QBasic is short for Quick Beginners All purpose Symbolic Instruction Code. QBasic is an IDE complier and interpreter for a variety of the BASIC programming language (such as GWBasic, Visual Basic, etc) which is based on QuickBASIC. QBasic is a high level programming language that allows us use English-like words and mathematical symbols to create programs. Features of QBasic: It is simple and easy to learn. It automatically checks synthax (in case of errors). It has dynamic program debugging ability. It supports local and global variables. It automatically capitalizes the reserved keywords. It interprets statements of a program one at a time to the CPU. It permits user to break lengthy programs into modules (that can be referenced or linked). The IDE made its first appearance in 1991. It was founded by Tom Kurtz and John George Kemeny of Dartmouth college. And Microsoft is known to be the developer. QBasic can run under nearly...