VUI Quiz

The following quiz touches on some basic VUI concepts and techniques covered in the VUI View column since it was launched more than a year ago.

Take the quiz, see how you fare. If you would like to discuss VUI issues or are interested in professional help with optimizing your voice applications, feel free to contact me at bouzid@angel.com or call 1-888-MYANGEL (1-888-692-6435) and say "Ahmed Bouzid".

Good luck!

1. In which of the following environments does it make most sense to turn barge in off?
Noisy
Quiet
Normal

2. Which of the following is a good no input strategy?
Rewording the original prompt
Providing an explicit example of what the caller is expected to say
Repeating the original prompt

3. Succinct prompts should be used with
One-time callers
Infrequent callers
Repeat callers

4. Barge-in should be turned on if most of your callers are
One-time callers
Infrequent callers
Repeat callers

5. The "timeout" property enables you to specify the length of time you want the application to wait for the speaker to
Complete what they started saying
Begin talking after the end of the last prompt played by the system
Stop talking

6. If you expect your voice application to be used from a quiet setting or expect the callers to be speaking softly, then set ASR "sensitivity" setting to
Below the default setting
Above the default setting
The default setting

7. Associating a site variable with more than one question page
Is not allowed with Site Builder
Enables you to be sensitive to the conversational context when asking questions
Is not good practice

8. Because "incompletetimeout" applies to both valid and invalid input, the value of "incompletetimeout" is not allowed to be
Less than "completetimeout"
Equal to "completetimeout"
Greater than "completetimeout"

9. If you decrease the value of “speedvsaccuracy” and increase the value of "confidencelevel", you will notice a
A sharp increase in the rate of no-matches returned
A sharp increase in the rate of no-inputs returned
No noticeable changes in speech recognition performance

10. Compared to DTMF, speech recognition
Increases call completion rates
Increases transfers to live agents
Increases call duration

11. Asked about their most recent speech encounter, 61% of surveyed people who have used speech applications said that they were
Highly satisfied
Somewhat satisfied
Somewhat dissatisfied

12. Your prompts should
Mimic the way the caller responds
Illustrate how the caller should respond
Ignore how the caller responds

13. Assume the system has just played the following prompt: "Ok. Thanks. And how old are you?" Which of the following prompts would be the least adequate as a follow-up after the speaker has responded?
"Thanks!"
"Got it!"
"Ok. Thanks!"

14. Assume that the system asked the caller, "How much would you like to pay?" Which of the following would be the most effective no-match strategy?
"Sorry, I didn't understand that. How much would you like to pay?"
"Please say a dollar amount. For instance, twenty five dollars and seventy two cents."
"Sorry, I didn't understand that!"

15. VUI stands for
Voice User Interface
Voice Understanding Interface
Voice Usability Implementation

16. ASR stands for
Automatic Speech Recognition
Automated System Response
Authenticated Speech Routing

17. If the system is placing the caller on hold
Play music
Play a beep
Keep silent

18. If the caller is placing the system on hold
Play music
Play a beep
Keep silent

19. Which of the following prompts has the least attractive wording?
"You can say, X, Y, or Z"
"For X, say X, for Y, say Y, For Z, say Z"
"Your options are, X, Y, Z"

20. If the list of options offered to the caller is long
Turn barge-in on
Increase the sensitivity setting
Increase the number of no-match tries

Score =

Correct answers:

1,600+ Customers, 20+ Industries, 10,000+ Telephony Solutions