Given:
public class SampleClass {
public static void main(String[] args) {
AnotherSampleClass asc = new AnotherSampleClass(); SampleClass sc = new
SampleClass();
sc = asc;
System.out.println("sc: " + sc.getClass());
System.out.println("asc: " + asc.getClass());
}}
class AnotherSampleClass extends SampleClass {
}
What is the result?

• A.sc: class AnotherSampleClass asc: class SampleClass
• B.sc: class AnotherSampleClass asc: class AnotherSampleClass
• C.sc: class SampleClass asc: class AnotherSampleClass
• D.sc: class Object asc: class AnotherSampleClass

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Given the code fragment:

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

• A.DoubleStream str = Stream.of (1.0, 2.0, 3.0, 4.0);
• B.Stream str = Stream.of (1, 2, 3, 4);
• C.IntStream str = Stream.of (1, 2, 3, 4);
• D.IntStream str = IntStream.of (1, 2, 3, 4);

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Given the content of the employee.txt file:
Every worker is a master.
Given that the employee.txt file is accessible and the file allemp.txt does NOT exist, and the code fragment:

What is the result?

• A.Exception 1
• B.Exception 2
• C.The program executes, does NOT affect the system, and produces NO output.
• D.allemp.txt is created and the content of employee.txt is copied to it.

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Which statement is true about the DriverManagerclass?

• A.It returns an instance of Connection.
• B.it executes SQL statements against the database.
• C.It only queries metadata of the database.
• D.it is written by different vendors for their specific database.

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Given the code fragment:

Which two code fragments, when inserted at line n1 independently, result in the output PEEK:
Unix?

• A..noneMatch ();
• B..allMatch ();
• C..findFirst ();
• D..findAny ();
• E..anyMatch ();

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