MCQ IN COMPUTER SCIENCE & ENGINEERING

Detailed explanation-1: -Apache Hadoop YARN (Yet Another Resource Negotiator) is a cluster management technology. It is a resource-management platform responsible for managing computing resources in clusters and using them for scheduling of users’ applications. It allows Hadoop to do more than just MapReduce data processing jobs.

Detailed explanation-2: -One of Apache Hadoop’s core components, YARN is responsible for allocating system resources to the various applications running in a Hadoop cluster and scheduling tasks to be executed on different cluster nodes.

Detailed explanation-3: -Apache Ambari is another tool in Hadoop Big Data Tools. It is a web-based tool that can be used by system administrators to provision, manage, and monitor the status of the applications running over the Apache Hadoop clusters.

Detailed explanation-4: -The Scheduler is responsible for allocating resources to the various running applications subject to familiar constraints of capacities, queues etc. The Scheduler is pure scheduler in the sense that it performs no monitoring or tracking of status for the application.