Cloudera Certified Administrator for Apache Hadoop (CCAH) is a globally recognized certification for Hadoop administrators. This certification demonstrates a candidate's proficiency in managing, configuring, and monitoring Hadoop clusters. The CCAH certification exam is designed to test a candidate's hands-on experience in administering Hadoop clusters. The CCA-500 exam is one of the exams required to obtain the CCAH certification.
Exam Objectives:
The Cloudera CCA-500 exam covers the following topics:
- Hadoop Cluster Planning
- Cluster Installation and Administration
- Cluster Configuration
- Cluster Maintenance and Optimization
- Security and Troubleshooting
The exam is designed to evaluate a candidate's practical experience in administering Hadoop clusters. The exam consists of eight to twelve performance-based tasks that simulate real-world scenarios. Each task is designed to evaluate a candidate's ability to solve a particular problem related to Hadoop cluster administration.
Exam Details:
The Cloudera CCA-500 exam is a hands-on, practical exam that lasts for 120 minutes. The exam is delivered in a remote proctored format, which means that a candidate can take the exam from anywhere in the world as long as they have a reliable internet connection. The passing score for the exam is 70%. The cost of the exam is $295 USD.
To take the exam, a candidate must have at least six months of experience administering Hadoop clusters. The candidate must also be familiar with Linux and have some experience with scripting languages like Bash or Python. Additionally, the candidate should have knowledge of the following topics:
- Understanding of Hadoop ecosystem components and their deployment in a cluster environment
- Ability to configure and deploy NameNode and DataNode
- Ability to perform HDFS maintenance tasks such as balancing data storage
- Ability to configure and deploy YARN and MapReduce applications
- Ability to perform basic configuration of Hive and Impala
- Ability to configure and manage Hadoop security with Kerberos
- Ability to diagnose and troubleshoot common Hadoop cluster issues
Related Books:
There are several books that can help a candidate prepare for the Cloudera CCA-500 exam. Some of the recommended books are:
- Hadoop: The Definitive Guide, 4th Edition by Tom White
- Hadoop Operations and Cluster Management Cookbook by Shumin Guo and Charles Lee
- Pro Apache Hadoop, 2nd Edition by Jason Venner
- Learning Hadoop 2 by Garry Turkington and Gabriele Modena
In conclusion, the Cloudera CCA-500 exam is a practical exam that evaluates a candidate's hands-on experience in administering Hadoop clusters. To pass the exam, a candidate must have practical experience in managing and troubleshooting Hadoop clusters, be familiar with Linux, and have some experience with scripting languages. The recommended books and resources can help a candidate prepare for the exam and increase their chances of passing on their first attempt.