Best Practices And Optimization Of Hadoop MCQ

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• Communication between the clients and the servers is done with a simple, high-performance, language-agnostic . . . . . . . . protocol.
  ক

  IP

  খ

  TCP

  গ

  SMTP

  ঘ

  ICMP
• . . . . . . . . is a style of application design where state changes are logged as a time-ordered sequence of records.
  ক

  Event sourcing

  খ

  Commit Log

  গ

  Stream Processing

  ঘ

  None of the mentioned
• . . . . . . . . provides the functionality of a messaging system.
  ক

  Oozie

  খ

  Kafka

  গ

  Lucene

  ঘ

  BigTop
• Amazon . . . . . . . . is well suited to transfer bulk amount of data.
  ক

  EC2

  খ

  EC3

  গ

  EC4

  ঘ

  All of the mentioned
• The only metadata retained on a per-consumer basis is the position of the consumer in the log, called . . . . . . . .
  ক

  offset

  খ

  partition

  গ

  chunks

  ঘ

  all of the mentioned
• . . . . . . . . nodes are the mechanism by which a workflow triggers the execution of a computation/processing task.
  ক

  Server

  খ

  Client

  গ

  Mechanism

  ঘ

  Action
• Storm is benchmarked as processing one million . . . . . . . . byte messages per second per node.
  ক

  10

  খ

  50

  গ

  100

  ঘ

  200
• Impala is integrated with native Hadoop security and Kerberos for authentication via . . . . . . . . module.
  ক

  Sentinue

  খ

  Sentry

  গ

  Sentinar

  ঘ

  All of the mentioned
• . . . . . . . . is a secure and highly scalable micro sharing and micro-messaging platform.
  ক

  ESME

  খ

  Directory

  গ

  Empire-db

  ঘ

  All of the mentioned
• A . . . . . . . . node enables a workflow to make a selection on the execution path to follow.
  ক

  fork

  খ

  decision

  গ

  start

  ঘ

  none of the mentioned
• Cloudera Express includes CDH and a version of Cloudera . . . . . . . . lacking enterprise features such as rolling upgrades and backup/disaster recovery.
  ক

  Enterprise

  খ

  Express

  গ

  Standard

  ঘ

  Manager
• Stratos will be a polyglot . . . . . . . . framework.
  ক

  Daas

  খ

  PaaS

  গ

  Saas

  ঘ

  Raas
• . . . . . . . . is a distributed, fault-tolerant, and high-performance realtime computation system.
  ক

  Knife

  খ

  Storm

  গ

  Sqoop

  ঘ

  Lucene
• InfoSphere DataStage uses a client/server design where jobs are created and administered via a . . . . . . . . client against a central repository on a server.
  ক

  Ubuntu

  খ

  Windows

  গ

  Debian

  ঘ

  Solaris
• The ability of Hadoop to efficiently process large volumes of data in parallel is called . . . . . . . . processing.
  ক

  batch

  খ

  stream

  গ

  time

  ঘ

  all of the mentioned
• Microsoft .NET Library for Avro provides data serialization for the Microsoft . . . . . . . . environment.
  ক

  .NET

  খ

  Hadoop

  গ

  Ubuntu

  ঘ

  None of the mentioned
• Falcon provides the key services data processing applications need so Sophisticated. . . . . . . . can easily be added to Hadoop applications.
  ক

  DAM

  খ

  DLM

  গ

  DCM

  ঘ

  All of the mentioned
• . . . . . . . . will skip the nodes given in the config with the same exit transition as before.
  ক

  ActionMega handler

  খ

  Action handler

  গ

  Data handler

  ঘ

  None of the mentioned
• Kafka only provides a . . . . . . . . order over messages within a partition.
  ক

  partial

  খ

  total

  গ

  30%

  ঘ

  none of the mentioned
• The Apache Jenkins server runs the . . . . . . . . job whenever code is committed to the trunk branch.
  ক

  "Bigtop-trunk"

  খ

  "Bigtop"

  গ

  "Big-trunk"

  ঘ

  None of the mentioned
• Kafka maintains feeds of messages in categories called . . . . . . . .
  ক

  topics

  খ

  chunks

  গ

  domains

  ঘ

  messages
• . . . . . . . . properties can be overridden by specifying them in the job-xml file or configuration element.
  ক

  Pipe

  খ

  Decision

  গ

  Flag

  ঘ

  None of the mentioned
• Apache Storm added the open source, stream data processing to . . . . . . . . Data Platform.
  ক

  Cloudera

  খ

  Hortonworks

  গ

  Local Cloudera

  ঘ

  MapR
• . . . . . . . . is used for Logging for .NET framework.
  ক

  log4net

  খ

  logphp

  গ

  Lucene.NET

  ঘ

  All of the mentioned
• . . . . . . . . is used for simplified Data Management in Hadoop.
  ক

  Falcon

  খ

  flume

  গ

  Impala

  ঘ

  None of the mentioned
• If a computation/processing task -triggered by a workflow fails to complete successfully, its transitions to . . . . . . . .
  ক

  error

  খ

  ok

  গ

  true

  ঘ

  false
• All decision nodes must have a . . . . . . . . element to avoid bringing the workflow into an error state if none of the predicates evaluates to true.
  ক

  name

  খ

  default

  গ

  server

  ঘ

  client
• A recurring workflow is used for purging expired data on . . . . . . . . cluster.
  ক

  Primary

  খ

  Secondary

  গ

  BCP

  ঘ

  None of the mentioned
• For Apache . . . . . . . . users, Impala utilizes the same metadata.
  ক

  cTakes

  খ

  Hive

  গ

  Pig

  ঘ

  Oozie
• CDH process and control sensitive data and facilitate . . . . . . . .
  ক

  multi-tenancy

  খ

  flexibilty

  গ

  scalability

  ঘ

  all of the mentioned