A is logically impossible in a data flow diagram (DFD) because a process must act on input, shown by an incoming data flow, and produce output, represented by an outgoing data flow.

When a rectangular region is defined using an appropriate style, which value matches the specified edge of the clipping region to the edge of the parent element?

The three logical operators used to write compound conditions are "and," "or," and "not." a: true b: false

Type the correct answer in the box. spell all words correctly. under which key category do the page up and page down keys fall? page up and page down keys fall under the keys category.