File Info
| Exam | Java SE 8 Programmer |
| Number | 1z0-808 |
| File Name | Oracle.1z0-808.RealTests.2019-10-23.93q.tqb |
| Size | 6 MB |
| Posted | Oct 23, 2019 |
| Download | Oracle.1z0-808.RealTests.2019-10-23.93q.tqb |
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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? (Choose two.)
- 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: AC
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
