Module 6 - Design principles

Question 1

Universal truths apply across disciplines and increase the probability of success are all what?

Answer 1

Design principles

Question 2

What is progressive disclosure?

Answer 2

Telling users what they NEED to know, WHEN they NEED to know it.

For example, not putting all 5 stages of the booking process on 1 page.

Question 3

What is it called when an interaction design pattern that sequences information and actions across several screens (e.g., a step-by-step signup flow). The purpose is to lower the chances that users will feel overwhelmed by what they encounter.

Answer 3

Progressive disclosure

Question 4

What is the psychological principle which states that the more options are available to a person, the longer it will take for him or her to make a decision about which option is best?

Answer 4

Hick’s Law

Question 5

What are high level guidelines which if followed, can help to ensure that the software we create is of a high standard?

Answer 5

Design principles

Question 6

Define perceivability and give an example

Answer 6

Users should be able to figure out how to use software. Example: Google’s simple search engine

Question 7

Visual clues that tell us how a product or control should be used is known as

Answer 7

Affordances

Question 8

Describe predictability

Answer 8

People need to know what they will get beforehand. For example: This survey will take 2 mins and contains 10 questions.

Question 9

Give some examples of affordances?

Answer 9

• Making a button look clickable.
• Making underlined text a hyperlink.
• A bottle screw cap affords twisting.
• A hinged door affords pushing or pulling.
• A staircase affords ascending or descending.

You shouldn’t have to explain a button

Question 10

Established ways of doing things is otherwise known as:

Answer 10

Conventions

Question 11

What are some examples of conventions?

Answer 11

Newspapers are formatted similarly in different countries.

Gaming controls across games.

Same symbols for play pause etc in Spotify as there was on a tape recorder 40 years ago.

Question 12

Give some examples of feedback in a product?

Answer 12

Saved, loading, downloading, payment accepted, summary screen, blinking cursor, toast notifications.

Question 13

What is most important when delivering feedback on UI?

Answer 13

It should be instant

Question 14

What are “mental aids to keep us on track”?

Answer 14

Constraints

Question 15

What are some examples of constraints?

Answer 15

Having a minified navigation on amazon checkout process.

Number keyboard on mobile on a payment page

Question 16

What is a design principle that says people should be able to recover from their inevitable mistakes?

Answer 16

Forgiveness

Question 17

What is the principle that says it is faster to hit larger targets that are close to you, than smaller targets that are further away?

Answer 17

Fitt’s law