1z0-808 Oracle Exam Questions and Free Practice Test

Question 13

Given the code fragment:
1Z0-808 dumps exhibit
Which two modifications, when made independently, enable the code to print Joe:true: 100.0? (Choose two.)

A. Option A

B. Option B

C. Option C

D. Option D

E. Option E

Correct Answer:AC

Question 14

What is the name of the Java concept that uses access modifiers to protect variables and hide them within a class?

A. Encapsulation

B. Inheritance

C. Abstraction

D. Instantiation

E. Polymorphism

Correct Answer:A
Using the private modifier is the main way that an object encapsulates itself and hide data from the outside world.

Question 15

Given the code fragment:
1Z0-808 dumps exhibit
What is the result?

A. 1:2:3:4:5:

B. 1:2:3:

C. Compilation fails.

D. An ArrayOutOfBoundsException is thrown at runtime.

Correct Answer:A

Question 16

Given the code fragment:
1Z0-808 dumps exhibit
Assume that the system date is June 20, 2014. What is the result?

A. Option A

B. Option B

C. Option C

D. Option D

Correct Answer:A

Question 17

Which three statements describe the object-oriented features of the Java language? (Choose three.)

A. Objects cannot be reused.

B. A subclass must override the methods from a superclass.

C. Objects can share behaviors with other objects.

D. A package must contain a main class.

E. Object is the root class of all other objects.

F. A main method must be declared in every class.

Correct Answer:BCF

Question 18

Given the code fragment:
1Z0-808 dumps exhibit
What is the result?

A. AB

B. A element 0B element 1

C. A NullPointerException is thrown at runtime.

D. A 0B 1

Correct Answer:C

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