EAT810S - ENTERPRISE ARCHITECTURE - 1ST OPP - JUNE 2023


EAT810S - ENTERPRISE ARCHITECTURE - 1ST OPP - JUNE 2023



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nAmI BI A unIVE RSITY
OF SCIEnCE Ano TECHnOLOGY
FACULTY OF COMPUTING AND INFORMATICS
DEPARTMENT OF INFORMATICS
QUALIFICATION: BACHELOR OF INFORMATICS HONOURS (WEB INFORMATICS, BUSINESS
INFORMATICS)
COURSE: ENTERPRISE ARCHITECTURE
COURSE CODE: EAT810S
QUALIFICATION CODE: 0SBIFH, 0SBIHB
LEVEL: 8
SESSION: JUNE 2023
DURATION: 3 HOURS
PAPER: THEORY
MARKS: 70
FIRST OPPORTUNITY EXAMINATION QUESTION PAPER
.
EXAMINER(S) Dr lrja Shaanika
MODERATOR Dr Michael Twum-Darko
1. Answer ALL the questions.
2. Write clearly and neatly.
3. Number the answers clearly.
INSTRUCTIONS
PERMISSIBLE MATERIALS
None.
THIS QUESTION PAPER CONSISTS OF 5 PAGES
(Excluding this front page)

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Section A: True and False Questions
1 mark for each question
[10 marks]
1 Small companies can operate in the modern competitive environment without leveraging
the support provided by information systems.
2 Various parameters of hardware equipment have been constantly growing at an
exponential rate.
3 Firms that listen to their customers are more likely to be able to counteract the onslaught
of potentially disruptive technologies.
4 The people aspect deals with Modifying attitudes and cultural prejudices regarding the
new IT system.
5 The business capabilities of a modern organisation are often determined largely by the
capabilities of its IT systems.
6 The people aspect encompasses all routine tasks, operating procedures and associated
regulations, as well as information requirements, decision-making rights and the degree
of autonomy of their performers.
7 The business capabilities of a modern organization are often determined largely by the
capabilities of its IT systems.
8 Companies have a single center of power and decision-making accountable for all planning
decisions.
9 Enterprise Architecture does not provide macro and micro views of how resources are to
be leveraged.
10 Technical architecture has no influence on business architecture.
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Section B: Multiple-Choice Questions
1 mark for each question
[10 Marks]
1. The people aspect of technology DOESNOT include the following:
a. Roles and Skills
b. Motivation and compensation
c. Attitude and culture
d. Routine Tasks and Operating Procedures
2. _____
are concerned with tactical business and IT planning, carrying out particular business
processes in business units, introducing specific local changes, making incremental
improvements, implementing concrete IT systems.
a. Tactical actors
b. Business actors
c. IT actors
d. Strategic actors
3. Which statement best describes organisation use of IT systems to achieve operational excellence
and cost leadership:
a. IT systems can be used to fully automate operations, eliminate delays and deviations, avoid
manual labor and achieve standardized, fine-tuned and predictable business processes.
b. IT systems can be used to facilitate the design of new products, support teamwork,
collaboration and creativity and provide unique, innovative products or services to the market.
c. IT systems can be used to collect and store customer data, analyze customer needs and
preferences, identify broad customer segments, target specific customer groups and even
develop highly customized offers for particular customers.
d. For the IT systems the larger the organization, the larger the presence of the EA roles and the
more they approach EAfrom a business perspective.
4. An understanding of organizational structure is important during the process of Enterprise
Architecture development because it
a. Helps in understanding the stakeholders to gain their support and manage expectations of
the EA program
b. It reflects the current and the future views of the organization
c. Represent the formal system of work roles that reflect how employees and managers interact
with each other
d. It reflects how applications are developed in the organization
5. The term enterprise means
a. Higher level, strategic view of an entity
b. An organisation with interlinked business units
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c. A legal entity with culture and pattern of behaviours
d. A collection of business activities and supporting technologies
6. Which of the following is not true about Enterprise Architecture?
a. Organising logic for business processes and IT Infrastructure reflecting the standardisation and
integration of a company's operating model
b. Is the analysis and documentation of an Enterprise in its current and future states from an
integrated Strategy, Business, and Technology perspective
c. Enterprise Architecture = Strategy+ Business
d. Is a Business issue
7. Which of the following is not an EA domain?
a. Business Architecture
b. Service-oriented Architecture
c. Data Architecture
d. Product Architecture
8. Most companies move into the _______
stage by creating a corporate CIO role or by
endowing the incumbent CIO with the authority to mandate IT-related behaviours.
a. Business Silos architecture
b. Standardized Technology architecture
c. Optimized Core Architecture
d. Business Modularity architecture
9. ______
identifies the types and methods of documentation to be used in each sub-
architecture area, including strategic analyses, business plans, internal controls, security controls,
and models of workflow, databases, systems, and networks.
a. Standards
b. Artefacts
c. Methodology
d. Frameworks
10. The role of IT in the ______
stage is to facilitate the achievement of company
objectives by building reusable data and business process platforms.
a. Business Silos architecture
b. Standardized Technology architecture
c. Optimized Core Architecture
d. Business Modularity architecture
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Section C: Structured Questions
[SO marks]
Question 1: The integration model is associated with low process standardization and higher data
integration. Briefly discuss the IT landscapes of an organisation that adopts the Integration Model. [S
marks]
Question 2: Mention any four problems associated with the business strategy as an inadequate basis for
information systems planning.
[4 marks]
Question 3: Explain why is it critical to assessand understand the culture of an organisation before the
implementation of the EA program.
[3 marks]
Question 4: With reference to the diagram below, discuss the utilization and IT investments in local
applications as the organisations are advancing through the four architecture maturity stages. [8 marks]
Architecture maturity---------------.
Business
standardized
Optimized
Silos
Technology
Core
100¾
25%
16%
-- 36%
i----- _...,,_,...-
32%
21%
----- 18%
....-
-
-- .,
35%
40%
1,
35%
Business
Modularity
15%
34'%
Local
applications
Enterprise
systems
Shared
33%
infras.tructure
0%
11%
Firm:; in stoJ(,9 12%
14%
48%
17'%
34%
18%
Shared d:ata
6%
Question 5: The productive use of information systems always requires consistent and coordinated
changes in three broad organizational aspects. Briefly discuss the interconnection between the three
(people,process and technology)aspects.
[6 marks]
a. People
b. Process
c. Technology
Question 6: Defend the statement: organisations are self-evolving entities.
[5 marks]
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Question 7: What role does Enterprise Architecture play as a communication medium between diverse
business and IT stakeholders in organisations?
[4 marks]
Question 8: In terms of their usage, differentiate between permanent Enterprise Architecture artefacts
and temporary Enterprise Architecture artefacts.
[6 marks]
Question 9: List the business enabling Enterprise Architecture domains and describe their purpose in more
detail.
[9 marks]
END
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