LanguageOV4
Overlay data
File type: System file
Files with ov4 file extension can be found as old MS-DOS overlay files. Probably somewhat old and no longer used.
What is ov4 file?
File type category:
System file
Date updated: August 20, 2018
The ov4 file extension is mainly related to DOS overlay files. When running in a 640K MS-DOS machine, all program code may not fit into available memory at the same time.
To overcome this memory limitation, most large programs use overlays. An overlay is a portion of the program code that shares memory for its code with other code modules. (part of program to be loaded when needed), program code for DOS.
Suggested software to open ov4 file:
Associated software actions with the ov4 file
Software applications that can open ov4 files:
MS-DOS (Microsoft MS-DOS)
Software applications that handle other tasks involving ov4 files:
MS-DOS (Microsoft MS-DOS)