1Z0-829 試験問題を無料オンラインアクセス

Given the code fragment:

What is the result?

• A.A NullPointerException is thrown
  Cat
  Cat
• B.Cat
  null
• C.Cat
  Dog
• D.Dog
  Dog

Given the code fragment:

abstract sealed interface SInt permits Story, Art { default String getTitle() { return "Book Title" ; }
}
Which set of class definitions compiles?

• A.Non-sealed interface story extends SInt {}
  Class Art implements Sint {}
• B.Interace story extends STnt {}
  Interface Art extends SInt {}
• C.Non-sealed interface story extends SInt {}
  Non-sealed interaface Art extends Sint {}
• D.Public interface story extends sInd {}
  Public interface Art extends SInt {}
• E.Sealed interface Storty extends sInt {}
  Non-sealed class Art implements Sint {}

Given:

Which statement is true?

• A.The program throws outofStockException.
• B.The program fails to compile.
• C.The program throws StockException.
• D.The program throws ClassCastException

Given the code fragment:

Which code line n1, obtains the java.io.Console object?

• A.
• B.
• C.
• D.
• E.

Given:

What is the result?

• A.2
• B.4
• C.A runtime exception is thrown.
• D.6
• E.Compilation fails.
• F.3
• G.5
• H.Nothing is printed because of an indefinite loop.