Yes, there is a built in CD/DVD drive within this model. In order to play commercial CDs and movie DVDs, you will need Media Player software that is not included with Windows 10 Home. You will need to add it.

No. There is no backlit keyboard. This model, the Lenovo IdeaPad S145-15 laptop, model number 81N3005LUS ships with the Dual-Core AMD A6-9225 processor, with a base speed of 2.6GHz and a boost speed of up to 3.0GHz. This is a mid-level, moderate use configuration, It is good with Microsoft Office type programs, internet browsing and other moderate work. This model ships with Windows 10 S-Mode Operating System. Windows 10 S-Mode provides added security by only allowing APPs available ( and therefore certified by Microsoft) at the Microsoft Store. If you don't need the added security or you need to install APPs not available at the Microsoft Store, you can switch to standard Windows 10 Home 64-bit Operating System, at no additional cost.

That really will depend on the requirements and compatibility of the specific game. We recommend you check with the game's software publisher's web site for their compatibility with Windows 10 S-Mode 64-bit operating system (Windows 10 S-Mode provides added security by only allowing APPs available ( and therefore certified by Microsoft) at the Microsoft Store. If you don't need the added security or you need to install APPs not available at the Microsoft Store, you can switch to standard Windows 10 Home 64-bit Operating System, at no additional cost.) and the minimum/recommended hardware requirements (Is a Graphics card required, the processor speed and the minimum required system RAM and the minimum available hard drive space) to run their program, then compare those requirements to this system's configuration.

To setup the Smart Clock, you will simply need the Google Home app and to sign in with a Google account. If the Kindle Fire supports the Google Home app, you should have no problems.