Design Principles
Where should information start on the screen?
upper lefthand corner
How do we determine if a website works well or if it has too many problems and needs to be fixed?
Usability studies
what operators would be most useful if the goal is to send an email?
mental (think about what you want to send)
motor (click send)
What is the 1st step in the seven stages of action theory?
establish a goal
Speed at which new users learn is refered to as ___ in usabilty criteria
learnability
when should you use serif fonts vs sans serif fonts
serif: body text
sans serif: titles
Can computers be used to help explore the world?
Yes! you can book plane tickets, hotels etc... but you can also use virtual reality systems that can allow you to experince places you've never been before
Can the G.O.M.S theory be used on pretty much any goal in relation to HCI? (Yes or no)
yes
What are the three steps in the "carry out the action section"?
1. form the intention
2. specify the action
3. execute the action
ypes of errors and number of errors is recorded to find common problem areas is reffered to as ___ in usability criteria
error rate
When do we use shapes in design?
When we want to convey something special or important (ex. warning signs)
How have your interactions with computers helped you? What interactions?
...
What method would be best in regards to purchasing a pair of boots online?
1. percieve the website you are using
2. click add to cart
3. type in your information
4. click buy now
What are the 3 steps in the "assessment affects of action" section?
1. perceive system state
2. interpret system state
3. evaluate system state in regards to intial goal
How much the system supports its users once the program is learned is refered to as ___ in regards to usability criteria
efficiency
3 keys to messages
1. include only essential information/ all essential information
2. avoid confusing phrasing
3. brief and concise messages
If you were to look something up in a textbook but dont want to scroll through the entire thing but instead just search one word, what would that be called?
Mediated retrival
Give an example of all areas of G.O.M.S. if the goal is to apply for a job
G: sub goal: get on job application website ( ex. indeed). Goal: apply for a job that I want
O: mental: think of job websites, think of what job I want, think about my qualifications. perceptual: see what jobs are actually posted/available. Motor: fill out and submit job applications
M: navigate to job website, fill out application, click submit on application
S: Easier to go to a job website that has many jobs instead of one website for one job
Give an example of the seven steps if the 1st step is emailing your boss to tell them you need May 15th off.
1. Email boss to tell them you need the 15th off
2. I will use my company email
3. I will start a new email with the recipient as my boss
4. I will type the body of the email detailing that I need the 15th of May off from work and then send the email.
5. A pop-up appears on screen detailing the email has been sent
6. An email from my boss appears in my inbox, granting me May 15th off from work
7. I now have May 15th off from work, matching my original goal.
Quantify how much users liked the program to use for marketing purposes in regard to usability criteria
user satisfaction
what should we do with color?
Black on white or vise versa
pretty much don't use color unless it is to mark something as urgent
What would an intelligent agent look like in terms of HCI?
the little AI help engine that generally pops up in bottom right corner of the website to ask if you need assistance with anything
Give an example of all areas of G.O.M.S. if the goal is to book a plane ticket roundtrip from lubbock to Paris
G: book roundtrip flight from lubbock to paris
O: percieve different airline websites, click around for best price on websites, click book now, think about if the price is really worth it, think about the timeline you want
M: establish your timeline and budget, navigate to website of airline that works the best for your timeline and budget. Click book now on a flight that works for your needs
S: ^^ see above M
Give an example if the goal is to do your taxes online without outside help
1. Do your taxes online without outside help
2. decide to use an online tax program to help you
3. Gather the necessary documents and enter the needed information into the chosen program
4. hit submit to file your taxes
5. You get an email from the IRS
6. email says you have succesffully filed your taxes for this year.
7. Look back and see that you have filed your taxes online wihtout outside help.
Can you remember how to use the software if you haven’t used it in a long period of time? refers to what in terms of usability criteria?
memorability