How create a bootable pen drive in win 7 - Computers & Internet

You can, but you need to make the USB stick bootable, which will delete everything on the drive and replace it with the Windows 7 install. You need what's called an ISO of Windows 7, which is basically a fancy word for an image of the install CD.

http://www.techverse.net/how-to-create-a-bootable-usb-pen-drive-for-windows-7/

make a bootable pen drive and reinstall the desired os on it
i think windows 7 would be good, and you can create the bootable pen drive via "Windows 7 USB DVD Tool" or by "Universal USB Installer"

if you want to install any operating system using pen drive or CD .. you need boot files . to make the drive bootable while starting the PC

follow the steps to create a bootable pen drive of your windows 7 CD

http://kmwoley.com/blog/?p=345

see the information at the following link:

http://www.bootdisk.com/pendrive.htm

Here's the link how to make a windows 7 bootable flashdrive.

http://www.intowindows.com/how-to-install-windows-7vista-from-usb-drive-detailed-100-working-guide/

download this file unetbootin-windows-471.exe, then you must have an ISO file of your windows xp, you can install ultraiso or any iso maker available on the web, insert your xp cd then make an iso image out of your xp cd... after having iso file for win xp, insert your pen drive (at least you have 1gig free space on your pen drive) then open unetbootin-windows-471.exe, under the disk image, locate your win xp iso file using the select disk image file button,. then just chose Usb Drive , and also on the drive chose the drive of the usb (check it on my computer and check the drive letter of your pen drive) then click ok... once successful transfer of image to the pen drive, restart pc then make your pen drive to be the 1st boot device

please download a software (Eg:- bootflashdos) from softpedia.com.

Using that bootflashdos program you can create a usb pen drive as a bootable device.

best regards,
Krishan

chk this will surly help you

http://www.megaleecher.net/Make_Bootable_USB

visit this link you will get the answer http://www.bootdisk.com/pendrive.htm