AWS Certified Data Analytics Specialty 2021 – Hands-On - S3DistCP and Other Services

The video tutorial covers various tools and technologies within the Hadoop ecosystem, focusing on their purposes and applications. It begins with Disk CP, a tool for efficient data copying using MapReduce, and continues with an overview of external tools like Ganglia, Mahout, and Accumulo. The tutorial also discusses data management tools such as Hcatalog and Kinesis Connector, performance enhancers like Tachyon, and security tools like Apache Ranger. The video emphasizes the flexibility of EMR clusters in integrating third-party tools and custom software.

What is the primary function of Disk CP in a Hadoop cluster?

• To manage Hive metastores

• To monitor the status of the cluster

• To copy data between S3 and HDFS using MapReduce

• To perform machine learning tasks

Which tool is designed with security as a primary focus and is a NoSQL database?

• Mahout

• Scoop

• Ganglia

• Accumulo

What is the role of Hcatalog in the Hadoop ecosystem?

• To accelerate Apache Spark

• To manage Hive metastores

• To connect to Kinesis streams

• To provide data security

Which tool is an accelerator for Apache Spark?

• Derby

• Tachyon

• Ranger

• Kinesis Connector

What is Apache Ranger used for in a Hadoop environment?

• To manage Hive tables

• To accelerate data processing

• To connect to external databases

• To provide data security