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.
Quick Answer. GB is a unit of measurement for memory and storage purposes. GB is an abbreviation of gigabyte. One gigabyte is equal to 1,024 megabytes. One megabyte is equal to 1,024 kilobytes. A terabyte is the term used for 1,024 gigabytes.