Free Oracle 1Z0-829 Exam Questions

Become Oracle Certified with updated 1Z0-829 exam questions and correct answers

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Total 660 Questions | Updated On: Sep 17, 2026

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Question 1

Question ID: UK8291585

Given code of Test.java file:

package com.examtest.ocp;

public class Test {

public static void main(String[] args) {

var i = 1;

var j = 5;

var k = 0;

A: while(true) {

i++;

B: while(true) {

j--;

C: while(true) {

k += i + j;

if(i == j)

break A;

else if (i > j)

continue A;

else

continue B;

}

System.out.println(k);

}

What is the result?

A : Compilation error

B : Program never terminates as above code causes infinite loop

C : 6

D : 11

E : 15

F : None of the other options

Answer: A

Question 2

Question ID: UK8298155

Following statement in a Java program compiles successfully:

student.report(course);

What can you say for sure?

A : student is the reference variable name

B : student is the class name

C : report is the method name

D : course must be of String type

Answer: C

Question 3

Question ID: UK8293374

Which of the following are Java Exception classes?

Choose 3 options.

A : ClassCastException

B : NullException

C : NumberFormatException

D : IllegalArgumentException

E : ArrayIndexException

Answer: A,C,D

Question 4

Question ID: UK8294682

Consider below codes of 3 java files:

//Shrinkable.java

package com.examtest.ocp;

public interface Shrinkable {

public static void shrinkPercentage() {

System.out.println("80%");

}

//AntMan.java

package com.examtest.ocp;

public class AntMan implements Shrinkable { }

//Test.java

package com.examtest.ocp;

public class Test {

public static void main(String[] args) {

AntMan.shrinkPercentage();

}

Which of the following statements is correct?

A : There is a compilation error in Shrinkable.java file

B : There is a compilation error in AntMan.java file

C : There is a compilation error in Test.java file

D : There is no compilation error and on execution, Test class prints 80% on to the console

Answer: C

Question 5

Question ID: UK8295941

Given code of TestStudent.java file:

package com.examtest.ocp;

class Student {

String name;

int age;

boolean result;

double height;

}

public class TestStudent {

public static void main(String[] args) {

var stud = new Student(); //Line n1

System.out.println(stud.name + stud.height + stud.result + stud.age); //Line n2

}

What is the result?

A : null0.0false0

B : null0false0

C : null0.0ffalse0

D : null0.0true0

E : Compilation error

Answer: A

Page: 1 / 132

Total 660 Questions | Updated On: Sep 17, 2026

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