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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

Given the directory structure:




Given the definition of the Doc class:




Which two are valid definition of the wordDoc class?


Options :
Answer: A,E
Question 2

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

Options :
Answer: A,C,D
Question 3

Question ID: UK8296377
Daylight saving time of 2018 in United States (US) ended at 4-Nov-2018 2:00 AM.
What will be the result of compiling and executing below code?
package com.examtest.ocp;
 
import java.time.*;
 
public class Test {
    public static void main(String [] args) {
        LocalDate date = LocalDate.of(2018, 11, 4);
        LocalTime time = LocalTime.of(13, 59, 59);
        ZonedDateTime dt = ZonedDateTime.of(date, time, ZoneId.of("America/New_York"));
        dt = dt.plusSeconds(1);
        System.out.println(dt.getHour() + ":" + dt.getMinute() + ":" + dt.getSecond());
    }
}

Options :
Answer: C
Question 4

Question ID: UK8295506
Given code of Test.java file:
package com.examtest.ocp;
 
public class Test {
    public static void main(String[] args) {
        String[] arr = { "L", "I", "V", "E" }; //Line n1
        int i = -2;
 
        if (i++ == -1) { //Line n2
            arr[-(--i)] = "F"; //Line n3
        } else if (--i == -2) { //Line n4
            arr[-++i] = "O"; //Line n5
        }
 
        System.out.println(String.join("", arr)); //Line n6
    }
}
What is the result?

Options :
Answer: A
Question 5

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?

Options :
Answer: A,B,D
Page : 1-66

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