CCDH: Cloudera Certified Developer for Apache Hadoop (CDH4)

Earning the CCDH certification for Cloudera CDH4 demonstrates your technical knowledge, skills, and ability to write, maintain, and optimize Apache Hadoop development projects. Becoming a Cloudera certified Hadoop developer verifies your understanding of using Hadoop Distributed File System (HDFS); configuring, submitting and managing jobs; Hadoop data types; algorithms and design patterns; and how to use the Hadoop ecosystem. 

The Cloudera CCDH exam tests your knowledge of the concepts and skills required in the following areas:

• Core Hadoop concepts
• Storing files in Hadoop
• Job configuration and submission
• Job execution environment
• Input and output
• Job lifecycle
• Data processing
• Key and value types
• Common algorithms and design patterns
• The Hadoop ecosystem