 0; i < x.length; i++) {

for (int j = 0; j < x[i].length; j++) {

x[i][j] = i + j;

}

}

}

for (int j = 1; j < 5; j++) {

A[i][j] = i * j;

if (j == 3)

A[i][j] = i * j + 4;

}

}