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Preparing for the HDPCA (HDP Certified Administrator) Exam

by admin

Taking the Practice HDPCA practice exam on AWS

Before taking the HDPCA exam, you can get the feel of the exam by using the HDPCA practice exam on AWS cloud. The practice exam is very similar to the actual exam. You can perform 6 tasks for practice on this machine. The recommended instance configuration in AWS is m3.2xlarge which has 30 GB of memory and 8 vCPUs. You can opt for the spot instances if you are on a budget.

The Hadoop Admin Certification HDPCA (HDP Certified Administrator) exam mainly consists of 5 sections :

  • Installation
  • Configuration
  • Troubleshooting
  • High Availability
  • Security

Exam Objective

Installation

1. Configure a local HDP repository
2. Install ambari-server and ambari-agent
3. Install HDP using the Ambari install wizard
4. Add a new node to an existing cluster
5. Decommission a node – Datanode and NodeManager
6. Add an HDP service to a cluster using Ambari

Configuration

1. Define and deploy a rack topology script
2. Change the configuration of a service using Ambari
3. Configure the Capacity Scheduler
— Configure Capacity Scheduler Queues Using YARN Queue Manager
4. Create a home directory for a user and configure permissions
5. Configure the include and exclude DataNode files

Troubleshooting

1. Restart an HDP service
2. View an application’s log file
3. Configure and manage alerts
4. Troubleshoot a failed job

High Availability

1. Configure NameNode HA
2. Configure ResourceManager HA
3. Copy data between two clusters using distcp
4. Create a snapshot of an HDFS directory
5. Recover a snapshot
6. Configure HiveServer2 HA :
— Part 1 – Install and Configure HiveServer
— Part 2 – Configure HiveServer2 HA

Security

1. Install and configure Knox
2. Install and configure Ranger
— Creating HDFS policies in Ranger.
— Creating Hive policies in Ranger.
3. Configure HDFS ACLs

Filed Under: Hadoop, HDPCA, Hortonworks HDP

Some more articles you might also be interested in …

  1. HDPCA Exam Objective – Decommission a node (datanode)
  2. HDPCA Exam Objective – Install and configure Knox
  3. HDPCA Exam Objective – Configure NameNode HA
  4. How to Create HDFS policies in Ranger
  5. HDPCA Exam Objective – Restart an HDP service
  6. HDPCA Exam Objective – Add a new node to an existing cluster
  7. HDPCA Exam Objective – Configure HiveServer2 HA ( Part 2 – Configure HA )
  8. Understanding the Hadoop MapReduce framework
  9. How To Modify Hadoop Log Level
  10. CCA 131 – Perform OS-level configuration for Hadoop installation

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