Ch 07

Question 1

EO 7.3.1:

What are the three quality aspects of requirements

Answer 1

1. Content: “Have all relevant requirements been elicited and documented with the appropriate level of detail?”
2. Documentation: “Are all requirements documented with respect to the predetermined guidelines for documentation and specification?”
3. Agreement: “Do all stakeholders concur with the documented requirements and have all known conflicts been resolved?”

Question 2

EO 7.3.2: (1/3)

The eight validation criteria (Content)

Answer 2

The eight validation criteria are:

Completeness (set of all requirements): 
Completeness (individual requirements): 
Traceability:  
Correctness/adequacy: 
Consistency: 
No premature design decisions: 
Verifiability: 
Necessity:

Question 3

EO 7.3.2: (2/3)

“Four test criteria of the quality aspect “documentation”

Answer 3

Conformity to documentation format and to documentation structures:

Understandability

Unambiguity

Conformity to documentation rules:

Question 4

EO 7.3.2: (3/3)

“Three test criteria of the quality aspect “agreement”

Answer 4

Agreed

Agreed After Change

Conflict Resolved

Question 5

EO 7.4.1:

What are the six principles for requirements validation

(explain each one)

Answer 5

1: Involvement of the correct stakeholders
2: Separating the identification and the correction of errors
3: Validation from different views
4: Adequate change of documentation type
5: Construction of development artifacts
6: Repeated validation”

Question 6

7.5.1

What are techniques for requirements validation (3+3)

Answer 6

Three major types of reviews can be differentiated:

1. Commenting (expert opinion)
2. Inspections
3. Walk-throughs

proven themselves to be useful for requirements validation:

1. Perspective-based reading
2. Validation through prototypes
3. Using checklists for validation

Question 7

EO 7.6.1:

What are the activities for requirements negotiation

Four tasks of conflict management

Answer 7

1. Conflict identification
2. Conflict analysis
3. Conflict resolution 4.
   Documentation of the conflict resolution

Question 8

EO 7.6.2 :

What are the types of requirements conflicts (6)

Answer 8

1. Data conflict
2. Conflict of interest:
3. Conflict of value:
4. Relationship conflict:
5. Structural conflict:
6. Mixed reasons for conflicts:

Question 9

EO 7.6.3:

What are the various conflict resolution techniques (9)

Answer 9

1. Involvement of the relevant stakeholders
2. Agreement
3. Compromise:
4. “Voting
5. Definition of variants:
6. Overruling:
7. Consider-all-facts:
8. Plus-minus-interesting:
9. Decision matrix: