Hadoop Cluster Management MCQ

Test your knowledge with important Hadoop Cluster Management MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Hadoop Cluster Management MCQs on Bissoy. Bissoy App

• HDFS supports the . . . . . . . . command to fetch Delegation Token and store it in a file on the local system.
  ক

  fetdt

  খ

  fetchdt

  গ

  fsk

  ঘ

  rec
• . . . . . . . . command is used to copy file or directories recursively.
  ক

  dtcp

  খ

  distcp

  গ

  dcp

  ঘ

  distc
• In . . . . . . . . mode, the NameNode will interactively prompt you at the command line about possible courses of action you can take to recover your data.
  ক

  full

  খ

  partial

  গ

  recovery

  ঘ

  commit
• . . . . . . . . mode allows you to suppress alerts for a host, service, role, or even the entire cluster.
  ক

  Safe

  খ

  Maintenance

  গ

  Secure

  ঘ

  All of the mentioned
• . . . . . . . . Manager's Service feature monitors dozens of service health and performance metrics about the services and role instances running on your cluster.
  ক

  Microsoft

  খ

  Cloudera

  গ

  Amazon

  ঘ

  None of the mentioned
• . . . . . . . . is a standard Java API for monitoring and managing applications.
  ক

  JVX

  খ

  JVM

  গ

  JMX

  ঘ

  None of the mentioned
• . . . . . . . . mode is a Namenode state in which it does not accept changes to the name space.
  ক

  Recover

  খ

  Safe

  গ

  Rollback

  ঘ

  None of the mentioned
• . . . . . . . . command is used to interact and view Job Queue information in HDFS.
  ক

  queue

  খ

  priority

  গ

  dist

  ঘ

  all of the mentioned
• NameNode is monitored and upgraded in a . . . . . . . . transition.
  ক

  safemode

  খ

  securemode

  গ

  servicemode

  ঘ

  none of the mentioned
• In Hadoop, what is the purpose of the Hadoop ResourceManager "Node Decommissioning" feature?
  ক

  Execute MapReduce jobs

  খ

  Manage computation resources

  গ

  Manage task execution in MapReduce jobs

  ঘ

  Safely remove a node from service
• What is the primary role of the Hadoop NameNode in the Hadoop Distributed File System (HDFS)?
  ক

  Manage computation resources

  খ

  Execute MapReduce jobs

  গ

  Manage metadata of HDFS

  ঘ

  Store intermediate data
• In Hadoop, what is the role of the Hadoop ResourceManager "Resource Profiles" feature?
  ক

  Manage computation resources

  খ

  Define resource requirements for applications

  গ

  Manage task execution in MapReduce jobs

  ঘ

  Manage computation resources
• What is the significance of the Hadoop ResourceManager "Container Resizing" feature in a Hadoop cluster?
  ক

  Execute MapReduce jobs

  খ

  Manage computation resources

  গ

  Dynamically adjust container sizes

  ঘ

  Manage task execution in MapReduce jobs
• In Hadoop, what is the purpose of the Hadoop ResourceManager "NodeManager Reboot" feature?
  ক

  Manage task execution in MapReduce jobs

  খ

  Manage computation resources

  গ

  Execute MapReduce jobs

  ঘ

  Handle node restarts gracefully
• What does the term "HDFS Federation" refer to in the context of Hadoop?
  ক

  Multiple NameNodes for scalability

  খ

  Single NameNode for fault tolerance

  গ

  Multiple DataNodes for scalability

  ঘ

  Single DataNode for fault tolerance
• In Hadoop, what is the role of the Hadoop ResourceManager "Application Priority" feature?
  ক

  Execute MapReduce jobs

  খ

  Manage computation resources

  গ

  Manage task execution in MapReduce jobs

  ঘ

  Assign priority to applications
• What is the purpose of the Hadoop ResourceManager "Node Heartbeats" in a Hadoop cluster?
  ক

  Manage task execution in MapReduce jobs

  খ

  Manage computation resources

  গ

  Monitor node health status

  ঘ

  Execute MapReduce jobs
• In Hadoop, what is the function of the Hadoop NameNode in the Hadoop Distributed File System (HDFS)?
  ক

  Execute MapReduce jobs

  খ

  Manage metadata of HDFS

  গ

  Manage computation resources

  ঘ

  Execute MapReduce jobs
• What is the primary role of the Hadoop NodeManager in the YARN architecture?
  ক

  Execute MapReduce jobs

  খ

  Manage computation resources

  গ

  Manage task execution in MapReduce jobs

  ঘ

  Manage metadata of HDFS
• In Hadoop, what is the purpose of the Hadoop ResourceManager "Dynamic Resource Pools" feature?
  ক

  Manage task execution in MapReduce jobs

  খ

  Manage computation resources

  গ

  Execute MapReduce jobs

  ঘ

  Dynamically allocate resources
• What is the significance of the Hadoop ResourceManager "Gang Scheduling" feature in a Hadoop cluster?
  ক

  Schedule related tasks together

  খ

  Execute MapReduce jobs

  গ

  Manage computation resources

  ঘ

  Manage task execution in MapReduce jobs
• In Hadoop, what does the term "Decommissioning" refer to in the context of a Hadoop cluster?
  ক

  Add a node to the cluster

  খ

  Upgrade Hadoop version

  গ

  Manage metadata of HDFS

  ঘ

  Remove a node from service
• What is the primary function of the Hadoop Secondary NameNode in a Hadoop cluster?
  ক

  Manage task execution in MapReduce jobs

  খ

  Execute MapReduce jobs

  গ

  Backup for the NameNode

  ঘ

  Manage computation resources
• In Hadoop, what is the purpose of the Hadoop ResourceManager "Blacklisting" feature in a Hadoop cluster?
  ক

  Manage computation resources

  খ

  Prevent nodes from being used temporarily

  গ

  Manage task execution in MapReduce jobs

  ঘ

  Manage computation resources
• In Hadoop, what is the primary role of the Hadoop ResourceManager "Preemption" feature in a Hadoop cluster?
  ক

  Execute MapReduce jobs

  খ

  Manage computation resources

  গ

  Reclaim resources if necessary

  ঘ

  Manage task execution in MapReduce jobs
• What is the significance of the Hadoop NameNode High Availability (HA) feature in HDFS?
  ক

  Ensure availability of intermediate data

  খ

  Ensure availability of task execution

  গ

  Ensure availability of computation resources

  ঘ

  Ensure availability of metadata
• In Hadoop, what is the purpose of the Hadoop ResourceManager "Node Label" feature in a Hadoop cluster?
  ক

  Label nodes for specific workloads

  খ

  Execute MapReduce jobs

  গ

  Manage computation resources

  ঘ

  Manage task execution in MapReduce jobs
• What is the primary role of the Hadoop ResourceManager "Resource Scheduler" in a Hadoop cluster?
  ক

  Manage computation resources

  খ

  Execute MapReduce jobs

  গ

  Manage task execution in MapReduce jobs

  ঘ

  Schedule resources efficiently
• In Hadoop, what is the role of the Hadoop ResourceManager "Capacity Scheduler" in a Hadoop cluster?
  ক

  Manage task execution in MapReduce jobs

  খ

  Manage computation resources

  গ

  Allocate resources based on capacity

  ঘ

  Execute MapReduce jobs
• What is the purpose of the Hadoop ResourceManager "Fair Scheduler" in a Hadoop cluster?
  ক

  Manage computation resources

  খ

  Schedule resources fairly

  গ

  Manage task execution in MapReduce jobs

  ঘ

  Manage computation resources