Data are often buried deep within very large ________, which ...

[bio_gurl]

Data are often buried deep within very large ________, which sometimes contain data from several years.
 
  Fill in the blanks with correct word

Question 2

As volumes of Big Data arrive from multiple sources such as sensors, machines, social media, and clickstream interactions, the first step is to ________ all the data reliably and cost effectively.
 
  Fill in the blanks with correct word

[Madisongo23]

Answer to Question 1

databases

Answer to Question 2

capture