As programs become larger and more complicated, the necessity for good planning and design Increases
All programming languages support four broad data types. In many programming languages, if you declare a variable and don't initialize it, the variable contains an unknown value until it's assigned a value
Most programming languages support basic data sorts of integer numbers (of varying sizes), floating-point numbers (which approximate real numbers), characters and Booleans.
Structured Programming in Visual Basic
Structured programming may be a program written with only the structured programming constructions: (1) sequence, (2) repetition, and (3) selection. Sequence. Lines or blocks of code are written and executed in sequential order
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