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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: Apr 01, 2026
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Question 1

Question ID: UK8295123
Given code of Test.java file:
package com.examtest.ocp;
 
import java.util.ArrayList;
import java.util.List;
 
public class Test {
    public static void main(String[] args) {
        List<Character> list = new ArrayList<>();
        list.add(0, 'E');
        list.add('X');
        list.add(1, 'P');
        list.add(3, 'O');
        
        if(list.contains('O')) {
            list.remove('O');
        }
        
        for(char ch : list) {
            System.out.print(ch);
        }
    }
}
What is the result?

Answer: B
Question 2

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?

Answer: C
Question 3

Question ID: UK8296394
Consider below code of Test.java file:
package com.examtest.ocp;
 
public class Test {
    public static void main(String[] args) {
        var sb = new StringBuilder();
        System.out.println(sb.append("").append("").append("").length());
    }
}
What is the result?

Answer: A
Question 4

Question ID: UK8291961
Consider below statements:
1. int x = 5____0;
2. int y = ____50;
3. int z = 50____;
4. float f = 123.76_86f;
5. double d = 1_2_3_4;
How many statements are legal?

Answer: C
Question 5

Question ID: UK8293789
Given code of Test.java file:
package com.examtest.ocp;
 
class Base {
    public void log() throws NullPointerException {
        System.out.println("Base: log()");
    }
}
 
class Derived extends Base {
    public void log() throws RuntimeException {
        System.out.println("Derived: log()");
    }
}
 
public class Test {
    public static void main(String[] args) {
        Base obj = new Derived();
        obj.log();
    }
}
What is the result?

Answer: B
Page:    1 / 132      
Total 660 Questions | Updated On: Apr 01, 2026
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