GCB Learning

GCB training Course Content :

About The Course

IT Tutions is a One of the best quality training centre for Self-paced trainings. We are providing training throughout the world wide. IT Tutions self-paced programs are designed by keeping in mind about the people who are busy with their schedule. So it is prepared by GCB expert who are real time working on GCB . The course is developed by them in such a way that everyone will feel it easy to understand. You can attain free demo so that you will get clear idea about it. We provide have High Quality Video Recorded We provide related course material. You will get Lifetime access to the course you have selected. We have 24x7 technical support for your help.

Course Name


Course duration

40-50 Hrs


Real time Expert


Live Classes

Who Can Learn

  • Professionals in Testing field
  • Software Developers
  • Professionals from Analytics background
  • Datawarehousing Professionals
  • Professionals from SAP BI background.

With the growing era of technology and need to constantly update oneself to outstand in the competitive market, IT Tutions has come to existence to provide people the knowledge about the latest trends in technology . We provide a team of trainers who will put across a thorough and detailed idea about the respective technical courses that you wish to explore .

Our work doesnot end here. IT Tutions gives an opportunity to work on real time projects which would be guided by our real time trainers. A technical back end team would always be available to answer your queries at any point of time and will also assist you to arrange your training sessions

More Course Information

In IT Tutions all trainers are well experts and providing training with practically..Here we are teaching from basic to advance. Our real time trainers fulfill your dreams and create professionally driven environment. In GCB training we are providing sample live projects, materials, explaining real time scenarios, Interview skills…We are providing Best GCB training in Hyderabad, India

Course content

GCB Online training-Complete Course Details HDFS and MAPREDUCE.

    • 4 V's of BIG DATA(IBM Definition of BIG DATA)
    • What is GCB ?
    • Why GCB ?
    • Core Components of GCB
    • Intro to HDFS and its Architecture
    • Difference b/w Code Locality and Data Locality
    • HDFS commands
    • Name Node’s Safe Mode
    • Different Modes of GCB
    • Intro to MAPREDUCE
    • Versions of GCB
    • What is Daemon?
    • GCB Daemons?
    • What is Name Node?
    • What is Data Node?
    • What is Secondary name Node?
    • What is Job Tracker?
    • What is Task Tracker?
    • What is Edge computer in GCB Cluster and Its role
    • Read/Write operations in HDFS
    • Complete Overview of GCB 1.x and Its architecture
    • Rack awareness
    • Introduction to Block size
    • Introduction to Replication Factor(R.F)
    • Introduction to HeartBeat Signal/Pulse
    • Introduction to Block report
    • MAPREDUCE Architecture
    • What is Mapper phase?
    • What is shuffle and sort phase?
    • What is Reducer phase?
    • What is split?
    • Difference between Block and split
    • Intro to first Word Count program using MAPREDUCE
    • Different classes for running MAPREDUCE program using Java
    • Mapper class
    • Reducer Class and Its role
    • Driver class
    • Submitting the Word Count MAPREDUCE program
    • Going through the Jobs system output
    • Intro to Partitioner with example
    • Intro to Combiner with example
    • Intro to Counters and its types
    • Different types of counters
    • Different types of input/output formats in GCB
    • Use cases for HDFS & MapReduce programs using Java
    • Single Node cluster Installation
    • Multi Node cluster Installation
    • Introduction to Configuration files in GCB and Its Imp.
    • Complete Overview of GCB 2.x and Its architecture
    • Introduction to YARN
    • Resource Manager
    • Node Manager
    • Application Master(AM)
    • Applications Manager(AsM)
    • Journal Nodes
    • Difference Between GCB 1.x and GCB 2.x
    • High Availability(HA)
    • GCB Federation
  • PIG
    • The difference between MAPREDUCE and PIG
    • When to go with MAPREDUCE?
    • When to go with PIG?
    • PIG data types
    • What is field in PIG?
    • What is tuple in PIG?
    • What is Bag in PIG?
    • Intro to Grunt shell?
    • Different modes in PIG
    • Local Mode
    • MAPREDUCE mode
    • Running PIG programs
    • PIG Script
    • Intro to PIG UDFs
    • Writing PIG UDF using Java
    • Registering PIG UDF
    • Running PIG UDF
    • Different types of UDFs in PIG
    • Word Count program using PIG script
    • Use cases for PIG scripts
  • HIVE
    • Intro to HIVE
    • Why HIVE?
    • History of HIVE
    • Difference between PIG and HIVE
    • HIVE data types
    • Complex data types
    • What is Metastore and its importance?
    • Different types of tables in HIVE
    • Managed tables
    • External tables
    • Running HIVE queries
    • Intro to HIVE partitions
    • Intro to HIVE Buckets
    • How to perform the JOINS using HIVE queries
    • Intro to HIVE UDFs
    • Different types of UDFs in HIVE
    • Running HIVE queries for Word Count example
    • Use cases for HIVE

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