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Information Systems > Enterprise Architecture > Flashcards

Enterprise Architecture Flashcards

Enterprise Architecture

1
Q

What does Enterprise Architecture try to answer?

A

How does architecture fit into the corporate structure

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2
Q

Enterprise Architecture is super specific, right?

A

Nope. It’s broad.

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3
Q

Enterprise Architectures attempt to do what things?

A

Bring order to chaos.

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4
Q

Is legacy bad

A

Not necessarily

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5
Q

What is a legacy system

A

Something that’s quite old.

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6
Q

What is the average life of a business strategy?

A

Less than 12 months

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7
Q

What is the average life of an IT infastructure?

A

5-7 years

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8
Q

Name a type of ‘standard’

A

plug and play

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9
Q

Why bother about standards?

A

They allow you to work in an already established framework

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10
Q

What are the benefits of an EA

A

Cost effective
Easier to implement new business solutions
More secure and robust
An environment with standards = good for data

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11
Q

A consistent dataset is what?

A

A powerful dataset.

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12
Q

Typical IT environments are what?

A

Messy
Point-solution heavy
Difficult to maintain
Expensive and unruly

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13
Q

IT Investment is often

A

Reactive
Focused on point solutions
Poorly informed
Not robust

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14
Q

EA is a blueprint that defines what things?

A

Idealised configuration of organisations IT and systems and their connections

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15
Q

EA needs to be what?

A

Reliable, flexible, affordable

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16
Q

What is the corporate view

A

Group wide rather than division video of IT

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17
Q

What is the long view

A

long term view of IT investment

18
Q

What is end to end

A

Including all elements of design

19
Q

What do you need to know to develop an enterprise architecture?

A

Business knowledge
How IT works in enterprise
Understanding business constraints

20
Q

How do you develop EA

A
  • Spend time with business leaders

- Categorise how technology works

21
Q

What is a business focused princple?

A

Align EA with business needs

22
Q

What is independent principle

A

make the architecture independent of organisational structure

23
Q

what is standards-based

A

use standard / industry-based stuff

24
Q

what is state of the market principle

A

use solutions that are proven to work rather than bleeding edge

25
Q

what is robust, reliable, supported principle

A

adopt solutions with well-defined roadmap

26
Q

what is flexible principle

A

allows for business change

27
Q

what is reuse technology principle

A

exploit existing technology

28
Q

what is buy service first principle

A

use cloud services first, then off the shelf, then custom

29
Q

what is a public facing channel

A

functions visible outside of company (like a website)

30
Q

what is a department function

A

business functions in a single department (legacy management)

31
Q

what is a group function

A

business function used across departments (document management)

32
Q

what is technical infastructure

A

all the tech needed to run stuff (desktops)

33
Q

Does an EA need to be updated?

A

Yes. But not every month.

34
Q

What is EA perched between

A

A science and an art

35
Q

What are the four views an enterprise architecture needs to take?

A

Corporate view
Long view
End to end
Standards-based

36
Q

What are the four benefits of having an enterprise architecture?

A

Reduced costs
Faster to development
More robust
Connected

37
Q

What are the four things that can happen without an enterprise architecture?

A

Expensive, point solutions
Isolated pockets of data.
Disparate units that are hard to connect
Huge maintainability burdens

38
Q

What three things do you need to have to develop an EA?

A

Business knowledge
IT knowledge
Business constraint understanding

39
Q

What are the 5 things you should do to develop a EA?

A 
Spend time with leaders
Spend time with users
Research technology
Define ideal environment
Develop a roadmap
40
Q

What are the high level blocks of an EA

A

Public facing
Departmental functions
Group functions
Technical infrastructure

Information Systems (14 decks)

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