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: Jul 15, 2026

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Question 1

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 2

Given the course table:

Given the code fragment:

A : 2

B : false

C : true

D : 1

Answer: C

Question 3

Question ID: UK8297797

Given code:

package com.examtest.ocp;

import java.util.ArrayList;

import java.util.List;

public class Test {

public static void main(String[] args) {

var list = new ArrayList<String>(); //Line n1

list.add("A");

list.add("M");

var list_of_list = List.of(list); //Line n2

list_of_list.get(0).set(1, "N"); //Line n3

list_of_list.get(0).forEach(System.out::print); //Line n4

}

What is the result?

A : Compilation error at Line n2

B : An exception is thrown by Line n3

C : AM

D : AN

Answer: D

Question 4

Question ID: UK8292809

Consider below code of Test.java file:

package com.examtest.ocp;

public class Test {

public static void main(String[] args) {

System.out.println(add(90, 7));

System.out.println(add('a', 1)); //ASCII code for 'a' is 97 and 'b' is 98

}

public static var add(int v1, int v2) {

return v1 + v2;

}

What is the result?

A : 9798

B : ab

C : a98

D : 97b

E : Compilation error

F : Runtime error

Answer: A

Question 5

Question ID: UK8297291

Consider below code snippet:

var x = Double.valueOf(Math.random() * 10).intValue();

System.out.println(x);

Which of the following statements is correct?

A : Output is any int value between 1 and 10

B : Output is any int value between 1 and 9

C : Output is any int value between 0 and 10

D : Output is any int value between 0 and 9

Answer: D

Page: 1 / 132

Total 660 Questions | Updated On: Jul 15, 2026

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