Pass4sure offers anyone a lot of aid in the form of analyze engine software. It really is comprised of an easily understandable materials which in turn conform to the Oracle Oracle exam wants. Most of our own customers get achieved fantastic success by simply using Pass4sures Oracle 1z0-808 exam practice as well as answers. The high passing ratio is a solid proof pertaining to our Oracle 1z0-808 items. The Pass4sure provides Oracle Oracle test motor to analyze yourself to see your weak locations of your Oracle exam preparation. We all promise that you just will create excellent good results with our own Oracle Oracle exam questions and answers. Or perhaps you can claim the particular full money back.

## 2021 Mar 1z0-808 free practice exam

Q11. Given:

public class ComputeSum {

public int x;

public int y;

public int sum;

public ComputeSum (int nx, int ny) {

x = nx; y =ny;

public void setX(int nx) { x = nx; updateSum();}

public void setY(int ny) { x = ny; updateSum();}

void updateSum() { sum = x + y;}

This class needs to protect an invariant on the sum field.

Which three members must have the private access modifier to ensure that this invariant is maintained?

A. The x field

B. The y field

C. The sum field

D. The ComputerSum ( ) constructor

E. The setX ( ) method

F. The setY ( ) method

Explanation: The sum field and the two methods (setX and SetY) that updates the sum field.

Q12. Given the code fragment:

Which code fragment, when inserted at // insert code here, enables the code to compile and and print a b c?

A. List update (String[] strs)

B. Static ArrayListupdate(String [] strs)

C. Static List update (String [] strs)

D. Static void update (String[] strs)

E. ArrayList static update(String [] strs)

Q13. int [] array = {1,2,3,4,5};

for (int i: array) {

if ( i < 2) {

keyword1 ;

System.out.println(i);

if ( i == 3) {

keyword2 ;

}}

What should keyword1 and keyword2 be respectively, in oreder to produce output 2345?

A. continue, break

B. break, break

C. break, continue

D. continue, continue

Q14. Given the code fragment:

Which three code fragments can be independently inserted at line nl to enable the code to print one?

A. Byte x = 1;

B. short x = 1;

C. String x = "1";

D. Long x = 1;

E. Double x = 1;

F. Integer x = new Integer ("1");

Q15. Given the code fragment:

What is the result?

A. Values are : [EE, ME]

B. Values are : [EE, EE, ME]

C. Values are : [EE, ME, EE]

D. Values are : [SE, EE, ME, EE]

E. Values are : [EE, ME, SE, EE]

### Down to date 1z0-808 test question:

Q16. Given the following classes:

Which two options fail to compile when placed at line n1 of the main method?

A. employee.salary = 50_000;

B. director.salary = 80_000;

C. employee.budget = 200_000;

D. manager.budget = 1_000_000;

E. manager.stockOption = 500;

F. director.stockOptions = 1_000;

Q17. Given:

What is result?

A. Successful

B. Unsuccessful

C. Compilation fails

D. An exception is thrown at runtime

Q18. Given the code fragment:

What is the result?

A. Element 0 Element 1

B. Null element 0 Null element 1

C. Null Null

D. A NullPointerException is thrown at runtime.

Q19. Which statement will empty the contents of a StringBuilder variable named sb?

A. sb.deleteAll();

B. sb.delete(0, sb.size());

C. sb.delete(0, sb.length());

D. sb.removeAll();

Q20. Given:

public class App { // Insert code here System.out.print("Welcome to the world of Java"); } }

Which two code fragments, when inserted independently at line // Insert code here, enable the program to execute and print the welcome message on the screen?

A. static public void main (String [] args) {

B. static void main (String [] args) {

C. public static void Main (String [] args) {

D. public static void main (String [] args) {

E. public void main (String [] args) {