A:AnswerNo, this Chromebook does not support a SIM card. Chromebooks can use an external optical drive but with limitations on what you can do with the drive. Here is a link you might find helpful: https://cbookreviewguide.com/chromebook-reviews/external-dvd-drive-for-chromebook/
A:AnswerYes, Chromebooks are fine for video editing. Here is a link that has information you might find helpful: https://www.howtogeek.com/360107/the-best-video-editing-tools-for-chromebooks/.
A:AnswerChromebooks run the Chrome operating system. This operating system uses apps like an Android phone or tablet, so if the game is available on Google Play or Chrome web store then it should work fine.
A:AnswerChromebooks run off apps like Android phones and tablets. If the software you want is available from the Google Play Store or Chrome web store, it should work fine.