Introduction to programming

1. IntroductionToProgramming
What isProgramming?
Programming– dealswiththe studyof computerlanguage
What isa Visual Basic?
Visual Basic(Vb) –is a tool CreatedbyMicrosoft to buildacomputerapplicationinauser-friendly
environmentthatsupportsGraphical UserInterface
GUI – Graphical User Interface
Flowchart– A graphical representationof stepbystepinstructionstosolve aproblem
Algorithm–A setof stepby stepinstructiontosolve aproblem
Opevator– An enqine used toperfromlogical andmathematical operations
Variable –A memorystorage / container
Loop – An actionthat repeatedlyandcontinuouslyperformuntil acertainconditiondone
Operators
1)Arithmeticoperators
+ → Addtion
- → Subtraction
* → Multiplication
/ → Division
2)Relational Operatior
> → greaterthan
< → lessthan
>= → greaterthanor equal to
<= → lessthanor equal to
=== or == or = → equal to
<> or != → not equal to

2. 3)Loqical operators
||
|| → OR
&& → AND
Flowchart Algorithm Variables
START
INPUT
Preporation
Process
CollectMaterialsVaribleX,Y
Condition
Z = X + Y
Is Z lessthan100 ? Yes or No
OUTPUT
END
IF true , re-startthe operation
Else if false
Displayresult
ThenEnd operation
Y:1.)
X=5
Y=6
Z =x+y
Print ?
x:2.)
X=5
Y=6
Z =x+y
Condition:
It ? lessthan 100?
Yes or no
If true re-start
The operation
Else if false display
?
Thenendoperation