DOS – Disk operating system

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DOS (disk operating system)

DOS uses a command-line interface with personal computer .MS-DOS mode is a shell in which MS-DOS environment is emulated in a 32-bit system like windows. MS-DOS programs can run with windows, and create PIF (program interface file) which contains all settings. MS-DOS is written by Tim Paterson and introduced by Microsoft. MS-DOS is derived from 80-DOS of IBM. MS-DOS last updated on 1994 (MS-DOS 6.22)

Commands used for operating DOS

  1. VER- display windows version
  2. TREE – graphically represent file directory structure of drive/path
  3. XCOPY – copy files and directory tress
  4. VOL – display disk volume and serial number
  5. SORT – sorts input
  6. RD – removes a directory
  7. CONVERT – covert FAT to NTFS
  8. COMP – compare the contents of two files
  9. DEL/ERASE – delete one or more files
  10. MD/MKDIR – creates a directory
  11. MODE – configure a system device
  12. PRINT – prints a text file
  13. MORE – displays output one screen at a time
  14. MOVE – move files from one directory to other
  15. LABEL – creates, delete or change volume label of a disk
  16. REN/RENAME – renames a file
  17. CMD – start a new instance of windows command interpreter

For subject wise study materials :

Instrumentation

Computer

Communication

Electrical

Basic electronics

Digital electronics

Microprocessor

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