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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 18, 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?

Answer: A
Question 2

Question ID: UK8297735
Given code of Test.java file:
package com.examtest.ocp;
 
public class Test {
    enum TrafficLight {
        private String message;
        GREEN("go"), AMBER("slow"), RED("stop");
        
        TrafficLight(String message) {
            this.message = message;
        }
        
        public String getMessage() {
            return message;
        }
    }
    
    public static void main(String[] args) {
        System.out.println(TrafficLight.AMBER.getMessage().toUpperCase());
    }
} 
What is the result?

Answer: C
Question 3

Given code of Test.java file:
package com.examtest.ocp;

public class Test {
    private static String print(String... args) {
        return String.join("-", args); //Line n1
    }
    
    private static Object print(Object... args) {
        String str = "";
        for(Object obj : args) {
            if(obj instanceof String) { //Line n2
                str += (String) obj; //Line n3
            }
        }
        return str; //Line n4
    }
    
    public static void main(String... args) {
        Object obj1 = new String("SPORT"); //Line n5
        Object obj2 = new String("MAD"); //Line n6
        System.out.println(print(obj1, obj2)); //Line n7
    }
}
What is the result?

Answer: A
Question 4

Question ID: UK8292860
Given code of Test.java file:
package com.examtest.ocp;
 
class Car {
    void speed(Byteval) { //Line n1
        System.out.println("DARK"); //Line n2
    } //Line n3
 
    void speed(byte... vals) {
        System.out.println("LIGHT");
    }
}
 
public class Test {
    public static void main(String[] args) {
        byte b = 10; //Line n4
        new Car().speed(b); //Line n5
    }
}
Which of the following needs to be done so that LIGHT is printed on to the console?

Answer: B
Question 5

Question ID: UK8291549
Given code of Test.java file:
package com.examtest.ocp;
 
public class Test {
    private static void m(int i) {
        System.out.print(1);
    }
    
    private static void m(int i1, int i2) {
        System.out.print(2);
    }
    
    private static void m(char... args) {
        System.out.print(3);
    }
   
    public static void main(String... args) {
        m('A');
        m('A', 'B');
        m('A', 'B', 'C');
        m('A', 'B', 'C', 'D');
    }
}
What is the result?

Answer: C
Page:    1 / 132      
Total 660 Questions | Updated On: Feb 18, 2026
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