UX Usability Testing

Question 1

What is the primary goal of moderated usability testing?

Accepted Answer

To observe how real users interact with a product while guiding them

Answer

To benchmark a competitor's product

Answer

To automate user feedback collection

Answer

To measure server response times

Question 2

What distinguishes unmoderated usability testing from moderated testing?

Accepted Answer

Participants complete tasks independently without a researcher present

Answer

Unmoderated testing uses eye-tracking only

Answer

Unmoderated testing requires a lab environment

Answer

Unmoderated testing only measures task success rate

Question 3

What is a 'task scenario' in a usability test?

Accepted Answer

A realistic narrative that gives participants context for completing a task

Answer

A description of the product's technical architecture

Answer

A list of all features to be tested

Answer

A script the participant reads aloud

Question 4

Which metric measures the percentage of participants who successfully complete a given task?

Accepted Answer

Task completion rate

Answer

Net Promoter Score

Answer

System Usability Scale

Answer

Error frequency

Question 5

What does 'time on task' measure in a usability test?

Accepted Answer

How long a participant takes to complete a specific task

Answer

How long the researcher observed a session

Answer

The total duration of the usability study

Answer

The time between task assignment and participant recruitment

Question 6

Why is the System Usability Scale (SUS) widely used in usability testing?

Accepted Answer

It is a validated, quick 10-item questionnaire that produces a single usability score

Answer

It measures server uptime

Answer

It replaces the need for task scenarios

Answer

It is required by US federal accessibility law