COM meaning and definition

Reading time: 2-3 minutes

What Does "Com" Mean? Unraveling the Mystery of Computer Files

In today's digital age, we often come across file extensions like ".com", ".exe", and ".zip". These seemingly mysterious abbreviations can be perplexing, especially for those new to the world of computing. In this article, we'll delve into what "com" means and explore its significance in the realm of computer files.

What is a COM file?

A ".com" file extension refers to a type of executable file that was commonly used in older versions of Windows operating systems, such as MS-DOS and early versions of Windows. The term "COM" stands for "Common Object Module", which was designed to facilitate the sharing of code between different programs.

How does it work?

In the past, COM files were used to create dynamic link libraries (DLLs) that could be shared by multiple applications. These libraries contained reusable code that could be called upon by various programs, allowing for greater flexibility and efficiency. When a program needed to use a specific function or routine, it would call upon the corresponding COM file, which would then execute the required action.

The Rise and Fall of COM Files

COM files were widely used in the early days of Windows, especially during the MS-DOS era. As the operating system evolved, however, the need for COM files diminished, and they eventually fell out of favor. The introduction of newer file formats like ".exe" (executable) and ".dll" (dynamic link library) further reduced the use of COM files.

Modern Significance

Although COM files are no longer a dominant force in the world of computing, they still hold some significance. Some legacy systems or older software may still rely on COM files, making it essential for developers to understand their purpose and functionality.

In addition, COM files have influenced modern file formats. For instance, the ".ocx" (ActiveX Control) file extension is a direct descendant of the COM file concept, designed to facilitate the integration of controls between different applications.

Conclusion

In conclusion, "com" refers to a type of executable file that was once widely used in older Windows operating systems. While their importance has waned with the advent of newer file formats, understanding what COM files mean can provide valuable insights into the evolution of computer technology. Whether you're a seasoned developer or simply curious about computing history, grasping the significance of COM files can enrich your appreciation for the world of computers.

If you have any questions or would like to discuss this topic further, please feel free to ask!

Next words:

com comb combat combatant combatants combating combative combatting combination combinations combinatorics combine combined combines combing combining combo combustion come comeback