Given the definition of the Bookclass:

Which statement is true about the Bookclass?

• A.It is defined using the factory design pattern.
• B.It demonstrates polymorphism.
• C.It demonstrates encapsulation.
• D.It is an immutable class.
• E.It is defined using the singleton design pattern.

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Given the code fragment:
Path source = Paths.get ("/data/december/log.txt");
Path destination = Paths.get("/data");
Files.copy (source, destination);
and assuming that the file /data/december/log.txtis accessible and contains:
10-Dec-2014 - Executed successfully
What is the result?

• A.A FileNotFoundExceptionis thrown at run time.
• B.A FileAlreadyExistsExceptionis thrown at run time.
• C.The program executes successfully and does NOT change the file system.
• D.A file with the name log.txtis created in the /datadirectory and the content of the /data/
  december/log.txtfile is copied to it.

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Given the code fragment:

What is the result?

• A.text1text2text2text3
• B.[text1, text2]
• C.text1text2
• D.text1

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Given the code fragment:

Which code fragment, when inserted at line 3, enables the code to print 10:20?

• A.int array [2] ;
• B.int array = new int [2] ;
• C.int [ ] array;
• D.int [ ] array = new int [2] ;

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Given the code fragment:

Assume that:
The required database driver is configured in the classpath.
The appropriate database is accessible with the dbURL, userName, and passWordexists The Employeetable has a column ID of type integer and the SQL query matches one record.
What is the result?

• A.The code prints the employee ID.
• B.Compilation fails at line 14.
• C.The code prints Error.
• D.Compilation fails at line 15.

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