Answer:
To construct the QBASIC program, we have to arrange some standard elements. A quantity in a computer program which does not change its value during the execution of the program is called a constant. The quantity which may change its values during the execution of the program is called a variable.
Explanation:
Every programming language consists of some basic elements which are required to make a program. The element required to construct a QBASIC program consists of a set of characters, keywords, constants, variables, operators and expressions.
