History of video games turn promoted the adoption of computers by universities, government organizations, and large corporations as the decade progressed. It was in this environment that the first video games were born. The computer games of the 1950s can generally be divided into three categories: training and instructional programs, research programs in fields such as artificial intelligence, and demonstration programs intended to impress or entertain the public. Because these games were largely developed on unique hardware in a time when porting between systems was difficult and were often dismantled or discarded after serving their limited purposes, they did not generally influence further developments
Digital video recorder located on the system's exterior while the DVR circuitry resides inside the equipment. Television and video are terms that are sometimes used interchangeably, but differ in their technical meaning. Video is the visual portion of television, whereas television is the combination of video and audio modulated onto a carrier frequency (i.e., a television channel) for delivery. Most DVRs can record both video and audio. The first digital video recorders were designed to record analog television in NTSC, PAL or SECAM formats. To record an analog signal a few steps are required. In the case of a television signal, a television