CUA Heuristic Evaluation & Expert Review 3

Question 1

According to Nielsen's research, approximately what percentage of a product's usability problems can be found by a single expert evaluator?

Accepted Answer

Around 35%

Answer

Around 20%

Answer

Around 50%

Answer

Around 75%

Question 2

Which of the following is a key limitation of heuristic evaluation compared to usability testing with users?

Accepted Answer

It may miss problems that only emerge from real user behavior and context

Answer

Heuristic evaluation cannot identify any aesthetic problems

Answer

It requires more participants than a usability test

Answer

Heuristic evaluation cannot be applied to web-based interfaces

Question 3

When applying the heuristic 'Recognition rather than recall,' which design approach best satisfies this principle?

Accepted Answer

Making objects, actions, and options visible rather than requiring users to remember them

Answer

Requiring users to memorize keyboard shortcuts for all primary actions

Answer

Hiding secondary navigation to reduce visual clutter

Answer

Using abstract icons without labels to save screen space

Question 4

A UX team wants to evaluate a competitor's product without having user access. Which expert review method is most appropriate?

Accepted Answer

Heuristic evaluation by internal usability experts

Answer

Retrospective think-aloud with recruited users

Answer

A/B testing of the competitor's pages

Answer

Diary study of the competitor's user base

Question 5

In Nielsen's severity rating system, a rating of '0' means:

Accepted Answer

The evaluator does not agree it is a usability problem at all

Answer

The problem is extremely severe and must be fixed before launch

Answer

The issue only occurs once and is not repeated

Answer

The problem is cosmetic and has zero impact on task completion

Question 6

Which of the following scenarios best illustrates a violation of the 'Error prevention' heuristic?

Accepted Answer

A date picker allows users to select past dates for a future-only booking form

Answer

An error message appears after a user submits a form with missing required fields

Answer

A system does not provide a tooltip for an icon

Answer

Navigation links open in the same browser tab instead of a new tab

Question 7

What is a 'discount usability' approach, as championed by Jakob Nielsen?

Accepted Answer

Using fast, low-cost methods like heuristic evaluation and small-sample user tests to find most usability issues quickly

Answer

Recruiting the cheapest available participants for formal usability testing

Answer

Reducing the visual complexity of an interface to lower development costs

Answer

Offering discounted services to small businesses for usability consulting