Download Oracle.1z0-808.CertKey.2019-05-13.87q.tqb
| Vendor: | Oracle |
| Exam Code: | 1z0-808 |
| Exam Name: | Java SE 8 Programmer |
| Date: | May 13, 2019 |
| File Size: | 6 MB |
Demo Questions
Question 1
Given:
What is the result?
- 200.0 : 100.0
- 400.0 : 200.0
- 400.0 : 100.0
- Compilation fails.
Correct answer: C
Question 2
Given the following segment of code :
Which two statements, if either were true, would make the code compile?
- Vehicle is an interface that is implemented by the Motorcycle class.
- Vehicle and Motorcycle both implement the Transportation interface
- Vehicle is a superclass of Motorcycle.
- Motorcycle is a superclass of Vehicle.
- Vehicle and Motorcycle both extend the Transportation superclass.
- Motorcycle is an interface that implements the Vehicle class.
Correct answer: CE
Question 3
What is the name of the Java concept that uses access modifiers to protect variables and hide them within a class?
- Encapsulation
- Inheritance
- Abstraction
- Instantiation
- Polymorphism
Correct answer: A
Explanation:
Using the private modifier is the main way that an object encapsulates itself and hide data from the outside world. Reference: http://www.tutorialspoint.com/java/java_access_modifiers.htm Using the private modifier is the main way that an object encapsulates itself and hide data from the outside world.
Reference: http://www.tutorialspoint.com/java/java_access_modifiers.htm
