Which type of computer is used at homes and school purposes

Atype of researcher who uses computers to make sense of complex digital data

How does the use of e-mail benefit business communications? it can be sent at any time. it is faster than regular mail. it improves writing skills. it is less expensive than using a courier. it reduces the need for proofreading.

Can someone who is skilled at coding create me a java chess game. don't copy from online source codes. make it original ! : d