The daemons associated with the MapReduce phase are ________ and task-trackers.
(a) job-tracker
(b) map-tracker
(c) reduce-tracker
(d) all of the mentioned
(a) job-tracker
(b) map-tracker
(c) reduce-tracker
(d) all of the mentioned
Right choice is (a) job-tracker
Explanation: Map-Reduce jobs are submitted on job-tracker.