Can I run IIS Express without installing IIS? Is it possible?
Can I enable IIS by any batch file?
To the first question
Can I run IIS Express without installing IIS?
Yes, but not (officially) without installing IIS Express itself. From MS IIS Express FAQ:
Q: Can IIS Express be redistributed or embedded in other applications?
A: The IIS 7.5 Express license allows the MSI to be redistributed. You can include the MSI in your product or chain your installer to it. You can't distribute IIS Express in any other manner at the moment.
Q: Is IIS Express xcopy-deployable?
A: The core IIS Express runtime is xcopy-deployable. However, as of this time, xcopy deployment is not an officially supported feature.
The second question
Can I enable IIS by any batch file?
Also, from the same source
Q: Does IIS Express support the command line?
A: Yes, IIS Express can be launched using the command line and supports various runtime options. For information about how to use the command line, see Use the Command Line to Run a WebMatrix Site or Application.