Download Oracle.1z0-808.Pass4Sure.2020-05-13.133q.tqb
| Vendor: | Oracle |
| Exam Code: | 1z0-808 |
| Exam Name: | Java SE 8 Programmer |
| Date: | May 13, 2020 |
| File Size: | 11 MB |
Demo Questions
Question 1
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
Question 2
Given the code fragment:
Which two modifications, made independently, enable the code to compile? (Choose two.)
- Make the method at line n1 public.
- Make the method at line n2 public.
- Make the method at line n3 public.
- Make the method at line n3 protected.
- Make the method at line n4 public.
Correct answer: CD
Question 3
Given the code fragment:
What is the result?
- Match 1
- Match 2
- No Match
- A NullPointerException is thrown at runtime.
Correct answer: A
