Point out the correct statement.
(a) SAMOA provides a collection of distributed streaming algorithms
(b) REEF is a cross platform and cross runtime testing/debugging tool
(c) Sentry is a highly modular system for providing fine grained role
(d) All of the mentioned
This question was addressed to me in exam.
My doubt is from Hadoop Incubators in chapter Incubator Projects, Chuckwa, Ambari, Knox and Hadoop Development Tools of Hadoop