Quiz data mining

Data mining is misnomer the correct name will be

• Knowledge Discovery in Data

• Database

• Datawarehouse

• All

In data mining process the first step is

• Data transformation

• Data mining

• Data cleaning

• Evalutaion

Find all names start with mohamed is considered

• Data mining problem

• Database query problem

• A&B

• None

The last step for data mining process is

• Evaluation / intrepretion

• Data cleaning

• Data integration

• Data mining

To mine knowledge in data we used

• Solely Programming language

• Data mining Algorithms

• A&B

• None

Selection is a step of KDD process that the data relevant to the analysis task are retrieved from the database

• true

• false

Process of extracting hidden information,pattern or knowledge from data is called

• Datawarehouse

• Data mining

• Data base query

• None

• How to measure the effectiveness or usefulness of data mining approach?

• • Return on Investment (ROI)

• • Accuracy in classification:

• • Space/Time complexity

• all

Do all patterns discovered in data mining interesting

• Yes

• No