G

GB (gigabyte): Just over one billion bytes. 1,000 megabytes.

GIF (Graphics Interchange Format): The ile format developed by CompuServe to store images. GIFs support 256 colors and are often used for Web images because they compress well.

Globalization: 1) The tailoring of an offering to include clear, grammatically correct text that eliminates slang, gender references, and cultural or generational idioms. 2) The process of deploying a single system worldwide that meets a variety of needs. 3) Integrating several working systems into one.

Granularity: The degree of detail something can be broken down into, or the number of discrete components making up any type of system. In e-learning, granularity is defined by the number of content chunks.

Grok: To reach total understanding of a subject. From Robert Heinlein's Stranger in a Strange Land.

GUI (graphical user interface): A computer interface using icons or pictures. For example, Windows.