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: Sep 24, 2026

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Question 1

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 2

Consider below code:

1. //Test.java

2. package com.udayan.oca;

4. public class Test {

5. public static void main(String[] args) {

6. StringBuilder sb = new StringBuilder(100);

7. System.out.println(sb.length() + ":" + sb.toString().length());

8. }

9. }

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

A : 16:0

B : 0:0

C : 16:16

D : 100:0

E : 100:100

Answer: B

Question 3

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

1. package com.udayan.oca;

3. import java.util.ArrayList;

4. import java.util.List;

6. public class Test {

7. public static void main(String[] args) {

8. List list = new ArrayList<>();

9. list.add(100);

10. list.add(200);

11. list.add(100);

12. list.add(200);

13. list.remove(new Integer(100));

14.

15. System.out.println(list);

16. }

17. }

A : [100, 200, 200]

B : Compilation error

C : Exception is thrown at runtime

D : [200]

E : [200, 100, 200]

F : [200, 200]

Answer: E

Question 4

Given:

And the code fragment:

Which code fragment, when inserted at line 14, enables the code to print Mike Found?

A :

B :

C :

D :

Answer: A

Question 5

CGiven the code fragments:

Which code fragment, when inserted at line n1, enables the code to print Hank?

A :

B :

C :

D :

Answer: C

Page: 1 / 122

Total 608 Questions | Updated On: Sep 24, 2026

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