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Guide for Data Modelling and Design

Quiz Data Modelling and Design

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Quiz

1/10
Data Management Framework
What is the primary purpose of a Data Management Framework?
Select the answer
1 correct answer
A.
To establish policies for data usage
B.
To provide a structured approach for managing data lifecycle
C.
To control access to data
D.
To support software development

Quiz

2/10
Data Security and Privacy
What is the main objective of encryption in data security?
Select the answer
1 correct answer
A.
To ensure the confidentiality of information by converting it into an unreadable format that requires a key for decryption
B.
To prevent unauthorized access through user authentication
C.
To monitor network activity for intrusions
D.
To maintain data integrity by tracking data changes

Quiz

3/10
Data Modeling
Which element in an ER diagram is used to represent associations between entities?
Select the answer
1 correct answer
A.
Entity
B.
Relationship
C.
Attribute
D.
Domain

Quiz

4/10
Data Warehousing
Which of the following best describes the purpose of a data warehouse in an organization?
Select the answer
1 correct answer
A.
To store large volumes of raw transactional data
B.
To provide a central repository for integrated, historical data for analysis
C.
To manage real-time processing of transactions
D.
To process operational queries rapidly

Quiz

5/10
Data Architecture
What does data architecture primarily focus on in an enterprise setting?
Select the answer
1 correct answer
A.
The blueprint for managing data assets
B.
User interface design
C.
Software application coding standards
D.
Network configuration

Quiz

6/10
Data Governance
What is the primary goal of data governance in an organization?
Select the answer
1 correct answer
A.
Ensure data availability, usability, integrity, and security
B.
Minimize data storage to reduce costs
C.
Outsource all data management initiatives
D.
Focus solely on technical aspects of data processing

Quiz

7/10
Data Management Framework
Which component of a Data Management Framework primarily ensures that data quality standards are upheld?
Select the answer
1 correct answer
A.
Data governance
B.
Data security
C.
Data modeling
D.
Data integration

Quiz

8/10
Data Security and Privacy
Which regulation significantly influences data privacy practices in the European Union?
Select the answer
1 correct answer
A.
The General Data Protection Regulation
B.
The Data Minimization Act
C.
The Cybersecurity Directive
D.
The Information Security Management Act

Quiz

9/10
Data Modeling
What is the main purpose of database normalization?
Select the answer
1 correct answer
A.
To eliminate data redundancy and improve data integrity
B.
To establish relationships between tables
C.
To improve query performance by adding indexes
D.
To safeguard against unauthorized data access

Quiz

10/10
Data Warehousing
Which of the following design approaches is commonly used to structure a data warehouse?
Select the answer
1 correct answer
A.
3NF Model
B.
Star Schema
C.
Flat File Model
D.
Peer-to-Peer Model
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  • Quiz name:Data Modelling and Design
  • Total number of questions:513
  • Number of questions for the test:50
  • Pass score:80%

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