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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: Feb 09, 2026
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Question 1

Question ID: UK8296869
Given code of Test.java file:
package com.examtest.ocp;
 
class Parent {
    int var = 1000; // Line n1
 
    int getVar() {
        return var;
    }
}
 
class Child extends Parent {
    private int var = 2000; // Line n2
 
    int getVar() {
        return super.var; //Line n3
    }
}
 
public class Test {
    public static void main(String[] args) {
        Child obj = new Child(); // Line n4
        System.out.println(obj.var); // Line n5
    }
}
There is a compilation error in the code.
Which three modifications, done independently, print 1000 on to the console?

Answer: A,B,D
Question 2

Question ID: UK8294624
Given code:
package com.examtest.ocp;
 
class Outer {
    private String msg = "A";
    public void print() {
        final String msg = "B";
        class Inner {
            public void print() {
                System.out.println(this.msg);
            }
        }
        Inner obj = new Inner();
        obj.print();
    }
}
 
public class Test {
    public static void main(String[] args) {
        new Outer().print(); 
    }
}
What is the result?

Answer: A
Question 3

Question ID: UK8291167
Given code:
package com.examtest.ocp;
 
interface Message {
    String msg = "CONSISTENCY";
    public default void quoteOfTheDay() {
        record Quote(){ //Line n1
            String combine(String str) {
                return msg + "=" + str; //Line n2
            }
        }
        System.out.println(new Quote().combine("SUCCESS")); //Line n3
    }
}
 
public class Test {
    public static void main(String[] args) {
        new Message(){}.quoteOfTheDay(); //Line n4
    }
}
What is the result?

Answer: A
Question 4

Question ID: UK8298130
Consider below code of Test.java file:
package com.examtest.ocp;
 
class A {
    public String toString() {
        return null;
    }
}
 
public class Test {
    public static void main(String [] args) {
        String text = null;
        text = text + new A(); //Line n1
        System.out.println(text.length()); //Line n2
    }
}
What is the result?

Answer: A
Question 5

Question ID: UK8298141
Consider below 3 statements:
1. System.out.println(700 * Math.pow(2, -2));
2. System.out.println(700 * (1 / 4));
3. System.out.println(7 * Math.ceil(24.80));
Do all the three statements produce same output?

Answer: B
Page:    1 / 132      
Total 660 Questions | Updated On: Feb 09, 2026
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