In your free product trial, you'll get complete access to the UFT Developer software, as well as a 30-day license key.
Yes. For details, see Run tests using a CI system.
Yes. UFT Developer supports a variety of license editions, giving you a different set of functionality. For details, see UFT Developer licensing.
UFT Developer assets are standard source files, for example, code files, xmls, etc. You can use the same source control system for UFT Developer assets as you use for all other code files.