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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: UK8297700
Consider below code of Test.java file:
package com.examtest.ocp;
 
class Parent {
    int i = 10;
    Parent(int i) {
        super();
        this.i = i;
    }
}
 
class Child extends Parent {
    int j = 20;
    
    Child(int j) {
        super(0);
        this.j = j;
    }
    
    Child(int i, int j) {
        super(i);
        this(j);
    }
    
}
 
public class Test {
    public static void main(String[] args) {
        Child child = new Child(1000, 2000);
        System.out.println(child.i + ":" + child.j);
    }
}
What is the result?

Answer: C
Question 2

Question ID: UK8293780
Given code of Test.java file:
package com.examtest.ocp;
 
interface Blogger {
    default void blog() throws Exception {
        System.out.println("GENERIC");
    }
}
 
class TravelBlogger implements Blogger {
    public void blog() {
        System.out.println("TRAVEL");
    }
}
 
public class Test {
    public static void main(String[] args) {
        Blogger blogger = new TravelBlogger(); //Line n1
        ((TravelBlogger)blogger).blog(); //Line n2
    }
}
What is the result?

Answer: D
Question 3

Question ID: UK8292097
Below is the code of Test.java file:
package com.examtest.ocp;
 
import java.util.*;
 
public class Test {
    public static void main(String[] args) {
        var list = new ArrayList<>(); //Line n1
        list.add("TAKE");
        list.add("THE");
        list.add("RISK");
 
        System.out.println(String.join(".", list)); //Line n2
    }
}
What is the result?

Answer: B
Question 4

Question ID: UK8291953
Consider below code of Test.java file:
package com.examtest.ocp;
 
public class Test {
    public static void main(String [] args) {
        var text = """
            I gave him $200 and \
            he returned me €120, \
            so I am left with £80.""";
 
        System.out.println(
            text.transform(Test::removeCurrencySymbols)
                .transform(String::toUpperCase)
                .formatted("¥", "¥", "¥"));
    }
 
    private static String removeCurrencySymbols(String s) {
        return s.replaceAll("\\$", "%s")
                .replaceAll("€", "%s")
                .replaceAll("£", "%s");
    }
}
What is the result?

Answer: B
Question 5

Question ID: UK8291985
Consider below code of Test.java file:
package com.examtest.ocp;
 
import java.time.LocalDate;
 
public class Test {
    public static void main(String [] args) {
        LocalDate date = LocalDate.parse("1980-03-16");
        System.out.println(date.minusYears(-5));
    }
}
What is the result?

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