Vendor: Cloudera
Exam Code: CCA-505
Exam Name: Cloudera Certified Administrator for Apache Hadoop (CCAH) CDH5 Upgrade Exam
Certification: Cloudera Certifications
Total Questions: 45 Q&A
Updated on: Jun 14, 2026
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Given:

You want to clean up this list by removing jobs where the state is KILLED. What command you enter?
A. Yarn application kill application_1374638600275_0109
B. Yarn rmadmin refreshQueue
C. Yarn application refreshJobHistory
D. Yarn rmadmin kill application_1374638600275_0109
You want to understand more about how users browse you public website. For example, you want to know which pages they visit prior to placing an order. You have a server farm of 200 web servers hosting your website. Which is the most efficient process to gather these web server logs into your Hadoop cluster for analysis?
A. Sample the web server logs web servers and copy them into HDFS using curl
B. Ingest the server web logs into HDFS using Flume
C. Import all users clicks from your OLTP databases into Hadoop using Sqoop
D. Write a MApReduce job with the web servers from mappers and the Hadoop cluster nodes reducers
E. Channel these clickstream into Hadoop using Hadoop Streaming
A slave node in your cluster has four 2TB hard drives installed (4 x 2TB). The DataNode is configured to store HDFS blocks on the disks. You set the value of the dfs.datanode.du.reserved parameter to 100GB. How does this alter HDFS block storage?
A. A maximum of 100 GB on each hard drive may be used to store HDFS blocks
B. All hard drives may be used to store HDFS blocks as long as atleast 100 GB in total is available on the node
C. 100 GB on each hard drive may not be used to store HDFS blocks
D. 25 GB on each hard drive may not be used to store HDFS blocks
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