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Oracle

1Z0-851 · Question #18

1Z0-851 Question #18: Real Exam Question with Answer & Explanation

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Question

Given that the current directory is empty, and that the user has read and write permissions, and the following: import java.io.*; public class DOS { public static void main(String[] args) { File dir = new File("dir"); dir.mkdir(); File f1 = new File(dir, "f1.txt"); try { f1.createNewFile(); } catch (IOException e) { ; } File newDir = new File("newDir"); dir.renameTo(newDir); } } Which statement is true?

Options

  • ACompilation fails.
  • BThe file system has a new empty directory named dir.
  • CThe file system has a new empty directory named newDir.
  • DThe file system has a directory named dir, containing a file f1.txt.
  • EThe file system has a directory named newDir, containing a file f1.txt.

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