If you mean to reformat the hard drive, you need to insert your copy of your operating system recovery CD and reboot the computer.
The operating system is Ubuntu Linux. It has a 4 GB Solid State hard disk Drive.
It's your internal Hard Drive or the amount of space partitioned for your operating system on that hard drive
Yes. Operating systems can read any hard drive (as long as the drive is not corrupt)
The operating system on a computer is installed on your hard drive, usually under c:
yes.
hard drive
Yes, you can if you have a copy of the CD saved somewhere on your hard drive.
That would depend on what operating system you are using. Every operating system has its own tools for checking hard drive and file system consistency.
The operating system on a computer is installed on your hard drive, usually under c:
operating system
The type of hard drive depends on the computer, not the operating system.