ITS665_Quiz1_Chap1

What is the main purpose of pattern recognition in data mining?

• Sorting data alphabetically

• Recognizing trends and relationships from data

• Encrypting sensitive data

• Designing websites

Which stage in the data pyramid reflects the application of knowledge?

• Data

• Information

• Knowledge

• Wisdom

Which of the following best describes ‘knowledge’ in data mining?

• Raw figures without context

• Organized data that reveals relationships

• Personal opinions

• User manuals

What is a primary motivation for data mining today?

• Lack of data

• Expensive storage devices

• Explosive growth in data availability

• Manual data entry

Which characteristic is NOT part of the 5Vs of Big Data?

• Volume

• Velocity

• Value

• Validation

Which process does data mining fall under in the context of KDD?

• Initial data collection

• Visualization

• Core step of discovering patterns

• Data disposal

What was a major contributor to the evolution of data mining?

• Paper filing systems

• Rise of digital libraries

• Advancements in database and machine learning

• Social media only

Which of the following is a major application of data mining in business?

• Data deletion

• Market analysis and management

• File formatting

• Screen design

What is the goal of Knowledge Discovery in Databases (KDD)?

• Create new databases

• Clean existing datasets

• Discover valid, understandable patterns in data

• Encrypt sensitive files

Which field is NOT listed as a typical data mining application?

• Fraud detection

• Market segmentation

• File compression

• DNA analysis