Ad
related to: how to make a virtual hard drive windows 10 command prompt
Search results
Results From The WOW.Com Content Network
The Windows SUBST command is available in supported versions of the command line interpreter cmd.exe. [7] In Windows NT, SUBST uses DefineDosDevice() to create the disk mappings. The JOIN command is the "opposite" of SUBST, because JOIN will take a drive letter and make it appear as a directory.
Changes made to the command line environment after SetLocal commands are local to the batch file. EndLocal command restores the previous settings. [17] The Call command allows subroutines within batch file. The Call command in COMMAND.COM only supports calling external batch files. File name parser extensions to the Set command are comparable ...
MS-DOS/PC DOS versions 4.0 and earlier assign letters to all of the floppy drives before considering hard drives, so a system with four floppy drives would call the first hard drive E:. Starting with DOS 5.0, the system ensures that drive C: is always a hard disk, even if the system has more than two physical floppy drives.
SYS will also copy the command line shell (COMMAND.COM) into the root directory. [6] The command can be applied to hard drives and floppy disks to repair or create a boot sector. Although an article on Microsoft's website says the SYS command was introduced in MS-DOS version 2.0, [ 7 ] this is incorrect.
They are typically used as the hard disk of a virtual machine, are built into modern versions of Windows, and are the native file format for Microsoft's hypervisor (virtual machine system), Hyper-V. The format was created by Connectix for their Virtual PC product, known as Microsoft Virtual PC since Microsoft acquired Connectix in 2003.
fsutil.exe: A command-line utility introduced with Windows 2000. Its hardlink sub-command can make hard links or list hard links associated with a file. [9] Another sub-command, reparsepoint, can query or delete reparse points, the file system objects that make up junction points, hard links, and symbolic links. [10]
The command marry also supports encrypting and decrypting of the regular file. MacOS implements a native image mounting mechanism as part of its random access disk device abstraction. The command hdiutil attach -imagekey diskimage-class=CRawDiskImage -nomount <filename> causes a block device to appear in /dev as a regular disk device and ...
Microsoft advertised DoubleSpace on the cover of MS-DOS 6 distributions (user's guide for MS-DOS 6 with Windows 3.1 pack-in pictured, DoubleSpace sticker top-right). In the most common usage scenario, the user would have one hard drive in the computer, with all the space allocated to one partition (usually as drive C:).