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All about Me

Bettina BairBettina Bair Faculty Lecturer, Ohio State UniversityFaculty Lecturer, Ohio State University

Internet & HTMLInternet & HTML Spreadsheets (Microsoft Excel)Spreadsheets (Microsoft Excel) Databases (Microsoft Access)Databases (Microsoft Access) Assembly Language & Computer SystemsAssembly Language & Computer Systems Systems AnalysisSystems Analysis

25 years of interesting problems

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122 Years of Amazing Computers

“Sherman set the WayBack Machine to

the year 1890…”

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1890: The First Computer

Hollerith Hollerith Tabulating SystemTabulating System

Census CounterCensus Counter Hollerith's Business Hollerith's Business

Joined A Firm That Joined A Firm That Later Became IBM.Later Became IBM.

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1945: The First Modern Computer ENIAC ENIAC

Electrical Numerical Electrical Numerical Integrator And ComputerIntegrator And Computer

Built To Compute Built To Compute Ballistics Tables During Ballistics Tables During World War II. World War II. 1,000 Times Faster Than 1,000 Times Faster Than

Any Existing Device. Any Existing Device. Cost About $400,000Cost About $400,000

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1947: The First Computer Bug

Dead Moth Found In Dead Moth Found In A Computer  A Computer  Causes malfunctionCauses malfunction

Engineers taped into Engineers taped into their notebook  their notebook 

"Bug" And "Debug" "Bug" And "Debug" Now A Standard Part Now A Standard Part Of The LanguageOf The Language

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1953: The first compiler

Invented by Grace Invented by Grace Hopper (1906-1992) Hopper (1906-1992)

Translates English Translates English Language Instructions Language Instructions Into Language Of The Into Language Of The Target ComputerTarget Computer

Led To The Led To The Development Of Development Of Cobol. Cobol.

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1978: My First Computer Class

Programming Programming Language: FORTRANLanguage: FORTRAN

Punched CardsPunched Cards

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1979: My First PC

Vic-20Vic-20 1.0227 Mhz1.0227 Mhz 3.5kb RAM3.5kb RAM Tape DriveTape Drive

Today’s computers: 2+ Ghz Today’s computers: 2+ Ghz and up to 64 Mb RAMand up to 64 Mb RAM

Today’s computers: 2+ Ghz Today’s computers: 2+ Ghz and up to 64 Mb RAMand up to 64 Mb RAM

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1980: First Computer Job

Interactive Graphics Interactive Graphics Engineering LaboratoryEngineering Laboratory University of ArizonaUniversity of Arizona

Finite Element Analysis for Finite Element Analysis for AerospaceAerospace

There was no such thing as a mouse, screen icon, or GUI.

There was no such thing as a mouse, screen icon, or GUI.

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1984: Second Computer Job

Arizona Criminal Arizona Criminal Intelligence System Intelligence System AgencyAgency

Database AnalysisDatabase Analysis Organized CrimeOrganized Crime Chop ShopChop Shop

A gigabyte of disk storage took a 8' tower of Winchester disk drives stacked floor to ceiling.

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1984- 1986: Lots of Lines of Code

Hughes AircraftHughes Aircraft Improve efficiency of large Improve efficiency of large

scale IBM systemsscale IBM systems Integrate new graphics Integrate new graphics

technologytechnologyThe computer operators didn't trust any data that wasn’t on punched cards (because it wasn’t real)

The computer operators didn't trust any data that wasn’t on punched cards (because it wasn’t real)

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1984: Macintosh

Revolutionary Graphical Revolutionary Graphical User Interface (GUI). User Interface (GUI). A Device Called A MouseA Device Called A Mouse Pictorial Symbols (Icons) On Pictorial Symbols (Icons) On

The Screen. The Screen. Select Commands, Call Up Select Commands, Call Up

Files, Start Programs, Etc.Files, Start Programs, Etc.

Original Selling Price: Original Selling Price: $2,495 $2,495

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1987: Signal Processing

Cranfield-Phoenix Cranfield-Phoenix Data SystemsData Systems Filtering and Filtering and

ConditioningConditioning Signal AnalysisSignal Analysis

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1988-1996: New Technologies Create New Opportunities

U S WEST U S WEST TelecommunicationsTelecommunications Installation and Installation and

Repair of telephone Repair of telephone cables, switches, radio cables, switches, radio towerstowers

Using Excel a lot nowUsing Excel a lot nowUsing Excel a lot nowUsing Excel a lot now

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1994-1999: Internet

from User to Builderfrom User to Builder VONBAR EnterprisesVONBAR Enterprises

Designing Websites for Designing Websites for Small BusinessesSmall Businesses

HTML Writers Guild International Directory of Women Web Designers

Top 5% Web Designers- EG Web Top Vendor award-  Mall park

HTML Writers Guild International Directory of Women Web Designers

Top 5% Web Designers- EG Web Top Vendor award-  Mall park

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1998- 2003: The Return to the First Computer Class

Computers Computers are cool.are cool.

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Test Your Knowledge

How much do you know about computer basics?

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Would you buy this computer?

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Would increasing RAM

1.1. make your word processor run faster?make your word processor run faster?

2.2. Allow you to run bigger applications?Allow you to run bigger applications?

3.3. Let you keep more programs open?Let you keep more programs open?

4.4. Give you more space for MP3s and Give you more space for MP3s and pictures?pictures?

5.5. Download web pages faster?Download web pages faster?

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Would increasing the speed of your CPU?

1.1. make your word processor run faster?make your word processor run faster?

2.2. Allow you to run bigger applications?Allow you to run bigger applications?

3.3. Let you keep more programs open?Let you keep more programs open?

4.4. Give you more space for MP3s and Give you more space for MP3s and pictures?pictures?

5.5. Download web pages faster?Download web pages faster?

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What would give you more space for MP3s and pictures?

1.1. A faster modemA faster modem

2.2. A bigger hard driveA bigger hard drive

3.3. More RAMMore RAM

4.4. A faster processorA faster processor

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What would help you download web pages faster?

1.1. A faster modemA faster modem

2.2. A bigger hard driveA bigger hard drive

3.3. More RAMMore RAM

4.4. A faster processorA faster processor

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How much storage is enough?

How many bytes are needed to store your first How many bytes are needed to store your first name?name?

How many times could you store your first name How many times could you store your first name In a kilobyte?In a kilobyte? On a 1.44MB floppy?On a 1.44MB floppy?

How big is a How big is a Typical picture?Typical picture? Sound file?Sound file?

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What kind of computer do you have?

What speed is the processor?What speed is the processor? How big is the hard disk drive?How big is the hard disk drive?

How big is the RAM?How big is the RAM? How fast is the modem?How fast is the modem? Price?Price?