Online Access Free 1z1-808 Exam Questions

Given:

What is the result?

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

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

• A.Encapsulation
• B.Abstraction
• C.Inheritance
• D.Polymorphism
• E.Instantiation

Given the code fragment:

What is the result?

• A.A NullPointerException is thrown at runtime.
• B.Null
  Null
• C.Null element 0
  Null element 1
• D.Element 0
  Element 1

Given the following code:

What is the output?

• A.3
  5
• B.4
  4
• C.5
  4
• D.4
  7
• E.4
  21
• F.4
  5

You are developing a banking module.
You have developed a class named ccMask that has a maskcc method.
Given the code fragment:

You must ensure that the maskcc method returns a string that hides all digits of the credit card number except the four last digits (and the hyphens that separate each group of four digits).
Which two code fragments should you use at line n1, independently, to achieve this requirement?

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