How to make Pen Drive Bootable Without Using Any Software

suppose our CD-ROM not working , we have ISO image then how we will format/install window on our system. Then what we will do. simply you not to worry about you can easily install window or boot other bootable software by making pen drive boot able. To make pen drive boot able follow these steps

               
                    Create a Bootable USB Drive Without Using Any Software.

1.  Insert your usb drive(pen drive ) then open CMD (run as administrator)
2. Type 'diskpart.exe' on CMD
3. Type 'list disk' to view active disks on your computer and hit Enter.
     There would     be seen that the active disks shown as Disk 0 for hard drive                  and Disk 1 for your pen drive    
4. Type 'select disk 1' then hit Enter.It will select your pen drive
5.  Type 'clean' and hit Enter to remove all of data in the drive.
6.   Type 'create partition primary' and hit Enter. Creating a primary partition and 
7.   Type 'select partition 1' an hit Enter. Choosing the 'partition 1' for setting up it             as an active partition.
8. Type 'active' and hit Enter.now your partition is active
9. Type 'format fs=ntfs quick' and hit Enter. Formatting current partition as NTFS            file system quickly.
10  .Then Type 'assign' and hit Enter it will write the mount point in your drive
11.  Type 'exit' and hit Enter. Leaving DISKPART program 

12.Now at last copy windows data from windows CD or from window image (iso,nero etc)               

enjoy.....................................................................