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Accounting Information Systems

10th Edition
Hall + 1 other
Publisher: Cengage Learning,
ISBN: 9781337619202

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BuyFindarrow_forward

Accounting Information Systems

10th Edition
Hall + 1 other
Publisher: Cengage Learning,
ISBN: 9781337619202
Chapter 11, Problem 7DQ
Textbook Problem
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This chapter stressed the importance of data normalization when constructing a relational database. Why, then, is it important to denormalize data in a data warehouse?

To determine

Explain the importance of denormalize data in a data warehouse.

Explanation of Solution

Data Warehousing:

Data warehousing is a method through which an organization collects and manages the data from the various sources in order to manage the business visions or missions. Data warehousing also helps in expanding the business.

The importance to denormalize data in a data warehouse is as explained below:

  • • Data warehouse consists of very large amount of data because of its huge size; any single inefficiency can be devastating...

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Chapter 11 Solutions

Accounting Information Systems
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Ch. 11 - What is a data warehouse?Ch. 11 - What is data mining?Ch. 11 - What does data cleansing mean?Ch. 11 - Why are denormalized cables used in data...Ch. 11 - What is the drill-down approach?Ch. 11 - What is the big bang approach?Ch. 11 - What is scalability?Ch. 11 - What is a role?Ch. 11 - What is an access control list?Ch. 11 - How is the access control list approach different...Ch. 11 - What is the OLAP operation of consolidation?Ch. 11 - What is the OLAP operation of drill-down?Ch. 11 - What is meant by the term slicing and dicing?Ch. 11 - How are OLTP and OLAP different? Provide some...Ch. 11 - Distinguish between the two-tier and three-tier...Ch. 11 - Why do ERP systems need bolt-on software? Give an...Ch. 11 - Your organization is considering acquiring bolt-on...Ch. 11 - Explain why the data warehouse needs to be...Ch. 11 - Data in a data warehouse are in a stable state....Ch. 11 - This chapter stressed the importance of data...Ch. 11 - What problems does the data cleansing step attempt...Ch. 11 - How are the summary views in a data warehouse...Ch. 11 - Would drill-down be an effective audit tool for...Ch. 11 - Disruptions to operations are a common side effect...Ch. 11 - ERP systems use the best-practices approach in...Ch. 11 - Explain the issues of size, speed, workload, and...Ch. 11 - Explain how SAP uses roles as a way to improve...Ch. 11 - How would you deal with the problem of file-server...Ch. 11 - How would you deal with the problem of file-server...Ch. 11 - Distinguish between the OLAP operations of...Ch. 11 - When would slicing and dicing be an appropriate...Ch. 11 - Explain the risks associated with the creation...Ch. 11 - What is the fundamental concept behind the rule of...Ch. 11 - What is the purpose of role-based governance...Ch. 11 - Closed database architecture is a. a control...Ch. 11 - Each of the following is a necessary element for...Ch. 11 - Which of the following is typically NOT part of an...Ch. 11 - There are a number of risks that may be associated...Ch. 11 - Which statement is NOT true? a. In a typical...Ch. 11 - Which statement is NOT true? a. Drill-down...Ch. 11 - Which statement is LEAST accurate? a. Implementing...Ch. 11 - Which of the following is not a typical...Ch. 11 - Auditors of ERP systems a. need not be concerned...Ch. 11 - Which of the following statement is correct? a....Ch. 11 - You are the CEO of a large organization that...Ch. 11 - Your organization is planning to implement an ERP...Ch. 11 - OLTP VERSUS OLAP SERVERS For each of the following...Ch. 11 - You are the chief information officer for a...Ch. 11 - You are an independent auditor attending an...Ch. 11 - BIG BANG VERSUS PHASED-IN APPROACH The Nevada...Ch. 11 - ERP FAILURE When an ERP implementation fails, who...Ch. 11 - ERP MARKET GROWTH Because many large corporations...Ch. 11 - ERP CONSULTANTS Do an Internet search of...

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