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EXPERTY DESIGNED 1Z0-829 PRACTICE TEST

Oracle 1Z0-829 Exam Questions
Total Questions: 660
Java SE 17 Developer
Updated On: Jan 13, 2026
Page : 1-66
Question 1

Question ID: UK8298565
Consider below code of Test.java file:
package com.examtest.ocp; 
 
public class Test {
    public static void main(String[] args) {
        String str = "*";
        /*INSERT*/
        System.out.println(str);
    }
}
Which of the following options, if used to replace /*INSERT*/, will compile successfully and on execution will print ***** on to the console?
Choose 2 options.

Options :
Answer: A,B
Question 2

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?

Options :
Answer: D
Question 3

Question ID: UK8293374
Which of the following are Java Exception classes?
Choose 3 options.

Options :
Answer: A,C,D
Question 4

Question ID: UK8297257
Given code of Test.java file:

package com.examtest.ocp;
 
public class Test {
    public static void main(String[] args) {
        int x = 2;
        switch (x) {
            default:
                System.out.println("Still no idea what x is");
            case 1:
                System.out.println("x is equal to 1");
                break;
            case 2:
                System.out.println("x is equal to 2");
                break;
            case 3: 
                System.out.println("x is equal to 3");
                break;
        }
    }
}
What is the result?

Options :
Answer: A
Question 5

Question ID: UK8298152
Consider below code:
package com.examtest.ocp;
 
import java.time.LocalDate;
 
public class Test {
    public static void main(String [] args) {
        LocalDate d1 = LocalDate.parse("1999-09-09");
        LocalDate d2 = LocalDate.parse("1999-09-09");
        LocalDate d3 = LocalDate.of(1999, 9, 9);
        LocalDate d4 = LocalDate.of(1999, 9, 9);
        System.out.println((d1 == d2) + ":" + (d2 == d3) + ":" + (d3 == d4));
    }
}
What is the result?

Options :
Answer: D
Page : 1-66

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