IT Arch 4

Question 1

IT social impacts involve many aspects of our society, for example, climate change and health care. Which one of the following is not an IT social impact? (1)

Sustainable energy consumption

Smart GP (medical doctors)

Smart phones

Smart kitchen

Answer 1

Smart phones

Question 2

Choose one right answer from the following to fill the gaps. Database Management Systems (DBMS) are software packages for managing databases, for ___, ___, and ___ data on a computer system. (1)

Storing, manipulating, retrieving

Modelling, manipulating, storing

Formatting, storing, retrieving

processed

Answer 2

Storing, manipulating, retrieving

Question 3

In the Entity Relationship model, N-ary relationships connect __ entities. Choose one right answer from the following to fill the gaps. (1)

Less than two

More than two

Less than one

None

Answer 3

More than two

Question 4

Each state diagram typically begins with a dark circle that indicates the ___ state and ends with a bordered circle that denotes the ___ state. Choose the right one from the following to fill the gaps. (1)

initial, final

first, second

primary, secondary

important, insignificant

Answer 4

initial, final

Question 5

A fully functional digital workflow provides four key benefits to a company. Which one of the following is a right key benefit? (1)

longer working hours

improved company culture

improved accountability

improved market

Answer 5

improved accountability

Question 6

Functional analysis concentrates on understanding how ___ is used by each function. Choose the right one from the following to fill the gap. (1)

Information

model

database

process

Answer 6

Information

Question 7

If the DBMS or application requirements ___, the conceptual schema can still be used as a starting point of ___ design activity. Choose the right one from the following to fill the gaps. (1)

Keep, new

Change, existing

Keep, existing

Change, new

Answer 7

Change, new

Question 8

Choose the right one from the following to fill the gaps. Stakeholders will be influenced by their particular ___ in the observed enterprise, that is, their ___. (1)

goals, actions

interest, concerns

goals, concerns

interest, actions

Answer 8

A) interest, concerns

Stakeholders’ influence in an enterprise is shaped by their interests in it, reflecting their specific concerns about the outcomes and performance of the business or project.

Question 9

Choose the right one from the following to fill the gaps. In the Business Model Canvas (BMC), Cost structure describes the ___ view of the ___ employed by the organization. (1)

financial, models

financial, means

customers, means

employees, means

Answer 9

financial, means

In the Business Model Canvas, “Cost structure” outlines the organization’s financial perspective by detailing the means and resources used

Question 10

An enterprise architecture is a coherent whole of ___, ___, and ___ that are used in the design and realization of an enterprise’s organizational structure, business processes, information systems, and infrastructure. Choose one right answer from the following to fill the gaps. (1)

principles, methods, and models

principles, objectives, and processes

goals, processes, and models

methods, processes, and models

Answer 10

principles, methods, and models

Enterprise architecture encompasses a cohesive set of principles, methods, and models

Question 11

An ontology consists of five components. Give two components and explain them

Answer 11

Concepts: Building blocks of an ontology, representing ideas in a domain.
Relations: Establish connections between concepts within the ontology, indicating how concepts are related to each other.

Question 12

Use an example to explain a stakeholder and an example.

Answer 12

Stakeholder: an individual, team, or organisation (or classes thereof) with interests in, or concerns relative to, a system. For example an investor.

Question 13

The typical information system’s lifecycle breaks down into a number of steps. Describe briefly at least two of such steps.

Answer 13

Design: Creating the system’s architecture, including hardware, software, network, and user interfaces.

Implementation: This step is about putting the system into action and making it operational. It’s like installing software or hardware.

Question 14

Use an example to briefly explain Attributes in the Entity Relationship model

Answer 14

attributes are properties or characteristics of an entity. For example, for an entity ‘Person’, attributes might include ‘Name’, ‘Age’, and ‘Address’.

Question 15

Minimality is one of the qualities to measure the conceptual models. Give a brief explanation of minimality

Answer 15

A conceptual model must use a minimal set of conceptual constructs to represent the reality

Question 16

In a Dataflow Diagram (DFD), explain what a data store can do

Answer 16

a data store represents a place where data is held for retrieval and update, acting as a repository for data between processes.

Question 17

The Balanced scorecard (BSC) proposes a three-layer structure for its four perspectives. Describe what the Learning and Growth perspective is and how to measure it.

Answer 17

The Learning and Growth perspective addresses the organization and individual ability to change and improve.
Couldbe measured by Employee satisfation.