Java 3 online test, online practice test, exam, quiz

Java 3 Online Test

The purpose of this online test is to help you evaluate your Java 3 knowledge yourself. These Multiple Choice Questions (MCQs) on Java 3 will prepare you for technical round of job interview, written test and many certification exams.

The test contains 22 questions and there is no time limit. You will get 1 point for each correct answer. You will get your online test score after finishing the complete test.
(Total 22 questions)        (Time spent 0:0)

1. Line 1. BufferedWriter b1 = new BufferedWriter(new File("f"));
Line 2. BufferedWriter b2 = new BufferedWriter(new FileWriter("f1"));
Line 3. BufferedWriter b3 = new BufferedWriter(new PrintWriter("f2"));
Line 4. BufferedWriter b4 = new BufferedWriter(new BufferedWriter(bufferWriter));

What is the result?

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