If you notice improper file execution, which of the following might need correction?

The issue of improper file execution is often directly tied to the executable permissions set on the file. For a file to be executed as a program or script in a Linux environment, it must have the executable permission enabled. This is indicated by the presence of an 'x' in the file's permission string. If this permission is not set correctly, even a perfectly formatted file could fail to execute.

While file format and ownership do play roles in different contexts—such as whether a file can be read or modified by certain users or whether its format is compatible with a specific interpreter or execution environment—issues related to executing a file primarily stem from permission settings. Therefore, inspecting and correcting the executable permissions is a crucial step in addressing improper execution issues.