Data Mining: Concepts and Applications Quiz

What is the primary goal of data mining?

• To store large amounts of data

• To extract useful information from large datasets

• To delete unnecessary data

• To create new data

Which of the following is NOT a data mining technique?

• Data Entry

• Decision Trees

• Regression Analysis

• Clustering

What is the first step in the data mining process?

• Build the Model

• Prepare the Data

• Evaluate the Results

• Understand the Business

Which of the following is a disadvantage of data mining?

• It is inexpensive

• It is always accurate

• It is complex

• It guarantees results

What is the role of data warehousing in data mining?

• To create new data

• To encrypt data

• To centralize data for analysis

• To delete old data

Which data mining technique is used to predict future outcomes?

• Clustering

• Predictive Analysis

• Association Rules

• Classification

What is an example of data mining in marketing?

• Analyzing customer purchase patterns

• Creating new marketing data

• Storing customer data

• Deleting old marketing data

Which of the following is a key takeaway of data mining?

• It is a manual process

• It can reveal hidden trends

• It is only used for financial data

• It is only applicable to large companies

What is the purpose of using neural networks in data mining?

• To create new data

• To process data through interconnected nodes

• To delete unnecessary data

• To store data securely

Which of the following is an application of data mining in fraud detection?

• Storing transaction data

• Identifying outliers in financial transactions

• Deleting old transaction records

• Creating new transaction data