These are tagged to be a category now in the technology as they are seen to make up the fifth type of personal computers in the question above. These are seen to be attached on the body or sometimes embedded to our outfit and also in other cases hung on a part of our body. They are counted to range from fitness trackers to smart watches, headsets etc. They are said to posses microprocessors which aid their functional ability through its use of the internet.
Microsoft Exchange server serves as email server. There are other servers as well which are being used by Exchange server is most popular one. Yes, they provide free trial versions to their users so that they can use the technology. For this purpose you should visit their website and download it for free trail version.
