Free 1z0-808 Exam Braindumps

Given:

What is the result?

1. A. AB
2. B. AC
3. C. CC
4. D. A ClassCastException is thrown only at line n1.
5. E. A ClassCastException is thrown only at line n2.

Correct Answer: B

Which three statements are true about the structure of a Java class? (Choose three.)

1. A. A public class must have a main method.
2. B. A class can have only one private constructors.
3. C. A method can have the same name as a field.
4. D. A class can have overloaded static methods.
5. E. The methods are mandatory components of a class.
6. F. The fields need not be initialized before use.

Correct Answer: ACE

Given the code fragments:

And:

Which statement is true?

1. A. After line 11, three objects are eligible for garbage collection.
2. B. After line 11, two objects are eligible for garbage collection.
3. C. After line 11, one object is eligible for garbage collection.
4. D. After line 11, none of the objects are eligible for garbage collection.

Correct Answer: C

Given these two classes:

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 useElectricity method.
An instance of the Customer class should never be able to tamper with or decrease the value of the member variable bill.
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?

1. A. Option A
2. B. Option B
3. C. Option C
4. D. Option D

Correct Answer: A

Given the code fragment:

What is the result?

1. A. Compilation fails.
2. B. 0 Found
3. C. 1 Found
4. D. 3 Found

Correct Answer: A