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Infosys 220 > . > Flashcards

. Flashcards

1
Q

5 IS components?

A

Hardware, software, data, people, processes

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2
Q

Responsibility of a BA?

A

Main communication with stakeholders and gather the stakeholder requirements of the project.

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3
Q

What is a stakeholder?

A

Someone who will be affected by the change within a system.

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4
Q

Describe the Planning Phase

A

Understand the problem and opportunities of for a system and proposing a potential solution. Involves feasibility analysis and fact finding.

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5
Q

Describe the Analysis Phase

A

Understanding the needs and requirements and what the new system should do.

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6
Q

Describe the Design Phase

A

Designing the system components and how the system should be built in order to meet stakeholder needs and requirements.

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7
Q

Describe the Implementation Phase

A

Building the system and all 5 IS Components need to be created.

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8
Q

What is a Project Champion?

A

Informal role, promotes the project and provides resources.

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9
Q

What is a Project Sponsor?

A

Formal role and project owner.

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10
Q

What does a stakeholder analysis help with?

A

Identifying stakeholders as well as how important each of them are.

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11
Q

Causes of lack of engagement from stakeholders?

A

Failure to engage stakeholders
Failure to see project from stakeholder perspective
Allowing a stakeholder group to dominate decisions
New system may lead to fears of being replaced.

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12
Q

Other types of SDLC Methodologies

A

Waterfall, Spiral, V-Shaped, Iterative and Agile

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13
Q

What is the purpose of prioritising requirements

A

To rank requirements in importance of stakeholders and focus on critical requirements.

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14
Q

3 Factors Influencing requirements prioritisation

A

Benefits, Penalties and Cost

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15
Q

What is Elicitation of requirements?

A

Collecting requirements of the system from stakeholders. Also includes functional and nonfunctional requirements

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16
Q

What are business needs?

A

Goals, opportunities and problems that a business is trying to solve

17
Q

What are business requirements?

A

Solution to the problems that a business faces.

18
Q

What is a Use Case Model?

A

A functional requirement of a system from the perspective of the user of the system

19
Q

What is an Actor?

A

The role that a user plays interacting with the system.

20
Q

What is association?

A

A solid line connecting an actor to a use case.

21
Q

What is does ‘extend’ mean?

A

Is a function reaction if a condition is met.

22
Q

What does generalisation mean?

A

Refers to inheritance meaning the child will inherit the capabilities of its parents.

23
Q

What is a activity diagram

A

To model a task and to describe the functions of a system represented by a use case.

24
Q

What does a SWOT Analysis do?

A

Identifies the situation a business is currently in

25
Q

What is a scope creep

A

Tendency for a project to grow beyond their original bounds.

26
Q

What is purpose of a feasibility analysis?

A

Analysing if it is worth doing the project.

27
Q

What are the 3 types of feasibilities?

A

Economic, Technological and Organisational

28
Q

What is the purpose of a process analysis?

A

Assessment of a processes effectiveness and efficiency, and ability to identify opportunities for change.

29
Q

What are the two types of Data-Flow diagrams

A

Context Level Diagram and Level 0 Diagram

30
Q

What are functional requirements

A

Processes the system should perform.

31
Q

What are non-functional requirements

A

Behavioural properties the system must have.

32
Q

What is the primary actor?

A

Uses the system to achieve a goal

33
Q

What is the secondary actor?

A

The system needs assistance to achieve the primary actor’s goals

34
Q

Why should assumptions be written down

A

Show risk or failure, help understand desired outcome.

Infosys 220 (1 decks)

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