A technician is installing an application on a Linux system using the Bash shell console. Which of the following extensions should the technician select to install the application?

.exe is a Windows Portable Executable format that is not natively executable on Linux without a compatibility layer such as Wine.

.apk is the Android Package Kit format designed for the Android operating system, not desktop Linux.

A .sh file is a Bash shell script that contains commands to compile, configure, and install software on a Linux system. Technicians run these scripts in the terminal using 'bash script.sh' or by making them executable with chmod. This is a native Linux installation method supported across all major distributions.

.app is the macOS application bundle format and is not used for Linux software installation.