Yes, it is possible to install the operating system without a CD or USB stick.
Yes, it is possible to install the operating system without a CD or USB stick.
You can add it using any standard storage drive, though you must have the ISO file ready to make a bootable version. The process is similar to making a bootable USB, except you pick the desired drive during setup.
A drive is a storage device like a hard disk or solid-state drive. A file is a piece of data stored on that drive, used to save information such as documents or images.
He seems to be referring to a drive, such as an external hard drive or one connected through USB/Enclosure. The ISO file is essentially a snapshot of an operating system (like Windows 7 Pro 64-bit or Windows 7 32-bit) that can be obtained online. I’ll point you to a page with all the ISO files available. I’m not entirely confident about booting from a hard drive this way, but I’ll share a guide I found. ISO Images - http://www.techverse.net/download-window...l-servers/ Installing an OS on an external drive - http://www.intowindows.com/how-to-instal...must-read/