Can you define a udf?
What is big data concept?
List the common input formats used in hadoop.
What is the future of Big Data trend?
How does A/B testing work?
Define data lake?
How is big data analysis helpful in increasing business revenue?
Define role of variety in big data?
what are the languages supported by apache spark for developing big data applications?
Explain what is big data?
Explain the five vs of big data?
Which laptop is best for big data?
What are the three steps involved in big data?