- .DOC - MS Word
- .XLS - MS Excel
- .PPT - MS Powerpoint
- .MDB - MS Access
- .PAS - Turbo Pascal
- .DWG - Auto cad
- .JPG - Jpeg image
- .TXT - Text File
- .BAT - Batch File
- .BMP - Bit map image
File Processing
Type of File Processing
- Off-line Transaction Processing
- Off-line Batch Processing
- On-line Transaction Processing
- On-line Batch Processing
- On-line Real Time Processing
