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: Nov 11, 2024

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Question 1

Which of the following method is declared in Predicate interface?

A : boolean check(T t);

B : boolean verify(T t);

C : boolean validate(T t);

D : boolean test(T t);

Answer: D

Question 2

Consider below code:

1. //Test.java

2. package com.udayan.oca;

4. import java.time.LocalDate;

6. public class Test {

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

8. LocalDate joiningDate = LocalDate.parse("2006-03-16");

9. System.out.println(joiningDate.withDayOfYear(29));

10. }

11. }

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

A : None of the other options

B : 2006-01-29

C : 2006-01-01

D : 2006-03-29

Answer: B

Question 3

Which statement is true about the switch statement?

A : must contain the default section.

B : break statement, at the end of each case block, is mandatory.

C : case label literals can be changed at runtime.

D : expression must evaluate to a single value.

Answer: D

Question 4

Which statement best describes encapsulation?

A : capsulation ensures that classes can be designed so that only certain fields and methods of an object are accessible from other objects

B : capsulation ensures that classes can be designed so that their methods are inheritable.

C : capsulation ensures that classes can be designed with some fields and methods declared as abstract.

D : capsulation ensures that classes can be designed so that if a method has an argument MyType x, any subclass of MyType can be passed to that method

Answer: A

Question 5

What is the signature of special main method?

A : public static void main(String args) {}

B : public static void main() {}

C : private static void main(String [] args) {}

D : public static void main(String [] a) {}

Answer: D

Page: 1 / 122

Total 608 Questions | Updated On: Nov 11, 2024

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