Unit 6

What is the main purpose of a user interface?

• To interact with a system

• To gather software requirements

• To populate a database

• To test a software program

What is the purpose of using text equivalent for non-text elements on a web page?

• To improve design.

• To improve accessibility.

• To improve test-ability.

• To improve consistency

Which of the following is a basic principle of user interface design?

• Consistency

• Mapping

• Verification

• Editing

Which of these helps improve website accessibility for visually impaired users?

• Text equivalent for non-text elements.

• Text can operate with text-to-speech.

• Documents can be read without style sheets.

• Transcripts for audio files.

What is the main purpose of the World Wide Web Consortium’s (W3C) WAI initiative?

• To improve web protocols and formats.

• To improve web content accessibility guidelines.

• To improve authoring tools accessibility guidelines.

• To improve web accessibility for people with disabilities.

Which of the following adjustments to the user interface are necessary for a visually impaired user?

• Increase the screen’s brightness.

• Decrease the screen size.

• Decrease the screen contrast.

• Increase the screen resolution.

Which is the best method to test the function of an interface design?

• Survey

• Questionnaire

• User acceptance test

• User observation

Which of these is not a W3C recommended language?

• HTML

• CSS

• XML

• DHTML

Which of the following best describes usability testing for user interfaces?

• Market research evaluation.

• Qualitative evaluation.

• Heuristic evaluation.

• Cognitive evaluation.

Which of the following is an internal quality metric for user interfaces?

• Integrity.

• Accuracy.

• Usability.

• Reusability.