Oracle certification-questions online 1z0-808 Questions Video by Alec q156 vce pdf

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Oracle 1z0-808 Exam Overview :

Exam Name:	Java SE 8 Programmer I
Exam Code:	1z0-808 Dumps
Vendor:	Oracle	Certification:	Oracle Certified Associate
Questions:	224 Q&A's	Shared By:	alec

Question 64

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

Options:

Objects cannot be reused.

A subclass must override the methods from a superclass.

Objects can share behaviors with other objects.

A package must contain a main class.

Object is the root class of all other objects.

A main method must be declared in every class.

Discussion

Question 65

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

Options:

Encapsulation

Inheritance

Abstraction

Instantiation

Polymorphism

Discussion

Question 66

Which three are advantages of the Java exception mechanism? (Choose three.)

Options:

Improves the program structure because the error handling code is separated from the normal program function

Provides a set of standard exceptions that covers all possible errors

Improves the program structure because the programmer can choose where to handle exceptions

Improves the program structure because exceptions must be handled in the method in which they occurred

Allows the creation of new exceptions that are customized to the particular program being created

Discussion

Question 67

Given the code fragment:

Questions 67

What is the result?

Options:

Sum is 600

Compilation fails at line n1.

Compilation fails at line n2.

A ClassCastException is thrown at line n1.

A ClassCastException is thrown at line n2.

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