Online Access Free 1z0-813 Practice Test

Given the code fragment:

You have been asked to ensure that the run methods of both the worker and Master classes are executed.
Which modification meets the requirement?

• A.At line n2, insert cyclicBarrier cb = new cyclicBarrier {1, master} ;
• B.At line n2, insert cyclicBarrier cb = new cyclicBarrier {1) ;
• C.At line n2, insert cyclicBarrier cb = new cyclicBarrier {2, master} ;
• D.At line n2, insert cyclicBarrier cb = new cyclicBarrier{master) ;

• A.Inserted process at line Z.
• B.Inserted splitinhalf at line X.
• C.Inserted submit at line z.
• D.Inserted process at line X.
• E.Inserted submit at line X.
• F.Inserted process at line Y.
• G.Inserted splitTnhalf at line Y.

Which two statements are true about the walKfileTrac method of the files class?

• A.If the file attributes cannot be lead due to on I/O exception, the visitFileFailed method is invoked With the I/O exception.
• B.By default, symbolic links are not automatically followed by this method.
• C.The maxDepth parameter's value is the maximum number of directories to visit.
• D.If the file is a directory, and If that directory could not be opened, the poatVisitDirectory method is Invoked with the I/O exception.
• E.The file tree traversal Is breadth first with the given filevisitor Invoked for each file encountered.

Given the code fragment:

Which should be inserted into line n1 to print Average -2.5?

• A.TNT.stream atr = Stream.of (1, 2, 3, 4);
• B.DoubleSteram str- intstream.of (1, 0, 2.0, 3.0, 4.0,);
• C.Steram str = Stream.of (1, 2, 3, 4);
• D.IntStream str =IntStream.of (1, 2, 3, 4);

Given the code fragments:

Which modification enables the code to printTry again?

• A.Replace line 26 with:
  ) catch (ArituretcExeption | NumberFormException e) {
• B.Replication line 26 with:
  ) catch (Exception | ArithmetiExeception | numberFormate Exception e) {
• C.Replication line 27 with:
  Throw e;
• D.Comment the lines 28, 29, and 30.