Originally Answered: What is the difference between tumour and cancer? A tumor can be benign or cancerous. A benign (non cancerous) tumor is a mass of cells that lacks the ability to invade neighboring tissue.
While portable slim hard drives are meant for carrying around in a backpack or laptop bag, all but the largest 32 TB and 64 TB external hard drives (featured here above) are still small enough for easy transport in a backpack or briefcase.
External Hard drives are essentially bigger revisions of flash thumb drive with several times more capacity. There are also Sync programs that will apply any changes you have done to the desired folders in your computer to the files in your drive so that they are identical. The cost depends on the brand, type, and storage.