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Business Sarfaraz > Chapter 10 - Establishing the Requirements > Flashcards

Chapter 10 - Establishing the Requirements Flashcards

1
Q

At what stage are the largest proportion of errors introduced into an IT project?

A

Requirements analysis

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2
Q

What are typical problems with requirements?

A

Lack of clarity

Conflicts

Uncertainty amongst business users about what they need

Business users failing to identify all requirements

Business users and analysts taking knowledge for granted

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3
Q

What is a duckrabbit?

A

Different views of the same business depending on perspectives

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4
Q

What are the stages of Requirements Engineering?

A

Requirements elicitation

Requirements analysis

Requirements validation

Requirements documentation

Requirements Management

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5
Q

What is Requirements Elicitation?

A

Drawing out information and requirements from the business stakeholders.

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6
Q

What is Requirements Analysis?

A

Scrutinise initial requirements list to ensure they are well formed and align with business objectives.

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7
Q

What is Requirements Validation?

A

External stakeholders review requirements to sign off

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8
Q

What is Requirements documentation ?

A

Development of well-organised requirements document.

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9
Q

What is Requirements management?

A

Activities needed to manage any changes to the requirements.

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10
Q

What is explicit knowledge?

A

Can easily be articulated and is at the front of user’s mind

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11
Q

What is tacit knowledge?

A

Aspects of work a user is unable to explain or articulate.

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12
Q

Give examples of common individual tacit knowledge

A

Skills

Taken-for-granted information

Front-story/back-story - giving more positive view than is actually the case.

Conceptualising Requirements for new business system

Cultural and language differences

Intuitive understanding

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13
Q

Give examples of common organisational tacit knowledge

A

Norms of behaviour/comms

Organisational culture

Organisation stories

Formal and informal networks

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14
Q

Give examples of individual explicit knowledge

A

Task definitions

Job descriptions

Targets

Volumes

Frequencies

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15
Q

Give examples of explicit organisational knowledge

A

Procedures

Style guides

Knowledge sharing repositories

Manuals

Company reports

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16
Q

Give examples of Requirements Elicitation methods for uncovering tacit knowledge

A

Apprentice

Observe

Recount

Enact

17
Q

What techniques are covered by Apprentice?

A

Shadowing

Protocol analysis

18
Q

What techniques are covered by Observe?

A

Observation

Shadowing

19
Q

What techniques are covered by Recount?

A

Story-telling

Scenario

20
Q

What techniques are covered by Enact?

A

Prototype

Scenario role-play

21
Q

What is the purpose of the Requirements list?

A

Ensure everything is documented and source identified

22
Q

What models can be used in Requirements analysis to ensure requirements are in scope?

A

Use case diagram

Business process model

Data model

23
Q

What tasks are included in Requirements Analysis?

A

Categorisation of Requirements

Models of requirements elicited

Filters to ensure requirements are well defined

24
Q

What four categories should Requirements be put in?

A

General (business)

Technical

Functional

Non-functional

25
Q

What filters should be used to examine requirements?

A

Overlap/duplicates

Unraveling multiple requirements

Confirming relevance

Feasibility evaluation (technical, business, financial)

Removing conflicts

Checking for solutions (pre-determined)

Quality

26
Q

What quality criteria should be applied to requirements?

A

Clear

Concise

Consistent

Relevant

Unambiguous

Correct

Testable

Traceable

27
Q

What are the potential outcomes of requirements analysis?

A

Accept requirement

Re-word to remove jargon/ambiguity

Merge duplicated/overlapping

Split into individual entries

Take unclear, ambiguous or conflicting requirements back to users for clarification

28
Q

What representatives should be included in review group for Requirements Validation?

A

Business sponsor

Business owners of requirements

Subject matter expert

Developers

Testers

PMO for compliance

29
Q

What are the there possible outcomes to a Requirements review?

A

Document confirmed as satisfactory

Document requires some amendment

Document requires significant re-work

30
Q

What is the difference with Requirements Elicitation when using agile development?

A

Agile evolves requirements during development so not as much detail is specified in advance.

31
Q

What questions should be answered in User Stories?

A

Who?
What?
Why?

Business Sarfaraz (14 decks)

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