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1. Introduction to Programming
What is programming?
Programming – deal with the study of computer language.
What is a Visual Basic?
Visual Basic (Vb) – is a tool created by Microsoft to build a
computer application in a user-friendly environment that supports
Graphical User Interface.
GUI – Graphical User Interface.
Flowchart – A graphical representation of step by step
instructions to solve a problem.
Algorithm – A set of step by step instruction to solve a problem.
Operator – An engine used to perform logical and mathematical
operations.
Variable – A memory storage / container.
Loop – An action that repeatedly and continuously perform until a
certain condition is done.
Operators:
1.)Arithmetic operators
+  Addition
-  Subtraction
*  Multplication

2. /  Division
2.)Relational operator
>  greater then
<  less than
>=  greater than or equal to
<=  less than or equal to
===or==or=  equal to
<>or!=  not equal to
3.)Logical operator
||  OR
&&  AND
Flowchart Algorithm Variable
preparation Ex. X = 5 , y = 6 Z x
+ z Print …?
Collect materials
Variable : x,y
Z = x + y
Is Z less than 100?
Yes or No
Is … ? less than
100? Yes or No
If ture, re-stort the
operation Else if
false Display result
If ture, re-stort the
operation Else if
false Display … ?
start
input
Process
conditi
on
output

3. Then End operation Then End operation
end