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Online Service

A business that provides its subscribers with a wide variety of data transmitted over telecommunications lines. Online services provide an...

Operand

In all computer languages, expressions consist of two types of components: operands and operators. Operands are the objects that are...

Page Down Key

Often abbreviated PgDn, the Page Down key is standard on PC and Macintosh keyboards. Its meaning differs from one program...

Parity

The quality of being either odd or even. The fact that all numbers have a parity is commonly used in...

C++

C++ is a high-level programming language developed by Bjarne Stroustrup at Bell Labs. C++ adds object-oriented features to its predecessor,...