Description: The executable format is a type of file that contains a set of instructions that a computer can execute directly. In the context of operating systems, executable files often have extensions like .exe (Windows), .sh (shell script), or may have no extension at all. These files are fundamental for running programs and applications, as they allow the operating system to interpret and execute the code contained within them. Executable formats are essential for the functioning of software, as without them, users would not be able to run applications or perform automated tasks. Additionally, these files can include not only programming code but also resources such as images, sounds, and other elements necessary for the program to function correctly. Security is a critical aspect related to executable files, as they can be used to distribute malware if not handled properly. Therefore, it is important for users to verify the source of executable files before running them on their systems.