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Dive deep into the fascinating world of Important Terms and Definitions with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Important Terms and Definitions, a crucial aspect of Data Warehousing and OLAP. In this section, you will encounter a diverse range of MCQs that cover various aspects of Important Terms and Definitions, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Data Warehousing and OLAP.

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Important Terms and Definitions MCQs | Page 5 of 14

Explore more Topics under Data Warehousing and OLAP

01

The Compelling Need for Data Warehousing

02

Building Blocks of Data Warehouse 🔒

03

Trends in Data Warehousing 🔒

04

Planning and Project Management 🔒

05

Defining the Business Requirements

06

Requirements as the Driving Force for Data warehousing 🔒

07

Architectural Components 🔒

08

Infrastructure as the Foundation for Data Warehousing 🔒

09

Role of Metadata in Data Warehousing 🔒

10

Principles of Dimensional Modeling

11

Advanced Topics in Dimensional Modeling 🔒

12

Data Extraction,Transformation and Loading 🔒

13

Importance of Data Quality

14

Matching Information to the Classes of Users

15

OLAP in the Data Warehouse 🔒

16

Data Warehousing and the Web 🔒

17

Data Mining Basics 🔒

18

The Physical Design Process 🔒

19

Data Warehouse Deployment 🔒

20

Growth and Maintenance

Q41.

What does EBCDIC stand for, and where is it commonly used?

Extended Binary-Coded Decimal Interchange Code; commonly used in desktop systems

Electronic Binary Coded Digital Interface; commonly used in distributed systems

Extended Binary Code for Digital Information Control; commonly used in cloud computing

Extended Binary-Coded Decimal Interchange Code; commonly used in mainframe systems

Discuss

Answer: (d).Extended Binary-Coded Decimal Interchange Code; commonly used in mainframe systems Explanation:EBCDIC stands for Extended Binary-Coded Decimal Interchange Code and is commonly used in mainframe systems.

Q42.

What is the purpose of EII (Enterprise Information Integration)?

System abstraction for individual departments

Centralized data storage

Data analysis and reporting

Providing a single interface for viewing all data within an organization

Discuss

Answer: (d).Providing a single interface for viewing all data within an organization Explanation:EII (Enterprise Information Integration) is a process that uses data abstraction to provide a single interface for viewing all data within an organization so that heterogeneous data sources may appear to a user as a single, homogeneous data source.

Q43.

What are EIS (Executive Information Systems) designed for?

Database administration

System integration

Senior executives to perform information look-up and trend analysis

Data modeling

Discuss

Answer: (c).Senior executives to perform information look-up and trend analysis Explanation:EIS (Executive Information Systems) are applications specially designed for senior executives to perform information look-up and trend analysis.

Q44.

What is E-R Data Modeling used for?

Network administration

Business process automation

Representing business entities and relationships among them

System security management

Discuss

Answer: (c).Representing business entities and relationships among them Explanation:E-R Data Modeling is a popular data modeling technique used for representing business entities and the relationships among them.

Q45.

What does ERP stand for, and what does it cover in a company's business?

Enterprise Resource Processing; covers data analysis only

Enterprise Resource Planning Systems; covers the entire range of a company’s business

Extended Resource Processing; covers system integration only

Enterprise Resource Packaging; covers application development only

Discuss

Answer: (b).Enterprise Resource Planning Systems; covers the entire range of a company’s business Explanation:ERP stands for Enterprise Resource Planning Systems, and it usually covers the entire range of a company’s business.

Q46.

What is the primary purpose of an Extranet?

Internal communication platform

System integration tool

Collaboration of internal users and selected external business partners

Network security enhancement

Discuss

Answer: (c).Collaboration of internal users and selected external business partners Explanation:An Extranet is an enterprise network using Web technologies for the collaboration of internal users and selected external business partners.

Q47.

In the dimensional data model, what does a Fact Table contain?

Business entities

Business metrics or facts

Relationships between entities

Historical data records

Discuss

Answer: (b).Business metrics or facts Explanation:In the dimensional data model, a Fact Table is the middle table that contains the facts or metrics of the business as attributes, such as sales units, sales dollars, costs, and profit margin.

Q48.

What characterizes a Fat Client in client/server architecture?

Only processes application logic

Only handles presentation services

Can process both application logic and presentation services

Lightweight and limited functionality

Discuss

Answer: (c).Can process both application logic and presentation services Explanation:In the client/server architecture, a Fat Client is a client workstation that can process both application logic and presentation services.

Q49.

What is the purpose of Fine-tuning in computing systems?

Data analysis and reporting

System integration

Performance improvement

Application development

Discuss

Answer: (c).Performance improvement Explanation:Fine-tuning is the application of software and procedures for performance improvement of a computing system.

Q50.

What is the role of a Firewall in network security?

Internal communication control

Preventing unauthorized access from the Internet to internal data

System integration facilitation

Data modeling and schema creation

Discuss

Answer: (b).Preventing unauthorized access from the Internet to internal data Explanation:A Firewall is a computer system placed between the Internet and an internal subnet of an enterprise to prevent unauthorized outsiders from accessing internal data.

Page 5 of 14

Building Blocks of Data Warehouse 🔒

Trends in Data Warehousing 🔒

Planning and Project Management 🔒

Requirements as the Driving Force for Data warehousing 🔒

Architectural Components 🔒

Infrastructure as the Foundation for Data Warehousing 🔒

Role of Metadata in Data Warehousing 🔒

Advanced Topics in Dimensional Modeling 🔒

Data Extraction,Transformation and Loading 🔒

OLAP in the Data Warehouse 🔒

Data Warehousing and the Web 🔒

Data Mining Basics 🔒

The Physical Design Process 🔒

Data Warehouse Deployment 🔒

Welcome to the Important Terms and Definitions MCQs Page

Important Terms and Definitions MCQs | Page 5 of 14

Explore more Topics under Data Warehousing and OLAP

The Compelling Need for Data Warehousing

Defining the Business Requirements

Principles of Dimensional Modeling

Importance of Data Quality

Matching Information to the Classes of Users

Growth and Maintenance

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