Test:Computer Science

Consider the following code:

Object[] objects = new Object[20];

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

switch(i % 4) {

case 0:

objects[i] = new Integer(i + 3);

break;

case 1:

objects[i] = "This val: " + i;

break;

case 2:

objects[i] = new Double(i * 4.4);

break;

case 3:

objects[i] = "That val: " + (i*12);

break;

}

}

String s = (String)objects[8];

System.out.println(s);

1.

What is the error in the code above?

There will be a NullPointerException.

There is an array overrun.

You cannot assign various types to the array in that manner.

There will be a ClassCastException thrown.

There are no errors.

1/2 questions

0%

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