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Welcome to the Data Warehousing and the Web MCQs Page

Dive deep into the fascinating world of Data Warehousing and the Web with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Data Warehousing and the Web, a crucial aspect of Data Warehousing and OLAP. In this section, you will encounter a diverse range of MCQs that cover various aspects of Data Warehousing and the Web, 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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Check out the MCQs below to embark on an enriching journey through Data Warehousing and the Web. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Data Warehousing and OLAP.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Data Warehousing and the Web. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Data Warehousing and the Web MCQs | Page 2 of 13

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Q11.
What is one advantage of using universal browsers for accessing information through the intranet/extranet?

a.

Limited access to information

b.

Single point of entry for information

c.

Requirement for extensive training

d.

Incompatibility with various systems

Discuss
Answer: (b).Single point of entry for information Explanation:Using universal browsers provides a single point of entry for information.
Q12.
What is a benefit of opening up the data warehouse to business partners over the extranet?

a.

Increased deployment and maintenance costs

b.

Weakening of business partnerships

c.

Fostering and strengthening business partnerships

d.

Reduction in information access

Discuss
Answer: (c).Fostering and strengthening business partnerships Explanation:Opening up the data warehouse to business partners over the extranet fosters and strengthens these partnerships.
Q13.
What are the advantages of Web-enabling your data warehouse in terms of deployment and maintenance costs?

a.

Increased network costs

b.

Higher infrastructure costs

c.

Lower network costs and low infrastructure costs

d.

Lower network costs but high infrastructure costs

Discuss
Answer: (c).Lower network costs and low infrastructure costs Explanation:Web-enabling your data warehouse leads to lower network costs and low infrastructure costs.
Q14.
What does clickstream data reveal about user behavior on a website?

a.

User demographics

b.

Ease of use

c.

The number of users

d.

User preferences

Discuss
Answer: (b).Ease of use Explanation:Clickstream data reveals how easy or difficult it is for users to browse the pages of a website.
Q15.
What is emphasized as a top requirement for adapting the data warehouse to the Web?

a.

Speedy response

b.

Multimedia output

c.

Scalability

d.

No downtime

Discuss
Answer: (a).Speedy response Explanation:Speedy response is emphasized as a top requirement for adapting the data warehouse to the Web.
Q16.
What is an expectation in the Web model regarding the availability of the system?

a.

Intermittent availability

b.

Limited availability

c.

No downtime

d.

Scheduled downtime

Discuss
Answer: (c).No downtime Explanation:The Web model is designed so that the system is available all the time.
Q17.
Why does scalability become a primary concern when Web-enabling the data warehouse?

a.

To decrease the number of users

b.

To limit access to information

c.

Due to the decrease in data

d.

Because more access, more users, and more data are results of Web-enabling the data warehouse

Discuss
Answer: (d).Because more access, more users, and more data are results of Web-enabling the data warehouse Explanation:Scalability becomes a primary concern because Web-enabling the data warehouse leads to more access, more users, and more data.
Q18.
What is a consideration for clickstream data retrieval?

a.

Server logs usually contain single entries from a page request.

b.

Proxy servers simplify session identification.

c.

Identifying separate sessions in a data stream is straightforward.

d.

Retrieval of individual customer data is not challenging.

Discuss
Answer: (c).Identifying separate sessions in a data stream is straightforward. Explanation:Identifying separate sessions in a clickstream data stream is very involved and requires cookies or other session identification numbers.
Q19.
What is clickstream data, and what can be done with it in a Web-enabled data warehouse?

a.

It is the data found on the Web; it can be extracted for information delivery.

b.

It is the data about proxy servers; it can be used for correlation analysis.

c.

It is data about server logs; it can be extracted for a new fact table.

d.

It is the enormous data of visitors' interactions with a website; it can be extracted, transformed, and loaded to the Webhouse repository.

Discuss
Answer: (d).It is the enormous data of visitors' interactions with a website; it can be extracted, transformed, and loaded to the Webhouse repository. Explanation:Clickstream data is described as the enormous data of visitors' interactions with a website, and mechanisms can be set up to extract, transform, and load the clickstream data to the Webhouse repository in a Web-enabled data warehouse.
Q20.
What is the significance of clickstream data in e-commerce?

a.

Identifying and retaining e-commerce customers

b.

Monitoring competitor websites

c.

Analyzing social media trends

d.

Predicting stock market fluctuations

Discuss
Answer: (a).Identifying and retaining e-commerce customers Explanation:Clickstream data is crucial for identifying and retaining e-commerce customers by providing insights into customer behavior and preferences.
Page 2 of 13

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