The A and B drives had special designations. Even though modern PCs don't have them any more, the letters are still not used. You can do things like insert a Zip drive into your machine and use that as a B drive. It may be possible to reassign the C drive in a similar way, but there is no reason why you would do that. The C drive should be left as your C drive.
A file in C means a file found in your computer's C Drive. Start > My Computer > C Drive
C: drive is the main hard drive on your computer. Hard drives are identified by letter, with C: being reserved for the first bootable drive in a computer.
The hard drive. this is usually the C drive.
c drive
Internal Drive
Its the hard drive which is pre-intalled.
Typicly, in a majority of PC's, The main drive of a computer, the default storage and boot location is the C:/ Drive.You can See this on "My Computer" option.Default Hard Drive: C:/
They are the same thing. C: is what the computer's operating system calls the hard drive.
The first hard drive in the computer is usually designated is Drive C:.
C-drive is usually the main drive that the computer uses for its system software and most programs. NEVER re-format your C-Drive or your computer will not work. A-drive is a floppy external drive. However, most computers will boot up with A-Drive if there is a disk in the drive. H-drive is usually an external driver or a Memory Stick that can be removed from the computer.
The drive that the OS is installed on
c:\windows\security\logs