Oracle 1Z0-819 Online Practice Questions and Exam Preparation

Oracle 1Z0-819 Online Questions & Answers

• Question 1:

  Given:

  

  What is the result?

  A. 3, 4, 3, 14
  B. 3, 4, 3
  C. The program prints 3 4 and throws a ClassCastException
  D. 3, 4
  C. The program prints 3 4 and throws a ClassCastException

• Question 2:

  Give:

  

  And the code fragment:

  

  Which three code fragments, at line n1 prints SPRING?

  A. System.out.printin (sA(1)};
  B. System.out.printin(Season,values(1)};
  C. System.out.printin(Season.SPRING);
  D. System.out.printin (sa(0)}:
  E. System.out.printin (Season.valueof(`'SPRING").ordinal() );
  F. System.out.printin(Season.valueOf(`'SPRING"). Ordinal() );
  G. System.out.printin (Season.valueof (`s') );
  A. System.out.printin (sA(1)};
  C. System.out.printin(Season.SPRING);
  E. System.out.printin (Season.valueof(`'SPRING").ordinal() );

• Question 3:

  Given: Which statement is true?

  

  A. The code compiles successfully.
  B. The code fails to compile as res2 should be declared as final.
  C. The code fails to compile as MyResource must implement Closeable.
  D. The code fails to compile as try-try-resource needs a variable declaration such as MyResource r1= res1; MyResource r2 = res2;.
  A. The code compiles successfully.

• Question 4:

  Given:

  

  What is the result?

  A. Move GameObject Move GameObject
  B. Move Character Move GameObject Move GameObject
  C. Move GameObject
  D. Move GameObject Move Character Move GameObject
  A. Move GameObject Move GameObject

• Question 5:

  Given:

  

  What is the output?

  A. Bonjour le monde! Hello world!
  B. Hello world! Bonjour le monde!
  C. Hello world! Hello world!
  D. Bonjour le monde! Bonjour le monde!
  C. Hello world! Hello world!

• Question 6:

  Given: What is the output?

  

  A. Hello world! Hello world!
  B. Bonjour le monde! Hello world!
  C. Bonjour le monde!
  D. Hello world! Bonjour le monde!
  D. Hello world! Bonjour le monde!

• Question 7:

  Given the code fragment:

  

  What should be inserted at line n1 so that the code fragment prints Name is required?

  A. name.trim() == '' '' B name, isBlanl ()
  B. name. compareTo('' '') == 0
  C. name.isEmpty
  B. name. compareTo('' '') == 0

• Question 8:

  Given:

  

  You want to read data through the reader object.

  Which statement inserted on line 1 will accomplish this?

  A. charaters.read(0;
  B. reader,read(characters);
  C. reader.readerline();
  D. characters =reader.read();
  B. reader,read(characters);

• Question 9:

  Which two statements inserted independently on line 3 will make this code compile?

  A. Return new House();
  B. Return new House();
  C. Return new House () ;
  D. Return new House () ;
  E. Return new House () ;
  A. Return new House();
  C. Return new House () ;

• Question 10:

  Given:

  

  What is the result?

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  E. Option E
  F. Option F
  C. Option C