Ocean. Vocabulary Biome: A large community of plants and animals that occupies a distinct region. Terrestrial biomes, typically defined by their climate and dominant vegetation, include grassland, tundra, desert, tropical rainforest, and deciduous and coniferous forests.
Best Answer: A DVR is just a hard drive that records the digital video signal, or converts the analog video signal to digital, and records that. You do not have to have cable.
Video on a DVR is encoded and processed at the DVR, while video on an NVR is encoded and processed at the camera, then streamed to the NVR for storage or remote viewing.An NVR is a software program that records video in a digital format to a disk drive, USB flash drive, SD memory card or other mass storage device.An NVR contains no dedicated video capture hardware. However, the software is typically run on a dedicated device, usually with an embedded operating system.ideo on a DVR is encoded and processed at the DVR, while video on an NVR is encoded and processed at the camera, then streamed to the NVR for storage or remote viewing.