**** CS575 ***

By Jules R. NYA BAWEU

Why High Tech Products Drive Us Crazy !!!

Point of the book

We can create powerful and pleasurable software-based product by the simple expedient of designing our computer-based products before we build them

Note about the author Alan cooper

Founder of Cooper, a consulting firm specializing in the design of interactive products.

The "Father of Visual Basic"

Riddles for the Information Age

Survey of some fatal events that happened because the software creation process is out of control.

Crossing a computer with some of our familiar equipment can become frustrating.

What Do You Get When You Cross a Computer with a Warship

USS Yorktown (DDG-48/CG-48) was a Ticonderoga-class cruiser in the United States Navy from 1984 to 2004

What Do You Get When You Cross a Computer with a Warship

In 09/1997 during fleet maneuvers in the Atlantic, the guided-missile cruiser stopped dead in the water.

A Navy Tech. while calibrating an on-board fuel valve, entered a zero into the shipboard Mgment computers (Pentium Pro with Win NT)

The program attempted to divide another number by that zero, which resulted in a complete crash of the entire shipboard control system

Computers Make It Easy to get into Trouble

This secretary had used MS word to draft a new contract for her boss.

Computers Make It Easy to get into Trouble

As usually the secretary clicked the save button and saved her document

The document was saved into the built-in “My document” folder

What Do You Get When You Cross a Computer with a Airplane

In Dec 1995, AA Flight 965 departed from Miami to Cali, Columbia

On landing the pilot entered “R” into his navigation computer

Instead of “ROZO”, the pilot selected “ROMEO”

The 757 ended up into a granite peak at 10,000 ft

What Do You Get When You Cross a Computer with a Camera

A Nikon CoolPix 900 – 3rd generation digital camera

Its setting button: Off/ARec/MRec/Play

What Do You Get When You Cross a Computer with an Alarm Clock

JVC FS-2000 – Sophisticated computer brain Alarm Clock

To set it up: press “Alarm” button 5 times First time it display the time of the alarm

What Do You Get When You Cross a Computer with an Alarm Clock

Second time, it shows the time when it will turn the sound off

Third time, it shows whether it will play the radio or the CD

Fourth time, it shows the preset volume Fifth time, it arms the alarm.

What Do You Get When You Cross a Computer with a Car

Porsche “Boxster” has seven Computers to manage its system

One of the computer is dedicated to managing the engine

If the fuel level in the gas tank got very low, the computer sensed it as a dramatic change and shut down the ignition and stop the car

What Do You Get When You Cross a Computer with a Bank

Process to get cash: identifying yourself, choosing the account, selecting the amount.

Problem !! There is a max. daily amount for each user.

If the user chooses an amount greater than the max, the system rejects the entire transaction