Online Access Free 1z1-808 Exam Questions

Given:

What is the result?

• A.The sum is 15
• B.Compilation fails
• C.The sum is 14
• D.The sum is 2
• E.The loop executes infinite times

Given:

And given the commands:
javac Test.java
java Test
What is the result?

• A.A NullPointerException is thrown at runtime.
• B.Java SE
• C.Java EE
• D.Compilation fails at line n1.

Which three statements describe the object-oriented features of the Java language?

• A.A package must contain more than one class.
• B.Objects cannot be reused.
• C.A subclass can inherit from a superclass.
• D.Objects can share behaviors with other objects.
• E.A main method must be declared in every class.
• F.Object is the root class of all other objects.

Given the code fragment:

What is the result?

• A.Compilation fails
• B.10 8 6 4 2
• C.The program goes into an infinite loop outputting: 10 8 6 4 2 0. . .
• D.AnArithmeticException is thrown at runtime
• E.10 8 6 4 2 0

Given the following two classes:

How should you write methods in the ElectricAccount class at line n1 so that the member variable bill is always equal to the value of the member variable kwh multiplied by the member variable rate?
Any amount of electricity used by a customer (represented by an instance of the customer class) must contribute to the customer's bill (represented by the member variable bill) through the method useElectricity method.
An instance of the customer class should never be able to tamper with or decrease the value of the member variable bill.

• A.Option A
• B.Option B
• C.Option C
• D.Option D