What is Affordance describing?

What is Affordance describing?

a. The look of a tool discloses what happens when you use the tool.

b. That an operation is easy to perform.

c. The way an object look shows you how to manipulate it.


Answer: c

Which of these is a correct description of the Gulf of evaluation?

Which of these is a correct description of the Gulf of evaluation?

a. The difference between the user's formulation of the actions to reach the goal and the actions allowed by the system.

b. The distance between the physical presentation of the system state and the expectation of the user.

c. The user misunderstands the rules for how to communicate information to the computer.


Answer: b

D. Norman talks about a certain kind of error that the users make, he calls them Slips. What kind of error is a slip?

D. Norman talks about a certain kind of error that the users make, he calls them Slips. What kind of error is a slip?

a. Errors that you make because the system is complex.

b. Errors that you make due to lack of knowledge.

c. Errors that you make by accident or due to lack of concentration.


Answer: c

According to D. Norman, Constraints should be used:

According to D. Norman, Constraints should be used:

a. to stop unauthorised users from using a system.

b. to help users from different backgrounds to use the same system.

c. to guide the users and stop them from making mistakes.


Answer: c