[STUDY GUIDE] • HIGH-YIELD PRACTICE & REVIEW EDITION
WGU D075 OA Exam Questions & Answers,
Updated 2026/2027 Edition
Comprehensive Examination Question Bank • In-Depth Rationales • Concept Mapping
TOTAL QUESTIONS EXAM TOPICS RATIONALES
54 Questions 15 Modules 100% Verified
DOCUMENT OVERVIEW
This document contains 54 verified questions with correct answers related to technology concepts such as
data management, network systems, and cloud services. Each question directly aligns with critical aspects of
information technology, making it suitable for study, review, and certification preparation.
EXAM BLUEPRINT & TOPIC DISTRIBUTION
Systematic breakdown of subject domains and exam coverage.
Topic Module Scope & Core Focus Questions Share (%)
Transaction Processing This topic covers the fundamentals of transaction processing
Systems systems and their management. 4 Qs 7.4%
This topic focuses on concepts related to data collection,
Data Management and Analysis processing, and analysis. 5 Qs 9.3%
Network Topologies and This topic examines different network topologies and
Components essential components required for network functionality. 4 Qs 7.4%
This topic discusses cloud web hosting and its applications in
Cloud Services and Hosting business. 4 Qs 7.4%
This topic explores IoT devices and their applications in
Internet of Things (IoT) various industries. 4 Qs 7.4%
This topic covers security measures and policies in
Security Practices in IT information technology systems. 4 Qs 7.4%
This topic focuses on the capabilities and functions of
Decision Support Systems decision support systems in business. 4 Qs 7.4%
File Formats and Document This topic looks into appropriate file formats for sharing
Sharing documents securely. 4 Qs 7.4%
Confidential • Student Study Edition • Practice & Review Guide Page 1 of 17
,STUDENT STUDY & MASTERY EDITION PRACTICE & REVIEW GUIDE
Device Identification and This topic discusses device identification methods and
Networking networking protocols. 3 Qs 5.6%
This topic covers strategies for measuring marketing
Marketing and ROI Measurement effectiveness and return on investment. 3 Qs 5.6%
This topic examines tools used for project management and
Project Management Tools their functionalities. 3 Qs 5.6%
Knowledge Management This topic focuses on systems developed to manage
Systems organizational knowledge and information. 3 Qs 5.6%
This topic explores technologies that facilitate communication
Communication Technologies in business environments. 3 Qs 5.6%
Data Governance and This topic discusses the importance of data governance and
Compliance regulatory compliance. 3 Qs 5.6%
This topic covers different categories of application software
Application Software Categories and their uses. 3 Qs 5.6%
Total Exam Coverage 15 Integrated Topic Modules 54 Qs 100.0%
Confidential • Student Study Edition • Practice & Review Guide Page 2 of 17
, STUDENT STUDY & MASTERY EDITION PRACTICE & REVIEW GUIDE
TOPIC 1: TRANSACTION PROCESSING SYSTEMS
4 Questions • 7.4% of Exam • This topic covers the fundamentals of transaction processing systems and their management.
QUESTION 1
Which level of management gets the most detailed reports directly from the transaction
processing system? *Supervisors *Managers *Laborers *Executive
Correct Answer: Supervisors.
QUESTION 2
Computer system administrators protect the organization when they require strong
passwords to connect to the server, enact policies for safe internet browsing, and
install malware-protection software to keep unwanted users and viruses out. Which
term is used to describe this set of practices? *Software protection *End-user security
*Network security *Malware protection
Correct Answer: Network security.
QUESTION 3
A large online retailer uses a decision support system (DSS) to develop scenarios for
the executive team to evaluate. What is the primary source of the data used by this
DSS? *The human resource (HR) management system *The business intelligence (BI)
system *The cloud web hosting (CWH) system *The transaction processing system
(TPS)
Correct Answer: The transaction processing system (TPS)
QUESTION 4
On a day-to-day basis, what is the major focus and responsibility of a chief technology
officer? *Ensuring that the IT infrastructure is up to date *Interfacing with the IT users
and setting end-user policies *Managing the IT group and designing the IT architecture
*Keeping the IT development projects on schedule
Correct Answer: Managing the IT group and designing the IT architecture.
Confidential • Student Study Edition • Practice & Review Guide Page 3 of 17
WGU D075 OA Exam Questions & Answers,
Updated 2026/2027 Edition
Comprehensive Examination Question Bank • In-Depth Rationales • Concept Mapping
TOTAL QUESTIONS EXAM TOPICS RATIONALES
54 Questions 15 Modules 100% Verified
DOCUMENT OVERVIEW
This document contains 54 verified questions with correct answers related to technology concepts such as
data management, network systems, and cloud services. Each question directly aligns with critical aspects of
information technology, making it suitable for study, review, and certification preparation.
EXAM BLUEPRINT & TOPIC DISTRIBUTION
Systematic breakdown of subject domains and exam coverage.
Topic Module Scope & Core Focus Questions Share (%)
Transaction Processing This topic covers the fundamentals of transaction processing
Systems systems and their management. 4 Qs 7.4%
This topic focuses on concepts related to data collection,
Data Management and Analysis processing, and analysis. 5 Qs 9.3%
Network Topologies and This topic examines different network topologies and
Components essential components required for network functionality. 4 Qs 7.4%
This topic discusses cloud web hosting and its applications in
Cloud Services and Hosting business. 4 Qs 7.4%
This topic explores IoT devices and their applications in
Internet of Things (IoT) various industries. 4 Qs 7.4%
This topic covers security measures and policies in
Security Practices in IT information technology systems. 4 Qs 7.4%
This topic focuses on the capabilities and functions of
Decision Support Systems decision support systems in business. 4 Qs 7.4%
File Formats and Document This topic looks into appropriate file formats for sharing
Sharing documents securely. 4 Qs 7.4%
Confidential • Student Study Edition • Practice & Review Guide Page 1 of 17
,STUDENT STUDY & MASTERY EDITION PRACTICE & REVIEW GUIDE
Device Identification and This topic discusses device identification methods and
Networking networking protocols. 3 Qs 5.6%
This topic covers strategies for measuring marketing
Marketing and ROI Measurement effectiveness and return on investment. 3 Qs 5.6%
This topic examines tools used for project management and
Project Management Tools their functionalities. 3 Qs 5.6%
Knowledge Management This topic focuses on systems developed to manage
Systems organizational knowledge and information. 3 Qs 5.6%
This topic explores technologies that facilitate communication
Communication Technologies in business environments. 3 Qs 5.6%
Data Governance and This topic discusses the importance of data governance and
Compliance regulatory compliance. 3 Qs 5.6%
This topic covers different categories of application software
Application Software Categories and their uses. 3 Qs 5.6%
Total Exam Coverage 15 Integrated Topic Modules 54 Qs 100.0%
Confidential • Student Study Edition • Practice & Review Guide Page 2 of 17
, STUDENT STUDY & MASTERY EDITION PRACTICE & REVIEW GUIDE
TOPIC 1: TRANSACTION PROCESSING SYSTEMS
4 Questions • 7.4% of Exam • This topic covers the fundamentals of transaction processing systems and their management.
QUESTION 1
Which level of management gets the most detailed reports directly from the transaction
processing system? *Supervisors *Managers *Laborers *Executive
Correct Answer: Supervisors.
QUESTION 2
Computer system administrators protect the organization when they require strong
passwords to connect to the server, enact policies for safe internet browsing, and
install malware-protection software to keep unwanted users and viruses out. Which
term is used to describe this set of practices? *Software protection *End-user security
*Network security *Malware protection
Correct Answer: Network security.
QUESTION 3
A large online retailer uses a decision support system (DSS) to develop scenarios for
the executive team to evaluate. What is the primary source of the data used by this
DSS? *The human resource (HR) management system *The business intelligence (BI)
system *The cloud web hosting (CWH) system *The transaction processing system
(TPS)
Correct Answer: The transaction processing system (TPS)
QUESTION 4
On a day-to-day basis, what is the major focus and responsibility of a chief technology
officer? *Ensuring that the IT infrastructure is up to date *Interfacing with the IT users
and setting end-user policies *Managing the IT group and designing the IT architecture
*Keeping the IT development projects on schedule
Correct Answer: Managing the IT group and designing the IT architecture.
Confidential • Student Study Edition • Practice & Review Guide Page 3 of 17
