Oracle 1Z0-815 Online Practice Questions and Exam Preparation

Oracle 1Z0-815 Online Questions & Answers

• Question 91:

  Which two statements are true about the modular JDK? (Choose two.)

  A. The foundational APIs of the Java SE Platform are found in the java.base module.
  B. An application must be structured as modules in order to run on the modular JDK.
  C. It is possible but undesirable to configure modules' exports from the command line.
  D. APIs are deprecated more aggressively because the JDK has been modularized.
  A. The foundational APIs of the Java SE Platform are found in the java.base module.
  B. An application must be structured as modules in order to run on the modular JDK.

• Question 92:

  Given:

  

  Which statement is true about the Fox class?

  A. Fox class does not have to override inhabit method, so long as it does not try to call it.
  B. Fox class does not have to override the inhabit method if Forest and Town provide compatible implementations.
  C. Fox class must implement either Forest or Town interfaces, but not both.
  D. The inhabit method implementation from the first interface that Fox implements will take precedence.
  E. Fox class must provide implementation for the inhabit method.
  B. Fox class does not have to override the inhabit method if Forest and Town provide compatible implementations.

• Question 93:

  Given the code fragment:

  

  What is the output?

  A. The compilation fails.
  B. [-1, -2, -3]
  C. [-3, -2, -1]
  D. A runtime exception is thrown.
  A. The compilation fails.

  ---

  

• Question 94:

  Given:

  

  What is the type of the local variable x?

  A. Character
  B. char
  C. String[ ]
  D. String
  D. String

• Question 95:

  Given:

  

  Which code, when inserted at one or more marked positions, would allow classes B and C to compile?

  A. @Override // position 3 void x () {} // position 3 @Override // position 3 public void z() { } // position 3 // position 2
  B. @Override public void z() { } // position 3
  C. implements A // position 1 @Override // position 2
  D. public void z() { } // position 3
  B. @Override public void z() { } // position 3