Additional Resources. 1  American Heart Association Guidelines for Cardiopulmonary Resuscitation and Emergency Cardiovascular Care (2005) 2  Management of Medical Emergencies in the Dental Office: Conditions in Each Country, the Extent of Treatment by the Dentist (2006) 3  Institute of Medical Emergency Preparedness.
GB is an acronym for gigabytes. Gigabytes is a unit of measurement used to quantify different capacities of certain components in a computer. Storage Memory. Hard drives also use the designation GB. It is not considered memory but the amount of information a hard drive can hold.
They use 1024 (210) megabytes per gigabyte, but this is more properly called a gigabinary byte (GiB), sometimes contracted to gibibyte. Standard definition Officially, there are 1000 (103) megabytes (MB) in a gigabyte (GB). So 500MB would equal 0.5 GB. <br /><br /> This definition is used in hard drives, portable memory drives (memory cards, USB drives), DVDs, Blu-ray disks, and most measures of performance.