Connectivity enables computers and software that might othervise be incompatible to communicate and to share recourses.now that computers proliferating in many areas and networks are available for people to access data and communicate with others , personal computers are becoming interpersonal PC s.they have the potential to significantly improve the way we relate to each other .many people today telecommute ,that is ,use their computers to stay in touch with the office while they are working at home. with the proper tools , hospital staff can get a diagnosis from a medical expert hundreds of thousands of mails away.