What is the name of the browser provided as a free download in the early 1990s?

Filling the screen with a photograph by applying the photo to the entire slide ________ should be considered when appropriate

Fill in the blank(s) with correct word

If an app needs to perform a derived-class-specific operation on a derived class object reference by a base class variable, the app must first cast the base class reference to a derived class reference through a technique known as _________.

a) downcasting b) upcasting c) decreasecasting d) increasecasting