___________________ ___ refers to a programming model used within Hadoop that performs the two major steps for which it is named: the map step and the reduce step.
a. MapReduce
b. Internet of Things (IoT)
c. Advanced analytics
d. Optimization model
Question 2
_____________________ refers to the technology that allows data, collected from sensors in all types of machines, to be sent over the Internet to repositories where it can be stored and analyzed.
a. Internet of Things (IoT)
b. MapReduce
c. Hadoop
d. Advanced analytics