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CIS 3260

Introduction toProgramming

Using Java

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Tom Gregory

• Center for Process Innovation @ GSU• Soccer Referee• Boy Scout leader• B.S. Computer Science• MBA• Developer

USSF Grade 16

heh

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Tom GregoryCompiled Languages

Interpreted (Scripting)Languages

Special PurposeLanguages

C/C++JavaC#

(VB)

Object PascalAssembly

PHPRubyJavascriptFlash ActionscriptCold FusionBashVB/VBA

Scheme (Lisp)

BASIC

SQL

HTML, XML, XSLTCSS

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Looking ahead (today)

• Syllabus• History of computing• Intro to objects• Types

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Syllabus Review

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GIYF

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Cite everything

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Semester map

Foundation OOP Implementation

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My goals

• Get you to think like a programmer• Help you learn more• Make it as easy/fun as possible

Teach more,

But make it easier.

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Words to know

• Bit, Byte• Binary, Hexadecimal• Complied language, Interpreted language

• IDE

• Object• Class, Attribute, Method/Function• Main

This is easy!

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What is an object?

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An object is a thing.

It is a certain kind of thing.

It can be described.

It may do something.

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An object is a thing.

It has a type.

It has attributes.

It may have methods.

Practice

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Car

VINMakeMileageNumberOfDoors

Drive( )BreakDown( )ChangeOil( )

Person

FirstNameLastNameDateOfBirth

CalculateAge( )PayBills( )

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Primitive TypesName Size Range

byte 1 byte (8 bits) -128 to 127

short 2 bytes (16 bits) -32,768 to 32,767

int 4 bytes (32 bits) -2,147,483,648 to 2,147,483,647

long 8 bytes (64 bits) –9,223,372,036,854,775,808 to 9,223,372,036,854,775,807

float 4 bytes (32 bits) *

double 8 bytes (64 bits) *

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Other TypesName Size Range

boolean true or false

char 2 bytes (16 bits) 2-byte unicode text

String variable

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