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Welcome to the Requirements as the Driving Force for Data warehousing MCQs Page

Dive deep into the fascinating world of Requirements as the Driving Force for Data warehousing with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Requirements as the Driving Force for Data warehousing, a crucial aspect of Data Warehousing and OLAP. In this section, you will encounter a diverse range of MCQs that cover various aspects of Requirements as the Driving Force for Data warehousing, 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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Requirements as the Driving Force for Data warehousing MCQs | Page 7 of 8

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Q61.
Which component of a data warehouse is most visible and experienced by users?

a.

Data staging area

b.

Data extraction and transformation

c.

Information delivery

d.

Metadata management

Discuss
Answer: (c).Information delivery Explanation:The information delivery component of a data warehouse is the most visible and experienced by users.
Q62.
What are the broad areas of the information delivery component directly impacted by business requirements?

a.

Data transformation and integration

b.

Metadata management

c.

Queries and reports

d.

Data storage specifications

Discuss
Answer: (c).Queries and reports Explanation:Business requirements directly impact the broad areas of queries and reports within the information delivery component.
Q63.
What is the purpose of finding out the specifications for predefined queries and preformatted reports in the requirements definition phase?

a.

To determine the composition of the user community

b.

To select the appropriate database management system

c.

To identify the location of the data warehouse

d.

To strengthen query and reporting facilities in the information delivery component

Discuss
Answer: (d).To strengthen query and reporting facilities in the information delivery component Explanation:Finding out the specifications for predefined queries and preformatted reports helps strengthen query and reporting facilities in the information delivery component.
Q64.
What do power users typically do in the context of complex queries in a data warehouse?

a.

Run predefined queries exclusively

b.

Formulate their own queries during analysis sessions

c.

Use preformatted reports for all analysis

d.

Focus on data transformation and mapping

Discuss
Answer: (b).Formulate their own queries during analysis sessions Explanation:Power users typically formulate their own queries during analysis sessions in a data warehouse.
Q65.
What is the purpose of estimating the nature and extent of drill-down and roll-up facilities in a data warehouse?

a.

To determine the composition of the user community

b.

To identify the location of the data warehouse

c.

To enhance OLAP capabilities

d.

To provide the necessary features for complex data analysis

Discuss
Answer: (d).To provide the necessary features for complex data analysis Explanation:Estimating the nature and extent of drill-down and roll-up facilities helps provide the necessary features for complex data analysis in a data warehouse.
Q66.
What does OLAP stand for in the context of data warehousing and business intelligence?

a.

Object-Level Analysis Process

b.

Online Analytical Processing

c.

Operational Learning and Assessment Platform

d.

Open Link Access Protocol

Discuss
Answer: (b).Online Analytical Processing Explanation:OLAP stands for Online Analytical Processing in the context of data warehousing and business intelligence.
Q67.
How does the distribution of users (e.g., local area network, wide area network, corporate intranet) impact information delivery in a data warehouse?

a.

It determines the choice of the database management system.

b.

It affects the nature of data transformation and mapping.

c.

It influences the selection of metadata storage options.

d.

It determines how information must be distributed to users.

Discuss
Answer: (d).It determines how information must be distributed to users. Explanation:The distribution of users, such as whether they are on a local area network, wide area network, or corporate intranet, impacts how information must be distributed to users in a data warehouse.
Q68.
What technology is commonly used in many companies for information delivery through the corporate intranet in business intelligence environments?

a.

Object-oriented programming

b.

Web-based technologies

c.

Data warehousing appliances

d.

Relational database management systems

Discuss
Answer: (b).Web-based technologies Explanation:Web-based technologies are commonly used for information delivery through the corporate intranet in many companies in business intelligence environments.
Q69.
What is the key challenge in delivering real-time information in a data warehouse, and what should be collected in the requirements gathering phase to address this challenge?

a.

Ensuring data accuracy; collecting more user requirements

b.

Reducing storage costs; collecting metadata details

c.

Deploying information delivery systems to large numbers of users; collecting necessary details

d.

Enhancing data transformation and cleansing; collecting data integration strategies

Discuss
Answer: (c).Deploying information delivery systems to large numbers of users; collecting necessary details Explanation:The key challenge in delivering real-time information in a data warehouse is deploying information delivery systems to large numbers of users across the enterprise. To address this challenge, necessary details should be collected in the requirements gathering phase.
Q70.
What are some commonly used formats for delivering information to users in a data warehouse?

a.

Data marts, metadata, and OLAP

b.

Web pages, Excel, and PDF

c.

Data transformation, data cleansing, and data integration

d.

Query processors, alert systems, and dashboards

Discuss
Answer: (b).Web pages, Excel, and PDF Explanation:Commonly used formats for delivering information to users in a data warehouse include web pages, Excel, and PDF, among others.
Page 7 of 8

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