Oracle
1Z0-851 · Question #18
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…
The correct answer is E. The file system has a directory named newDir, containing a file f1.txt. See the full explanation below for the reasoning.
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.
How the community answered
(24 responses)- A4% (1)
- B13% (3)
- C4% (1)
- E79% (19)
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