IREB Online Practice Questions and Answers

You are project manager for a system that your company is creating for the military in the field of logistics. A requirements engineer has been assigned to your project but does not have all the desirable skills for this role. In respect to the attributes of the requirements engineer, which of the following statements implies the greatest risk for the requirements engineering? (1 Point)

A. The requirements engineer is not familiar with the military ranks and so cannot deal adequately with the hierarchical sensitivities.

B. The requirements engineer does not have detailed knowledge of the military norms and standards that should be applied to the system.

C. The requirements engineer has no solid project management training.

D. The requirements engineer is introverted and has no knowledge of requirements elicitation and documentation.

Which of the following statements best characterizes the relationship between a requirements engineer and a stakeholder in the role of a tester? (1 Point)

A. The requirements engineer delivers input for the work of the stakeholder.

B. The output from the requirements engineer is managed by the stakeholder.

C. The stakeholder delivers input for the requirements engineer.

D. The stakeholder monitors the work of the requirements engineer.

E. The work of the requirements engineer is not related to the role of the stakeholder.

Which sentence best characterises the term "stakeholder"? (1 Point)

A. The external actors interacting with a system and the technical interfaces to surrounding systems are designated as stakeholders.

B. Stakeholders are persons and organisations affected by the development and the use of the system or of the product.

C. Stakeholders are special interest representatives who are responsible for the approval of the first project phase.

D. A stakeholder is responsible for the administration of the software development environment.

You model invoices and invoice items with a UML class diagram. Explanation: The total amount of an invoice is calculated by summing up all individual invoice items. This means that an invoice showing 5 article prices contains 5 invoice items. What model element most accurately describes the relationship between invoice and invoice items? (1 Point)

A. Composition

B. Aggregation

C. Generalisation

D. Association

For an interview, you have prepared a use case diagram for the system to be specified. You decide to talk through a use case in detail with the stakeholder. You receive very useful feedback which must now be documented. Which of the following means of expression is least suitable to document the details of a single use case? (1 Point)

A. State diagram

B. Activity diagram

C. Natural language

D. Context diagram

E. Class diagram

One activity in managing requirements includes prioritization of the requirements. Which of the following criteria is not a sensible criterion for prioritization? (1 Point)

A. The impact on the existing operational system (operating environment)

B. The influence on the overall success of the business

C. The effort for the validation of the requirements

D. The costs resulting from the implementation of the requirements

E. Which requirements must be implemented in which release

Which of the following elements are elements of a state diagram and which are not? Please indicate true or false.

A. A

B. B

C. C

D. D

E. E

F. F

G. G

H. H

I. I

J. J

Listed below you will find four reasons why different views of individual components of the requirements are used instead of a single view displaying all the requirements and attributes. Which of the following reasons are true and which are false? (2 Points)

A. A

B. B

C. C

D. D

E. E

F. F

G. G

H. H

One task of the requirements engineer is negotiation of requirements. At this point, conflicts between the stakeholders may be discovered. These must then be resolved. In this process, a differentiation is made between various kinds of conflict. Which two of the listed conflicts are least suitable for handling by the requirements engineer? (1 Point)

A. Subject matter conflict

B. Value conflict

C. Architectural conflict

D. Cost conflict

E. Structural conflict

Validating requirements is one of the main activities of requirements engineering. Which four of the following techniques are suitable for requirements validation? (2 Points)

A. Stakeholder analysis

B. Walk through

C. Ranking

D. Monitoring

E. Decomposition

F. Apprenticing

G. Generalization

H. Validation by using an interface prototype

I. Perspective-based reading

J. Inspection

K. Visualization