Free Oracle 1Z0-808 Exam Questions

Become Oracle Certified with updated 1Z0-808 exam questions and correct answers

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Total 608 Questions | Updated On: Aug 18, 2026

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Question 1

Given:

and the code fragment:

What is the result?

A : AC

B : BD

C : BC

D : AD

Answer: C

Question 2

Given the code fragment:

Which code fragment, when inserted at line 9, enables the code to print true?

A : String str2 = str1;

B : String str2 = new String(str1);

C : String str2 = sb1. toString();

D : String str2 = 'Duke';

Answer: A

Question 3

What will be the result of compiling and executing Test class?

package com.udayan.oca;

public class Test {

public static void main(String[] args) {

m1(null);

}

static void m1(CharSequence s) {

System.out.println("CharSequence");

}

static void m1(String s) {

System.out.println("String");

}

static void m1(Object s) {

System.out.println("Object");

}

A : Object

B : Compilation Error

C : CharSequence

D : String

Answer: D

Question 4

Which of the following are Java Exception classes?

Select 3 options.

A : NumberFormatException

B : ArrayIndexException

C : IllegalArgumentException

D : NullException

E : ClassCastException

Answer: A,C,E

Question 5

Given:

What is the result?

A : 3 4 5 6

B : 3 4 3 6

C : 5 4 5 6

D : 3 6 5 6

Answer: D

Page: 1 / 122

Total 608 Questions | Updated On: Aug 18, 2026

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