3. What is the output of the program below, state if there will be an exception?

Question

3. What is the output of the program below, state if there will be an exception? If so, state
what type is it, and show how to handle it.
class Class1 {
public static void main(String args[]) {
int total = 0;
int[] i = new int[3];
for(int j=1;j<= i.length; j++)
total += (i[j] = j);
System.out.println(total);
}
}
4. What is the output of the program below:
try {
int values[] = {1,2,3,4,3,2,1};
for (int i = values.length-1; i >= 0; i++)
System.out.print( values[i] + " " );
} catch (Exception e) {
System.out.print("2" + " ");
} finally {
System.out.print("3" + " ");
}

Explanation / Answer

Question 3

Answer:

The above code will throw an ArrayIndexOutOfBoundsException. we can handle like below

public class Class1 {

public static void main(String[] args) {

int total = 0;

int[] i = new int[3];

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

total += (i[j] = j);

System.out.println(total);

}

}

Output:

3

Question 4

Answer:

Output is

1 2 3

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