Explanation:IBM data scientists break big data into four dimensions: volume, variety, velocity and veracity. 8. Which of the following focuses on the discovery of (previously) unknown properties on the data ?
A. Data mining
B. Big Data
C. Data wrangling
D. Machine Learning
Answer:A
Explanation:IBM data scientists break big data into four dimensions: volume, variety, velocity and veracity. 8. Which of the following focuses on the discovery of (previously) unknown properties on the data ?
A. Data mining B. Big Data C. Data wrangling D. Machine Learning
Explanation:Data munging or data wrangling is loosely the process of manually converting or mapping data from one “raw” form into another format that allows for more convenient consumption of the data with the help of semi-automated tools. 9. Which of the following language should be replaced with the question mark in the below figure ?