What does raster graphic mean

How can the temperature of a room be raised by 5degreesf?

The ieee 802.11: defines standards for wireless local area network (wlan) communication protocols. identifies various computers or devices connected to a network. verifies any resource attached to another computer on a network that is different from the computer to which the user is logged on. connects multiple local area networks (lans) and wide area networks (wans).

On the pie chart below, which “slice” represents 30% of the budget?