Sunday, January 25, 2009

Exercise 4- Desiree Beaubien

Object I Love, Object I Hate.


LG Rumour

My cell phone is something that I can’t really go anywhere without. I love my phone and it’s perfect for me.

Affordances: the phone is easily used. Everything is labeled and lights up for clear information. When text messaging there is a full keyboard the when this slides out the messaging screen flips and turns in the direction you will be able to read it. Also, when using the camera function, you can turn the phone and use it as you would any other camera.

Constraint: there are no physical constraints that hinder the usability of the phone. Depending on if the keyboard is out or in there are a different set of buttons for certain functions. This may confuse the user at first but as soon as they read the screen it tells them what buttons do what.

Mapping: the mapping on this phone is executed quite well. The camera function acts as any regular camera. The user can turn the phone sideways and understands how to work that function of the phone. The scroll button lets you go up and down, or side to side (depending on if the keyboard is out or not) the direction of the phone helps the user understand which controls to use. The volume control is in a vertical position to tell the user that pressing up makes the volume go up and pressing down makes the volume go down. Also, having a QWERTY keyboard helps the user type comfortably because they are used to the mapping of this style keyboard.

Visibility: the phone gives visible feedback with every function. When you press any of the buttons they will light up. Also, when entering any application on the phone visible feedback is seen on the screen.



VTECH Portable Home Phone

I hate almost everything about this phone. It can only be answered on one handset at a time, it does not hold a charge and has a horrible signal with its base. It is mapped out like any other home phone and it is easy to use in that sense because it is so common. One of the negative aspects is that the common number pad tones are heard at a delay to pressing the numbers which can throw you off of what you are trying to do. The visibility on the screen is dreadful, so much for caller ID, it is too hard to read and is useless.

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