A:AnswerThere is no version of iTunes for the Chrome operating system, but you can access your music library. Here is a link with information on this you might find helpful: https://www.chromebookhq.com/how-to-put-itunes-on-chromebook-2/
A:AnswerHere is a link that has instructions on how to work the video camera on a Chromebook: https://support.google.com/chromebook/answer/4487486?hl=en
A:AnswerFor elementary and middle I think is enough. For higher, depending on what other purposes are going to be needed for. If you need Adobe suit, no, for example.
A:AnswerYes you can use a wireless printer on Chromebooks. Here is a link with information you might find helpful: https://support.google.com/chromebook/answer/7225252?hl=en