IREB_CPRE_FL Online Practice Questions and Answers

Your company works intensively with models in requirements engineering and uses UML for the description of models. Which three capabilities should a modeling tool possess in order to be able to create traceable models in the requirements engineering? (3 Points)

A. The model elements can be stored under version control

B. The models are checked for conformity with the UML definition

C. The model is exported in the XML format

D. Every model element must possess an ID

E. Model elements can be linked via hyperlinks

F. The modeling tool creates reports suitable for management

Which two pieces of information should always be recorded in the stakeholder list? (1 Point)

A. Importance of the stakeholders

B. Role designation

C. Length of service with a company

D. Disciplinary superior

E. References to previously conducted projects

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

A requirement specification includes a description of the properties of the requirement. Which of the properties listed below can be used as requirement attributes and which cannot? Please indicate true or false. (2 Points)

A. A, C, E, G, I

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.

At a technical college, each student is supervised by a lecturer. Some lecturers supervise several students, some none.

Which of the following class diagrams best shows this student-lecturer relationship? (2 Points)

A. Option A

B. Option B

C. Option C

D. Option D

You model invoices and invoice items with a UML class diagram. 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

You carry out modelling of requirements with a use case diagram. Which answer best describes its prospective modelling elements? (1 Point)

A. Objects, activities and associations

B. Actors, messages and activities

C. Objects, use cases and activities

D. Actors, use cases and associations

The activity diagram below shows a simplified order processing procedure. Which of the following statements is correct for this flow? (2 Points)

A. The flow is not modelled correctly, since no condition (branch)should be present within a fork.

B. The flow is modelled correctly: the goods branch as well as the export and domestic order branch are processed in parallel to one another.

C. The flow is not modelled correctly, since the branches for the domestic and export orders must be consolidated via a diamond symbol.

D. The flow is modelled correctly and the "issue invoice" activity is conducted after the "compile goods" activity.

As input for the system development, the Board of Directors of an automotive manufacturer has specified the following goals:

1.

The infotainment system should be easy to operate.

2.

The user must be able to operate the system without becoming distracted from the road traffic.

3.

The system should function without an additional power source.

4.

The system should be configurable for various models of car.

With which two approaches can these goals be detailed and refined best? (2 Points)

A. Clear specification of the goals with the help of use casesand the associated activity diagrams.

B. Documentation of the goals in a sequence diagram.

C. Decomposition of the goals with the help of goaltrees, in order to obtain more concrete goals.

D. Formulation of other goals, since the given goals are not feasible.