Question: Why is an effective ETL ( Extract Transform Load ) process essential to data warehousing? Group of answer choices Dirty data can result in incorrect

Why is an effective ETL (Extract Transform Load) process essential to data warehousing?
Group of answer choices
"Dirty data" can result in incorrect or misleading statistics used for decision making.
Small- to medium-sized businesses need a suitable data warehousing option.
The ETL process removes the necessity for a predefined database schema.
Horizontal scaling of a relational database enables multiple servers to operate on the data.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q:

How do I respond to my Professor Mr. Friske: Amelia, Good post here. I like you included references in your post. I also like you mentioned problems. All plans might run into possible problems. But...

Q:

Hadoop's two major components are a. a real-time data processor and a framework for data analytics b. a data processing component and a distributed file system c. a JobTracker and a group of...

Q:

Can you please answer this questions below QUESTION 1 The key to any successful report is clarity, ____, completeness, and correctness. a. actuality b. longevity c. brevity 2 points QUESTION 2 A is a...

Q:

Why is an effective ETL process essential to data warehousing? Horizontal scaling of a relational database enables multiple servers to operate on the data. "Dirty data" can result in incorrect or...

Q:

Why is an effective ETL process essential to data warehousing? a. The ETL process removes the necessity for a predefined database schema. b. Small- to medium-sized businesses need a suitable data...

Q:

I have problems understanding this case study for database. can someone help me solve this. Deliverables: 1. Create a list with the main business rules 2. Identify the main Entity types and their...

Q:

5. Developed stakeholder register and matrix for this project PARTNERS HEALTHCARE SYSTEM (PHS): TRANSFORMING HEALTH CARE SERVICES DELIVERY THROUGH INFORMATION MANAGEMENT Professor Richard Kesner...

Q:

I would appreciaye some assistance and/or advice for this project using Microsoft Access Queries. I would appreciate some assistance and/or advice for this project using Microsoft Access Queries....

Q:

2. What should Martin have done earlier in the project timeline to prevent delays? ( detailed answer) Chris, what do you mean, we can't deploy the system on time? It's a month before the end of the...

Q:

MATHEMATICS FOR MACHINE LEARNING Marc Peter Deisenroth A. Aldo Faisal Cheng Soon Ong Contents Foreword 1 Part I Mathematical Foundations 9 1 Introduction and Motivation 11 1.1 Finding Words for...

Q:

WHAT IF THE FACTS WERE DIFFERENT? Suppose that the Forest Service had granted WPG a permit for its helicopter-skiing operations on national forest land without preparing an EIS or soliciting public...

Q:

0i(k)+ u(k), y(k) [:] 5.10. Given x(k+1) x(k), and assume zero initial conditions. (a) Is there a sequence of inputs {u(0), u(1),.} that transfers the output from y(0) = to in finite time? If the...

Q:

A pricing strategy where a customer pays an up - front fee for the right to buy a product and then pays additional fee for each product bought is known as: Group of answer choices two - part tariff....

Q:

A company estimates that it will have $389,790 in sales and $88,030 in operating costs annually. Assume a tax rate of 32.25% and a CCA rate of 25.50%. If the undepreciated capital cost (UCC) balance...

Q:

8-17 Describe three spoofing tactics employed in identity theft using information systems.

Q:

8-9 A survey of your firms IT infastructure has identified a number of security vulnerabilities. Review the data on these vulnerabilities, which can be found in a table in MyMISLab. Use the table to...

Q:

8-11 This project will help develop your Internet skills in using the Web to research and evaluate security outsourcing services. You have been asked to help your companys management decide whether...