Week 10 Flashcards

1
Q

What is cognitive bias?

A

Cognitive biases are errors in our thinking which influence our decision-making processes

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2
Q

What is confirmation bias?

A

The tendency to search for, interpret, focus on and remember information in a way that confirms one’s preconceptions.

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3
Q

What is choice-supportive bias?

A

the tendency to retroactively ascribe positive
attributes to an option one has selected and/or to demote the non selected
options.

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4
Q

In Game theory, what are the attributes of a finite game?

A
  • Objective are well defined
  • Rules are well defined
  • Competitors are well defined
  • There is a start, middle and end to the Game
  • There is a winner, and therefore a looser
  • The thinking is behind you, now its muscle
    memory
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5
Q

In Game theory, what are the attributes of a. infinite game?

A
  • Objective are poorly defined
  • Rules are not defined
  • Competitors are not defined
  • There is no start, middle and end to the Game
  • There is no winner, only being ahead or behind
  • The thinking is a head of you! – More difficult
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6
Q

What is The Nash Equillibrium?

A

Nash Equilibrium drives the decisions in a finite game.

• A Nash Equilibrium is a set of strategies, one for each player such that no player has incentive to change his or her strategy given what the other
player is doing.

• A Nash equilibrium is a law that no one would want to break even if there is the absence of police.

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7
Q

What is the short-term mindset?

A
  • Natural tendency ( I want things now !!)
  • Instant delivery environment
  • Political preference
  • Self interest prevalent

Make decisions based on Interests (Finite Game)

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8
Q

What is long-term thinking?

A
  • Requires Discipline
  • Considers next generation
  • Requires participation internally and externally
  • Leaders (and Engineers) initiate by example

Requires Decision Making through Values and
Morals (Infinite game)

Note:
-Must be incorporated into society not just
Engineers
-Political pressure should set example for
society to follow
- This should be obvious as the same rules
dictate our life expectancy.

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9
Q

What is Asset Management?

A

Asset management is a systematic process of deploying, operating, maintaining, upgrading, and disposing of assets cost-effectively (From wikipedia)

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10
Q

What is the objective to Sustainable Management of Infrastructure?

A

To provide the desired level of service in the most cost effective manner for present and future customers.

  • About figuring out the best way to use our limited resources
  • Based on performance goals
  • Something most agencies are already doing
  • Dependent on sufficient, accurate data
  • Focused on long term effects of short term solutions
  • A necessity, if we are really going to do more with less
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11
Q

Why do we need Infrastructure?

A

Ageing infrastructure (biggest problem)

Preserving investments

Congestion

Economic Growth

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12
Q

What are the Benefits of Asset Management? (Exam)

A

Performance and cost effectiveness:

  • Deliver policy goals and objectives
  • Lower long-term costs for infrastructure preservations
  • Improved performance and service to customers
  • Flexibility to make decisions based on performance

Communication, accountability and credibility:

  • Improved communication and collaboration within agency, across agencies, and with customers
  • Improve credibility and accountability for decisions
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13
Q

What are the benefits of sustainable management infrastructure (SMI)?

A
  • Improved understanding of service level options, costs and risks
  • Improve decision making based on benefits and costs of alternatives
  • Communicate and justify funding requirements to internal and external parties
  • Demonstrate responsible stewardship of assets
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14
Q

What is Level of Service (LOS)?

A

Levels of Service(LOS) are the outputs a customer receives from a organisation.

  • Describes what the organisation is tending to deliver
  • Commonly associated with traffic, but LOS applies to much, much more.
  • Commonly related to service attributes: quality, reliability, responsiveness, sustainability accessibility and cost.
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15
Q

How do we measure LOS?

A
S-pecific
M-easurable
A-chievable
R-elevant
T-ime bound
E-valuation
R-e assess
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16
Q

What are the limitations of the Strategic Plan (Long term thinking)?

A

A lot of ‘Guess Work

  • Models are only as good as the data
  • Data does not account for Black Swan Events
  • Context can change rapidly
  • Flexibility/mobility to change is always an important consideration.
17
Q

What should all AM systems have in common?

A

Principles of Asset Management:

  • Policy Driven
  • Performance Based
  • Options Evaluated
  • Decisions based on quality information
  • Clear accountability
18
Q

Common Consumer LOS that are used for pavements (roadways)?

A
  • Safe surface to travel on.
  • Smooth surface to travel on.
  • Surface for a comfortable driving experience.
  • User Experience
19
Q

Common Technical LOS that are used for pavements (roadways)?

A
  • Structure that protects the subgrade from excessive stresses.
  • Structure that protects the subgrade from moisture.
  • Structure that provides skid resistance.
  • Structure that protects out local services. E.g.: drinking water , waste water, power and internet.
20
Q

Why is chip seal used commonly in New Zealand?

A

. Chip sealing is cheaper than asphalt concrete or a Portland Cement concrete
pavement, but not as long-lasting.
• In New Zealand we do not have the traffic volume to justify using more
expensive techniques on our highways.
• New Zealand is a world leader in using a chip seal surface over a granular
base.
• In New Zealand chip seal is treated as an engineering material unlike in the
US where it is still considered an art.

21
Q

Pavements - What are some technical measures?

A
Quality
Quantity
Availability
Legislative requirements
Maintainability
Asset reliability
Capacity
Environmental impacts
Cost/affordability
Comfort
Safety
22
Q

Pavements - What are some functional measures (Consumer)?

A
Customer service
Facilities
Responsiveness
Willingness to help
Assurance
Trust and confidence
Empathy
Caring
23
Q

What is the Zachman Framework?

A

Zachman framework is a “thinking tool” to help understand many complex IT related issues.

• It helps in organising development thoughts
• It also helps in developing strategies for creating flexible and agile enterprises
• By filling the cells of the Zachman matrix, information systems are
automatically aligned with managements corporate goals

24
Q

System Architecture Patters: What are Independent Systems?

A
  1. Independent Systems ‐ Do not share any processes or data
25
Q

System Architecture Patters: What are Interfaced Systems?

A
  1. Interfaced Systems ‐ Simply connected systems or subsystems that can exchange information across the common boundary which they share. Systems share data but no processes
26
Q

System Architecture Patters: What are Interoperable Systems?

A
  1. Interoperable Systems - Provide and accept services from other systems
    and use the services exchanged to enable them to operate effectively
    together. Systems share limited processes and data.
27
Q

System Architecture Patters: What are Integrated Systems?

A
  1. Integrated Systems ‐ Tightly coupled interconnection of different, highly specialized devices, subsystems or systems, into a broader system providing complex functions which require close interactions between it’s components. Systems share many processes and data.
28
Q

What is a Conceptual Data Model?

A

This may include a high level definition of the main model entities and the relationships between them.

A “High‐Level Data Model” is generally synonymous with a “Conceptual Data Model”.

29
Q

What is a Logical Data Model?

A

• Includes a more detailed design and is generally
seen as an intermediary between Conceptual and Physical design.
• It will include more specific information that will
allow coding within a database, without necessarily including specific details that might facilitate coding within one particular DBM.
• It typically includes a draft of the Data Dictionary and CRUD (create, read, update and delete) matrices.

30
Q

What is a Physical Data Model?

A

This may include specifics that facilitate coding within a specific database management system(DBMS), including for example, internal storage structures, access paths and file organisations.