A data backup backs up production files that frequently change such as user directories, databases, these files are generally not the executables of installed programs, or the OS files, but rather settings/config files, or files generated or modified by the installed programs or OS.
A data backup backs up production files that frequently change such as user directories, databases, these files are generally not the executables of installed programs, or the OS files, but rather settings/config files, or files generated or modified by the installed programs or OS.