How to Make a bootable USB?

Few of the years back we use CD disks to install OS in our computer but nowadays we use pen drives for installing the operating system this is because flash drives are much easier and convenient for installing OS.But the problem is this, operating system can't be install using normal pen drives.
For installing operating system computer should boot with that device.and none of the pen drives or CD disks are bootable. So that we need to make our flash drives or CD disks as bootable.
Making pen drive bootable is quite easy, just by using the command prompt. follow the simple steps & get a bootable flash drive to install OS.

INSERT PENDRIVE TO  YOUR COMPUTER

• Run the command prompt as administrator, for this search cmd & select run as administrator by right clicking on cmd.
• Type ‘diskpart‘, hit enter & Wait for a while until the DISKPART program run
• Type ‘list disk‘ to view active disk in your computer.here disk 0 is for your hard drive & disk 1 is your pen drive.
  
• Type select disk 1 & hit enter.
• Type ‘clean‘ & hit enter to remove all data from pen drive.
• Type ‘create partition primary‘ and hit Enter. Creating a primary partition and further recognized by Windows as ‘partition 1’.
• Type ‘select partition 1‘ and hit Enter. Choosing the ‘partition 1’ for setting up it as an active partition.
• Type ‘active‘ and hit Enter.
• Type ‘format fs=ntfs quick‘ and hit Enter.
• Type ‘exit‘ and hit Enter.