Free Oracle 1Z0-808 Exam Dumps and 1Z0-808 Exam Questions

Question No: 31

MultipleChoice

Given:

class Test

int a1;

public static void doProduct(int a) {

a = a * a;

)

public static void doString(StringBuilder s) {

s.append('' '' + s);

}

public static void main(String[] args) {

Test item = new Test();

item.a1 = 11;

StringBuilder sb = new StringBuilder(''Hello'');

Integer i = 10;

doProduct(i);

doString(sb);

doProduct(item.a1);

System.out.println(i + '' '' + sb + '' '' + item.a1);

}

What is the result?

Options

A10 Hello Hello 11

B10 Hello Hello 121

C100 Hello 121

D100 Hello Hello 121

E10 Hello 11

Question No: 32

MultipleChoice

Which two class definitions fail to compile?

Options

Aabstract class A3 {private static int i;public void doStuff(){}public A3(){}}

Bfinal class A1 {public A1(){}}

Cpublic class A2 {private static int i;private A2(){}}

Dclass A4 {protected static final int i;private void doStuff(){}}

Efinal abstract class A5 {protected static int i;void doStuff(){}abstract void doIt();}

Question No: 33

MultipleChoice

The following grid shows the state of a 2D array:

This grid is created with the following code:

Which line of code, when inserted in place of //line n1, adds an X into the grid so that the grid contains three consecutive X's?

Options

Agrid[1][3] = 'X';

Bgrid[3][1] = 'X';

Cgrid[0][2] = 'X';

Dgrid[2][0] = 'X';

Egrid[1][2] = 'X';