Module 4 - A103 - Introduction to ITS Standards Requirements Development
Webinar Chat Transcript
Date: May 24, 2011 at 2:00-3:34 p.m. ET

(Note: This document has been converted from a recording of the Webinar chat to 508-compliant HTML.

Learning Assessment 1: Who are stakeholders? View from slide 5.
Answers:
Yes.
Yes.
Yes.
Yes.
Absolutely.

Learning Assessment 2: An example of user need
Answers:
Validation = did we build the right system?
Apartments.

QUESTION:
What about Pedestrian (Ped) Buttons?

Learning Assessment 3: The Relationship of User Needs to Requirements - 5.1.20 Audible Noise Level.
Answers:
Yes. It does not tell you how to limit the noise.
No solution.

Learning Assessment 4: It is said that user needs identify the high-level               of the system.
Answer:
What.

Learning Assessment 5: There are different relationships between needs and requirements. Which one comes next from slide 20?
Answer:
Many to one.

Learning Assessment 6: An example requirement for the Limit Audible Noise User Need. Ask the audience to identify the parts of the well formed requirement. What is the action here?
Answers:
“The system shall be user-friendly” = un-testable.
Emits.
Emit an audible noise.

Learning Assessment 7: An example requirement for the Limit Audible Noise User Need. Ask the audience to identify the parts of the well formed requirement. What is the target here?
Answers:
Audible noise.
Meter.
Audible noise.

Learning Assessment 8: An example requirement for the Limit Audible Noise User Need. Ask the audience to identify the parts of the well formed requirement - Constraint.
Answers:
Noise level of 55 dba.
55 dba.
Exceeding a peak level of 55 db.

Learning Assessment 9: An example requirement for the Limit Audible Noise User Need. Ask the audience to identify the parts of the well formed requirement - Localization.
Answers:
Measured at a distance of 1 meter.
One meter.
One meter.
One meter away.

Learning Assessment 10: In order to verify that a requirement is correct, we can examine it individually by using the criteria we spoke of earlier. Is this necessary?
Answers:
Maybe.
Yep.
Yes.
Yes.
Yes.

Learning Assessment 11: In order to verify that a requirement is correct, we can examine it individually by using the criteria we spoke of earlier. Is this concise?
Answers:
Yes. Certainly.
Yes.
Yes.
Yes.
Yes.

Learning Assessment 12: An example requirement for the Limit Audible Noise User Need. Ask the audience to identify the parts of the well formed requirement - Consistent.
Answers:
Yes, can be tested
Consistent with what? By itself it is.
With what?
I think it depends.

Learning Assessment 13: An example requirement for the Limit Audible Noise User Need. Ask the audience to identify the parts of the well formed requirement - Unambigious.
Answers:
Yes.
Yes.
Yes.
Yes.
Yes.

Learning Assessment 14: An example requirement for the Limit Audible Noise User Need. Ask the audience to identify the parts of the well formed requirement - Verifiable.
Answers:
Yes.
Yes. It's testable.

Learning Assessment 15: It is said that requirements define the detailed               of the system.
Answers:
How.
How.
What (needs).
What.
What.

Learning Assessment 16: Verifying Requirements are correct - Is it well-formed? Why might this be ambiguous?
Answers:
TCO.
TCO.
Acknowledge.
Acknowledge the receipt.
Acknowledge.
Notification.
Acknowledge.
Alert notification.
Notification receipt of AA.
Receipt of an Amber Alert.

Learning Assessment 17: In order to verify that a requirement is correct, we can examine it individually by using the criteria we spoke of earlier. Is this ambiguous?
Answers:
Yes.
Maybe, depending on other requests.
Ambiguous. (How is acknowledgement to be conducted? Email vs. Phone)
It's not unambiguous, because there are no time constraints.
Acknowledge to whom?
It is verifiable, but how long do you have to wait for the acknowledgement?
“Extreme” is not quantified.

Learning Assessment 18 : What is inconsistent about this need and requirement? Slide 42: Need-to-Requirement Logical Consistency.
Answers:
Not consistent. Need speaks of operational need, while the requirement speaks of “storage.”
Requirement only talks about the temperature, but the needs also mentioned about humidity.
Storage?

Learning Assessment 19: What is inconsistent about this need and requirement? Slide 44: Requirement Consistency. Does it have to do with AC and DC?
Answers:
Operating Voltage.
AC and DC.
Modules vs. Switch Packs.
Nominal and HZ?
Switch Packs = modules.
Define “nominal.”
What is low voltage?

Learning Assessment 20: What kind of relationship is this?
Answers:
One to four.
One to many.
One to many.

Comment:
Nice summary for lesson.