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READ Free Dumps For Oracle- 1z0-851





Question ID 3932

Given:
1.    public class LineUp {
2.    public static void main(String[] args) {
3.    double d = 12.345;
4.    // insert code here
5.    }
6.    }
Which code fragment, inserted at line 4, produces the output | 12.345|?
 

Option A

A.    System.out.printf("|%7d| \n", d);
 

Option B

B.    System.out.printf("|%7f| \n", d);
 

Option C

C.    System.out.printf("|%3.7d| \n", d);
 

Option D

D.    System.out.printf("|%3.7f| \n", d);
 

Option E

E.    System.out.printf("|%7.3d| \n", d);
 

Option F

F.    System.out.printf("|%7.3f| \n", d);
 

Correct Answer F
Explanation


Question ID 3933

Given that the current directory is empty, and that the user has read and write privileges to the
current directory, and the following:
1.    import java.io.*;
2.    public class Maker {
3.    public static void main(String[] args) {
4.    File dir = new File("dir");
5.    File f = new File(dir, "f");
6.    }
7.    }
Which statement is true?
 


 

Option A

A.    Compilation fails.
 

Option B

B.    Nothing is added to the file system.
 

Option C

C.    Only a new file is created on the file system.
 

Option D

D.    Only a new directory is created on the file system.
 

Option E

E.    Both a new file and a new directory are created on the file system.

Correct Answer B
Explanation

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