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OneStream Certified Associate (OCA) –
Implementation Foundations Actual Exam
Questions with Correct Answers &
Explanations | Graded A+ Study Guide.
Q1. What is the foundation on which all application artifacts are
built in OneStream?
A) Workflow
B) Cubes
C) Metadata
D) Dashboards
Answer: C
Rationale: Metadata is the structural definition of the
application, including dimensions, hierarchies, and members. All
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other artifacts (cubes, workflows, reports) depend on metadata
for their definition .
Q2. Which component of the OneStream architecture is
responsible for handling consolidation, workflow, and
calculations?
A) Application Server
B) Web Server
C) Finance Engine
D) SQL Server
Answer: C
Rationale: The Finance Engine performs calculations,
consolidation logic, and cube processing. The Application Server
hosts services, but the Finance Engine executes the actual business
logic .
Q3. OneStream applications are stored primarily in which
database?
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A) Oracle DB
B) MySQL
C) SQL Server
D) PostgreSQL
Answer: C
Rationale: OneStream uses Microsoft SQL Server as its backend
database platform for storing application metadata, cube data,
and system tables .
Q4. Which environment is recommended for building and testing
major structural changes before deploying to production?
A) Production
B) Development
C) User Acceptance Testing (UAT)
D) Training
Answer: B
Rationale: The Development environment is used for structural
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design and intensive changes without impacting production data
or end users .
Q5. What is the purpose of an Application Server in
OneStream?
A) Data storage only
B) Processing business rules and managing cube calculations
C) User login authentication only
D) Running dashboards
Answer: B
Rationale: The Application Server executes business rules,
manages cube calculations, and handles application-level
processing. SQL Server handles data storage .
Q6. Where is metadata stored in the OneStream database?
A) Warehouse
B) Stage tables
OneStream Certified Associate (OCA) –
Implementation Foundations Actual Exam
Questions with Correct Answers &
Explanations | Graded A+ Study Guide.
Q1. What is the foundation on which all application artifacts are
built in OneStream?
A) Workflow
B) Cubes
C) Metadata
D) Dashboards
Answer: C
Rationale: Metadata is the structural definition of the
application, including dimensions, hierarchies, and members. All
,Page 2 of 131
other artifacts (cubes, workflows, reports) depend on metadata
for their definition .
Q2. Which component of the OneStream architecture is
responsible for handling consolidation, workflow, and
calculations?
A) Application Server
B) Web Server
C) Finance Engine
D) SQL Server
Answer: C
Rationale: The Finance Engine performs calculations,
consolidation logic, and cube processing. The Application Server
hosts services, but the Finance Engine executes the actual business
logic .
Q3. OneStream applications are stored primarily in which
database?
,Page 3 of 131
A) Oracle DB
B) MySQL
C) SQL Server
D) PostgreSQL
Answer: C
Rationale: OneStream uses Microsoft SQL Server as its backend
database platform for storing application metadata, cube data,
and system tables .
Q4. Which environment is recommended for building and testing
major structural changes before deploying to production?
A) Production
B) Development
C) User Acceptance Testing (UAT)
D) Training
Answer: B
Rationale: The Development environment is used for structural
, Page 4 of 131
design and intensive changes without impacting production data
or end users .
Q5. What is the purpose of an Application Server in
OneStream?
A) Data storage only
B) Processing business rules and managing cube calculations
C) User login authentication only
D) Running dashboards
Answer: B
Rationale: The Application Server executes business rules,
manages cube calculations, and handles application-level
processing. SQL Server handles data storage .
Q6. Where is metadata stored in the OneStream database?
A) Warehouse
B) Stage tables
