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Test your basic knowledge |
CPRE: Certified Professional Requirements Engineering
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Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
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Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Usability
A requirement that pertains to a quality concern that is not covered by functional requirements.
Defect.
A model describing the behavior of a system or component - e.g. - by a state machine.
The capability of a system to be understood - learned - used - and liked by its users. Usability (or parts thereof) may be stated as quality requirements.
2. Standard
A uniform regulation for perceiving - manufacturing or executing something.
1. Analysis of elicited requirements in order to understand and document them. 2. Synonym for requirements engineering.
An approach for specifying the functionality of a system based on a hierarchy of dataflow diagrams. Data flows as well as persistent data are defined in a data dictionary. A context diagram models the sources of incoming and the destinations of outgo
The boundary between a system and its surrounding context.It separates the system to be developed from its environment; i.e. - it separates the part of the reality that can be modified or altered by the development process from aspects of the environ
3. Domain
A range of relevant things (for some given matter); for example - an application domain.
A requirements specification pertaining to a system. Frequently considered to be a synonym for requirements specification.
The source from which a requirement has been derived. Typical sources are stakeholders - documents - existing systems and observations.
A diagrammatic representation of a class model.
4. Quality requirement
User.
The degree to which something actually happens in the way it ought to happen. In RE - typically the degree to which a system actually enables its users to achieve their goals as stated in the system's requirements.
An approach for specifying the functionality of a system based on a hierarchy of dataflow diagrams. Data flows as well as persistent data are defined in a data dictionary. A context diagram models the sources of incoming and the destinations of outgo
A requirement that pertains to a quality concern that is not covered by functional requirements.
5. Artifact
A model that has been created with the purpose of specifying requirements.
An intermediate or final result of system development; for example - a requirements specification.
A configuration that has been released for installation and use by customers.
A systematically represented description of the properties of an entity (a system - a device - etc.) that satisfies given criteria. It may be about required properties (requirements specification) or implemented properties (e.g. - a technical product
6. Sequence diagram
A baseline for a set of requirements.
A diagram type in UML which models the interactions between a selected set of objects and/or actors in the sequential order that those interactions occur.
A model consisting of a set of classes and relationships between them.
1. A diagrammatic representation of a context model. 2. In Structured Analysis - the context diagram is the root of the data flow diagram hierarchy.
7. Model
A state machine with atomic states.
An abstract representation of an existing reality or a reality to be created.
A delimitable characteristic of a system that provides value for stakeholders. Normally comprises several requirements and is used for communicating with stakeholders on a higher level of abstraction and for expressing variable or optional characteri
A kind of review where the artifact under review is inspected by a group of experts according to given criteria. The experts' findings are then collected and consolidated.
8. Context model
1. In general: The network of thoughts and meanings needed for understanding phenomena or utterances. 2. Especially in RE: The part of a system's environment being relevant for understanding the system and its requirements. Context in the second mea
A diagrammatic representation of a class model.
Cardinality.
A model describing a system in its context.
9. Defect
A systematically represented description of the properties of an entity (a system - a device - etc.) that satisfies given criteria. It may be about required properties (requirements specification) or implemented properties (e.g. - a technical product
A committee that supervises a project.
A stable - change-controlled configuration of artifacts. Baselines serve for release planning and release definition as well as for project management purposes such as effort estimation.
A spot in an artifact that is incorrectly described or crafted. Synonym: fault - bug.
10. State machine
The rules for constructing structured signs in a language.
A description of the interactions possible between actors and a system that - when executed - provide added value. They specify a system from a user's (or other external actor's) perspective: every use case describes some functionality that the syste
(1) process- orientation - (2) stakeholder focus - and (3) importance of risk and value considerations.
A model describing the behavior of a system or component by a finite set of states and state transitions. State transitions are triggered by events and can in turn trigger actions and new events.
11. Validation (of requirements)
12. User
A description of the interactions possible between actors and a system that - when executed - provide added value. They specify a system from a user's (or other external actor's) perspective: every use case describes some functionality that the syste
A person who uses the functionality provided by a system. Also called end user.
An artificial language that has been created for expressing specifications.
1. A condition or capability needed by a user to solve a problem or achieve an objective 2. A condition or capability that must be met or possessed by a system or system component to satisfy a contract - standard - specification - or other formally i
13. Verifiability (of requirements)
The degree to which the fulfillment of a requirement by an implemented system can be checked - e.g. - by defining acceptance test cases - measurements or inspection procedures.
The capability of an artifact to adhere to standards - regulations - laws - or other formally imposed documents. Systems frequently need to comply with standards - regulations - and laws constraining the domain where the system is deployed. Such com
The process of managing existing requirements and requirements related artifacts. Includes particularly storing - changing and tracing of requirements traceability).
Traceability of a requirement back to its origin.
14. Phrase template
A template for the syntactic structure of a phrase that expresses an individual requirement in natural language
A diagrammatic representation of a state machine.
A systematically represented description of the properties of an entity (a system - a device - etc.) that satisfies given criteria. It may be about required properties (requirements specification) or implemented properties (e.g. - a technical product
A diagram modeling the functionality of a system or component by processes (also called activities) - data stores and data flows. Incoming data flows trigger processes which then consume the received data - transform them - read/write persistent data
15. Requirements engineering (RE)
A diagram type in UML that models the actors and the use cases of a system. The boundary between the actors and the use cases constitutes the system boundary.
A consistent set of logically coherent units. The units are individually identifiable artifacts or parts of artifacts (e.g. - requirements) in at most one version per unit.
A systematic and disciplined approach to the specification and management of requirements with the following goals: (1) Knowing the relevant requirements - achieving a consensus among the stakeholders about these requirements - documenting them accor
A person or organization who receives a product or service. Also see stakeholder.
16. Statechart
There are several kinds of requirements. Requirements Engineering is primarily concerned with system requirements. Beyond that - there are project requirements and process requirements. Requirements are typically sub-classified into functional requir
The range of things that can be shaped and designed when developing a system.
A diagram modeling the functionality of a system or component by processes (also called activities) - data stores and data flows. Incoming data flows trigger processes which then consume the received data - transform them - read/write persistent data
A state machine having states that are hierarchically and/or orthogonally decomposed.
17. Requirement (original IEEE definition)
1. A condition or capability needed by a user to solve a problem or achieve an objective 2. A condition or capability that must be met or possessed by a system or system component to satisfy a contract - standard - specification - or other formally i
A person who uses the functionality provided by a system. Also called end user.
Those parts of the real world that are relevant for determining the context of a system.
A requirements specification pertaining to a system. Frequently considered to be a synonym for requirements specification.
18. Customer
A configuration that has been released for installation and use by customers.
A person or organization who receives a product or service. Also see stakeholder.
A kind of review where the author of an artifact under review walks a group of experts systematically through the artifact. The experts' findings are then collected and consolidated.
The degree to which a requirement expresses the stakeholders' true desires and needs (i.e. - those they had actually in mind when stating the requirement).
19. State charts
Traceability of a requirement forward to its implementation in design and code - RS stands for requirements specification.
The meaning of a sign or a set of signs in a language.
State machines having states that are hierarchically and/or orthogonally decomposed.
A diagram type in UML which models the flow of actions in a system or in a component including data flows and areas of responsibility where necessary.
20. System boundary
The boundary between a system and its surrounding context.It separates the system to be developed from its environment; i.e. - it separates the part of the reality that can be modified or altered by the development process from aspects of the environ
Documents the importance of a requirement in comparison to other requirements according to given criteria.
1. In general: an element or set of elements that may stand for any conceivable item - e.g. - a system - a part of reality - a thing - an organization - a process - etc. 2. In entity-relationship-modeling: an individual object which has an identity a
The process of assessing whether a system satisfies all its requirements.
21. Tool (in software engineering)
Documents the importance of a requirement in comparison to other requirements according to given criteria.
A range of relevant things (for some given matter); for example - an application domain.
A (software) system that helps develop - operate and maintain systems. In RE - tools support requirements management as well as modeling - documenting - and validating requirements.
The degree to which a requirement is expressed such that it cannot be understood differently by different people.
22. Requirements source
An intermediate or final result of system development; for example - a requirements specification.
A quality requirement or a constraint. Performance requirements may be regarded as another category of non-functional requirements. In this glossary - performance requirements are considered to be a sub-category of quality requirements. Synonym: Extr
A certain perspective on the requirements of a system. Typical viewpoints are perspectives that a stakeholder or stakeholder group has (for example - an end user's perspective or an operator's perspective). However - there can also be topical viewpoi
The source from which a requirement has been derived. Typical sources are stakeholders - documents - existing systems and observations.
23. System context
24. Requirements engineer
The degree to which the information contained in an artifact is probably true. In RE - correctness is frequently used as a synonym for adequacy.
A person who - in collaboration with stakeholders - elicits - documents - validates - and manages requirements.
A certain perspective on the requirements of a system. Typical viewpoints are perspectives that a stakeholder or stakeholder group has (for example - an end user's perspective or an operator's perspective). However - there can also be topical viewpoi
A systematically represented description of the properties of an entity (a system - a device - etc.) that satisfies given criteria. It may be about required properties (requirements specification) or implemented properties (e.g. - a technical product
25. Requirements management
A systematically represented description of the properties of an entity (a system - a device - etc.) that satisfies given criteria. It may be about required properties (requirements specification) or implemented properties (e.g. - a technical product
A document consisting of a requirements specification. Frequently used as a synonym for requirements specification.
The process of checking whether documented requirements match the stakeholders' needs.
The process of managing existing requirements and requirements related artifacts. Includes particularly storing - changing and tracing of requirements traceability).
26. Post-RS traceability
The ease with which a software system can be modified to correct faults or adapt the system to changing needs. Maintainability may be stated as a quality requirement
Traceability of a requirement forward to its implementation in design and code - RS stands for requirements specification.
An approach for specifying the functionality of a system based on a hierarchy of dataflow diagrams. Data flows as well as persistent data are defined in a data dictionary. A context diagram models the sources of incoming and the destinations of outgo
A discrepancy between an observed behavior or result and the specified behavior or result. An error typically is a symptom for the existence of a fault or defect in some artifact. In colloquial English - there is sometimes no distinction between the
27. Requirements document
1. A description of a potential sequence of events that lead to a desired (or unwanted) result. 2. An ordered sequence of interactions between partners - in particular between a system and external actors. May be a concrete sequence (instance scenari
The capability of a system to be understood - learned - used - and liked by its users. Usability (or parts thereof) may be stated as quality requirements.
A document consisting of a requirements specification. Frequently used as a synonym for requirements specification.
An intermediate or final result of system development; for example - a requirements specification.
28. Fault
Defect.
The ease with which a software system can be modified to correct faults or adapt the system to changing needs. Maintainability may be stated as a quality requirement
1. In general: The network of thoughts and meanings needed for understanding phenomena or utterances. 2. Especially in RE: The part of a system's environment being relevant for understanding the system and its requirements. Context in the second mea
A discrepancy between an observed behavior or result and the specified behavior or result. An error typically is a symptom for the existence of a fault or defect in some artifact. In colloquial English - there is sometimes no distinction between the
29. View
A kind of review where the artifact under review is inspected by a group of experts according to given criteria. The experts' findings are then collected and consolidated.
Requirements elicitation.
A test that assesses whether a system satisfies all its requirements.
An excerpt from an artifact - containing only those parts one is currently interested in. A view can abstract or aggregate parts of the artifact.
30. Change request
A model consisting of a set of classes and relationships between them.
In RE: A well-argued request for changing one or more baselined requirements.
A baseline for a set of requirements.
State machines having states that are hierarchically and/or orthogonally decomposed.
31. Multiplicity
Cardinality.
A verb characterizing the required action in a requirement written in natural language.
A range of relevant things (for some given matter); for example - an application domain.
A kind of review where the author of an artifact under review walks a group of experts systematically through the artifact. The experts' findings are then collected and consolidated.
32. Customer requirements specification
33. Performance requirement
A certain perspective on the requirements of a system. Typical viewpoints are perspectives that a stakeholder or stakeholder group has (for example - an end user's perspective or an operator's perspective). However - there can also be topical viewpoi
A requirement describing a performance characteristic (timing - speed - volume - capacity - throughput...). Is regarded in this glossary as a sub-category of quality requirements - but can also be considered as a non-functional requirements category
The capability of a system to continue normal operation despite the presence of (hardware or software) faults. Fault tolerance may be stated as a quality requirement.
Requirements elicitation
34. Finite state automaton
1. A description of a potential sequence of events that lead to a desired (or unwanted) result. 2. An ordered sequence of interactions between partners - in particular between a system and external actors. May be a concrete sequence (instance scenari
A state machine with atomic states.
A model describing the behavior of a system or component by a finite set of states and state transitions. State transitions are triggered by events and can in turn trigger actions and new events.
A graphic representation of an entity-relationship model. Abbreviation: ERD
35. Context diagram
A characteristic property of an entity.
Something which is formal to some extent - but not completely. An artifact is called semi-formal if it contains formal parts - but isn't formalized totally. Typically - a semi-formal artifact has a defined syntax - while the semantics is partially de
1. A diagrammatic representation of a context model. 2. In Structured Analysis - the context diagram is the root of the data flow diagram hierarchy.
A (software) system that helps develop - operate and maintain systems. In RE - tools support requirements management as well as modeling - documenting - and validating requirements.
36. Supplier
A structured set of signs for expressing and communicating information. Signs are elements that are used for communication: expressions in a language - symbols - gestures - etc.
A person or organization who delivers a product or service to a customer.
The process of managing existing requirements and requirements related artifacts. Includes particularly storing - changing and tracing of requirements traceability).
State machines having states that are hierarchically and/or orthogonally decomposed.
37. Modeling language
User.
A language for expressing models of a certain kind. May be textual - graphic - symbolic or some combination thereof.
A certain perspective on the requirements of a system. Typical viewpoints are perspectives that a stakeholder or stakeholder group has (for example - an end user's perspective or an operator's perspective). However - there can also be topical viewpoi
A baseline for a set of requirements.
38. Goal model
A baseline for a set of requirements.
A kind of review where the author of an artifact under review walks a group of experts systematically through the artifact. The experts' findings are then collected and consolidated.
A consistent set of logically coherent units. The units are individually identifiable artifacts or parts of artifacts (e.g. - requirements) in at most one version per unit.
A model that represents the goals of something as an ordered structure of sub-goals.
39. Security
The capability of a system to protect (a) its data and resources against unauthorized use and (b) its legitimate users against denial of service.
Requirements elicitation
User.
A requirements specification pertaining to a software system. Abbreviation: SRS
40. Kind of requirement
1. In general: A principle for ordering and structuring. 2. In Informatics: A coherent - delimitable set of components that - by coordinated action - provides services. Requirements Engineering is concerned with the specification of requirements for
The degree to which a set of inherent characteristics of an entity fulfills requirements. The entity may be a system - service - product - artifact - process - person - organization - etc. An inherent characteristic is a distinguishing feature of or
There are several kinds of requirements. Requirements Engineering is primarily concerned with system requirements. Beyond that - there are project requirements and process requirements. Requirements are typically sub-classified into functional requir
If an entity exists in multiple - time-ordered occurrences - where each occurrence has been created by modifying one of its predecessors - every occurrence is a version of that entity.
41. Viewpoint
42. UML
Cardinality.
Abbreviation for Unified Modeling Language - a standardized language for modeling problems or solutions.
A description of the interactions possible between actors and a system that - when executed - provide added value. They specify a system from a user's (or other external actor's) perspective: every use case describes some functionality that the syste
A model that represents the goals of something as an ordered structure of sub-goals.
43. Priority (of a requirement)
A model describing the behavior of a system or component - e.g. - by a state machine.
The capability of an artifact to adhere to standards - regulations - laws - or other formally imposed documents. Systems frequently need to comply with standards - regulations - and laws constraining the domain where the system is deployed. Such com
The degree to which something actually happens in the way it ought to happen. In RE - typically the degree to which a system actually enables its users to achieve their goals as stated in the system's requirements.
Documents the importance of a requirement in comparison to other requirements according to given criteria.
44. Version (of an entity)
1. In general: an element or set of elements that may stand for any conceivable item - e.g. - a system - a part of reality - a thing - an organization - a process - etc. 2. In entity-relationship-modeling: an individual object which has an identity a
If an entity exists in multiple - time-ordered occurrences - where each occurrence has been created by modifying one of its predecessors - every occurrence is a version of that entity.
1. A diagrammatic representation of a context model. 2. In Structured Analysis - the context diagram is the root of the data flow diagram hierarchy.
1. In general: A principle for ordering and structuring. 2. In Informatics: A coherent - delimitable set of components that - by coordinated action - provides services. Requirements Engineering is concerned with the specification of requirements for
45. Process verb
The ease with which a software system can be modified to correct faults or adapt the system to changing needs. Maintainability may be stated as a quality requirement
A test that assesses whether a system satisfies all its requirements.
The capability of a system to continue normal operation despite the presence of (hardware or software) faults. Fault tolerance may be stated as a quality requirement.
A verb characterizing the required action in a requirement written in natural language.
46. Scope (of a system)
The range of things that can be shaped and designed when developing a system.
A certain perspective on the requirements of a system. Typical viewpoints are perspectives that a stakeholder or stakeholder group has (for example - an end user's perspective or an operator's perspective). However - there can also be topical viewpoi
A requirement that limits the solution space beyond what is necessary for meeting the given functional requirements and quality requirements.
The capability of a system to be understood - learned - used - and liked by its users. Usability (or parts thereof) may be stated as quality requirements.
47. Behavior Model
A term looking identical to another term - but having a different meaning. For example - bill as a bank note and bill as a list (of materials) are homonyms.
The rules for constructing structured signs in a language.
A model describing the behavior of a system or component - e.g. - by a state machine.
A diagram type in UML which models the flow of actions in a system or in a component including data flows and areas of responsibility where necessary.
48. Class diagram
Traceability of a requirement back to its origin.
A model describing a system in its context.
Requirements source
A diagrammatic representation of a class model.
49. End user
The degree to which the information contained in an artifact is probably true. In RE - correctness is frequently used as a synonym for adequacy.
User.
Requirements elicitation
A language for expressing models of a certain kind. May be textual - graphic - symbolic or some combination thereof.
50. Requirement (modern definition)
The degree to which something actually happens in the way it ought to happen. In RE - typically the degree to which a system actually enables its users to achieve their goals as stated in the system's requirements.
A formally organized endeavor for checking an artifact by a group of experts. Checking may be performed with respect to both contents and conformance.
1. A need perceived by a stakeholder 2. A capability or property that a system shall have 3. A documented representation of a need - capability or property.
The degree to which a set of inherent characteristics of an entity fulfills requirements. The entity may be a system - service - product - artifact - process - person - organization - etc. An inherent characteristic is a distinguishing feature of or