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28 Cards in this Set
- Front
- Back
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upgrade to Windows XP Home
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Windows 98/98SE
Windows Me |
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upgrade to Windows XP Professional
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Windows 98/98SE
Windows Me Windows NT 4.0 (Service Pack 5 and later) Windows 2000 Professional Windows XP Home |
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upgrade to Windows 2000 Professional
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Windows 95
Windows 98 Windows NT 3.51 or 4. |
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upgrade to Windows NT
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Can't upgrade from 95/98
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Located in the Root and defines basic Input/Output routines for the processor. Is Hidden and Read Only. This IS required for OS start-up. runs MSDOS.SYS, CONFIG.SYS and then COMMAND.COM.
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IO.SYS
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Located in the Root and defines system file locations. Is Hidden and Read Only. This IS required for OS start-up
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MSDOS.SYS
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Located in the Root and automatically loaded by MSDOS.SYS. This loads low level device drivers for hardware and memory drivers such as HIMEM.SYS and EMM386.EXE. Other drivers include ANSI.SYS, DISPLAY.SYS, KEYBOARD.SYS, PRINTER.SYS and DRIVER.SYS which assigns drive letters to floppy drives. is not required for OS Start-up.
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CONFIG.SYS
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Controls Extended Memory management in the extended memory area. Located in C:\DOS and is not required for OS start-up
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HIMEM.SYS
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Controls Expanded memory in the upper memory area. Located in C:\DOS and is not required for OS start-up.
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EMM386.EXE
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This is the command specifier. It is responsible for the command prompt and contains all the internal commands such as DIR, COPY, and CLS. Located normally in the Root directory but can be located elsewhere and specified in the Autoexec.bat with a "SET COMSPEC=". This carries no attributes and is required for OS start-up
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COMMAND.COM
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Located in the Root and automatically executed at start-up. Runs Programs (Prompt, WIN, CLS etc) and set commands (Path, Comspec etc..). Also calls other batch files. This is not required for OS Start-up.
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AUTOEXEC.BAT
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Shows the amount of memory in the system, how much is being used, how much is free and other useful memory information.
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MEM
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Shows the contents of the current directory
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DIR
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Change directories. For example, "cd \windows\system32
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CD
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Copies a file from one location to another. Example: COPY C:\windows\desktop\file.txt A:\. This would copy file.txt from the desktop to the floppy drive.
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COPY
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This command is used like the COPY command, however, it copies all files and subdirectories to the new location.
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XCOPY
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Used to display and change file and folder attributes. Example: ATTRIB +H file.txt. This would change file.txt to be a hidden file. The various attribute options are hidden, read only, system and archive. You would set a file to hidden either for security reasons or to prevent users from deleting it. Read only is used when you wish to prevent users from modifying the file. System is reserved for system files.
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ATTRIB
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Displays the version of the operating system being run.
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VER
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If the SETVER command is loaded in CONFIG.SYS, the SETVER command displays the version table and reports a DOS version number to programs or device drivers for backward compatibility
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SETVER
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Used to mark tracks and sectors on a hard drive and create a file system. When using the format command, everything on the drive is erased. Can also be used with floppies. If used with the /s switch the boot files will be copied to the disk.
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FORMAT
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A utility used to partition hard drives and repair the MBR.
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FDISK
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Make Directory. Used to create a new directory as in the following example: MKDIR files. This would create a new directory called files
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MKDIR
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Transfers system files to another disk
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SYS
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Provides access to the CDROM. Typically, this is loaded by the AUTOEXEC.BAT.
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MSCDEX
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Runs the MS-DOS Editor which is an ASCII text editor that can be used to edit CONFIG.SYS and AUTOEXEC.BAT files.
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EDIT
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Deletes specified files from the hard drive
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DEL(ERASE)
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Runs the Windows Registry Checker which checks the registry for errors and allows you to backup and restore the registry
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SCANREG
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is a disk caching program for DOS and Windows 3.x systems. The program keeps a copy of recently accessed hard disk data in memory.
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SMARTDRV.SYS
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